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APPROVED FOR RELEASE: 2007142/09: CIA-RDP82-40854R040400060026-3 - FOR OFFICIAL USE ONLY JPRS L/ 10049 - 14 October 1981 USSR Re ort p LIFE SCIENCES BIO~'NEDICAL AND BEHAVIORAL SCIENCES (FOUO 13/81) ~ FBIS FOREIGN BROADCAST INFORMATION ~?ERVICE FOR OFFICIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2407/02/09: CIA-RDP82-00850R000400460026-3 NOTE JPRS publications contain information primarily from foreign newspapers, periodicals and books, but also,from news agency transmiss~ons and broadcasts. Materials from foreign-language sources are translated; those from English-language sources are transcribed or reprinted, with the ori.ginal phrasing and other characteristics retained. Headlines, Pditorial reports, and material enclosed in brackets are supplied by JPRS. Processing indicators such as [Text) or [Excerpt] in the firs~ line of each item, or following the last line of a brief, indicate how the original information was processed. Where no processing indicator is given, the infor- mation was summarized or extracted. Unfamiliar names rendered phonetically or transliterated are enclosed in parentheses. Words or names preceded by a ques- tion mark and enclosed in parentheses were not clear in the original but have been supplied as appropriate in context. Other unattributed parenthetical notes within the body of an item originate with the source. Times within items are as given by source. The contents of this publication in no wa:~ represent the poli- - cies, views or attitudes of the U.S. Government. COPYRIGHT LAWS A.ND REGUI.A.TIONS GOVERNING OWNERSHIP OF MATERIALS REPRODUCED HEREIN REQUIRE THAT DISSEMINATION OF THIS PUBLICATION BE RESTRICTED FOR OFFICIAL USE ONLY. APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 i ~ JPRS L/1~049 14 October 1981 USSR REPORT ~ LIFE SCIENCES BIOMEDICAL AND BEHAVIORAL SCIENCES (FOUO 13/ 81) CONTENTS BIOCH~IISTRY Decentralized Control Systems for Periodic Microbiological Synthesis 1 BIOTECHNOLOGY ~ Biamechanics of Hum~n Visual Apparatus 7 ENVIRONMENT Dispersion of Animal PopulatiQn Density 16 HUMAN FACTORS Biorhythms an~ Work 22 PHYSIOLOGY Effect of Hyperbaric Medium on Man and Animals 26 RADIATION BIOLOGY Eiochemical Fundamentals of the Action of Radiation Protectora.... 33 PSYCHOLCIGY Psychomuscular Training--a Method of Msntal Self-~egulation....... 38 - a- [III - USSR - 21a S&T FOUO] FnR nFFT('i e i T 1,4F, f1NT.Y APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-04850R000400060026-3 FOR OFF'iCIAL USE ONLY Medical and Psychological Problems of Civil Aviatian Pilot Reliability (Nmnber 1) 59 Medical and Psychological Probleme of Civil Aviation Pilot Reliability (Number 2) 77 Medical and Fsychological Problems of~Civil Aviation Pi1ot Reliability (Number 3) 100 - b ~ FOR OFFIt,'"IAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 FOR OFFICIAL USE ONLY - BIOCAEMISTRY UDC: 615.012.6 DECENTRALIZED CONTkOL SYSTEMS FOR PERIODIC MICROBIOLOGICAL SYNTHESIS ' Mo~cow KHIMIKO-FARMATSEVTICHESKIY ZHURNAL in. Russian Vol 15, No 6, Jun 81 (manu- ' script received 19 Jun $0) pp 98-102 [Article by A. A. Oprishko, V. V. Aleshechkin, A. V. Babayants, V. P. Davydov, Ya. A. Khanukayev and S. M. Cherner, All-Union Scinetific Research and Design Instttute for Automated Systems of Control of Continuous Technological Processes, Groznyy: "Principles Involved in the Design of Decentralized Systettts for Control of Periodic Processes of Microbiological Synthesis"] [TextJ Most technological biosynthetic processes in the microbiological and chemicopharmaceutical sectors of industry are periodic. Figure 1 illustrates the general block diagram of the technological process of biosynthesis. The number of elements in the groups is shown by the alphabetic subscripts. For most processes b~2, c~2, d~2, k~2, 1,~2s m~2, nS14, pS14, q x) is a characteristic feature of aggregate nonrandom distribution. The accuracy of the sampling studies with this distribution is extremely low. This precisely determined the development [6] of a method to optimize the size of the calculated ~nit. Its author convincingly proved that a small sample in the situation where s> x is always more.effective than a large, although the sampling from them is of a somewhat greater volume. With random (Poisson) distribution, the samples of different sizes are the same in effectiveness. Studies [7,8) have confirmed this fact. The presented method [6] for optimizing the size of the calculated unit is equi- valent to the calculations from formula (2) with the same plan for setting up the ecological experiment ( a number of stand~rd samples are set which are divided into small samples; for each size of sample, s, x and k are computed) 2 2 2 ~2~ sm~ ha a snP, where a--constant showing how many times the small sample fits into the standard (m2, ha), while s2~p is the dispersion of this sample. 16 FOR OFFICIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007102/09: CIA-RDP82-00850R000400060026-3 FOR OFFICI,4L USE ONLY Conversion of the dispersion by (2) into a standard sample using estimates of small samples yields strong positive systematic displacement of s2. This dis- - placement occurs because of the significantly curvilinear bond [7, 9-11) between s~ and x, and results in a solution with the inevitable conclusion that for equal accuracy of computation of the small samples, one should use more than df large samples. . Resolution of the problem of evaluating dispersion for large samples based on sma11 ones was so tempting that a number of studies appeared [12-14J which attempted to derive a common formula for its change with a change in the size m of the unit of calculation (s~ = amg, g> 0). From a theoretical viewpoint, this formula is not without reproach [15] since with an increase in the sample size m, the dispersion also rises without limit. However, this conversion is possible [9] if a careful study is made of the.tendency to change in the dispersion of animal popu~ation density in samples of successively larger size whose limit is the standard (m , ha). The existence of aggregations - in animals reveals the fact (fig 1) that points noticeably deviate from the straight line s2 = x which is typical for Poisson's distribution, and are arranged around the parabola s2 = x+ x2/k correspondin g to the negative binomial distri- bution. This also explains the exceeding of s~ > x. . _ . _ . . _ _ . - - - omM. ;0 ~ Q b c d q ~s > > > ~ 4So - 42f � Z 2~ Z Z ~ QZS qS0 Q7S ~0 Q2S QSO Q7S ;0 Q2S QSO Q7S ~D q2S QSO Q7S ~0 Xomn. Figure l. Link between Dispersion (s2) and Average (x) in Populations Key:a. fox (Vulpes vulpes) b. small ground squirrel (Citellus pygmaeus) c. red pine saw fly (Neodiprion sertifer) d, ground beetle (Calatus melanocephalus) l. random (Poisson) distribution s~ = x 7_, negative binomial (nonrandom) distribution with dispersion s~t = a2'x~ P(k + 1 aX Here for comparison of the populations of different animals, s2 and np x are presented for a single scale and are given in the figure in fractions of a unit. Formula (1) has little information for the ecologist, therefore it is expedient to study it in terms of an optimal (small) sample. Dispersion of the sample equals s2 = x+ x2/k, and its area (u) is a times ~const) smaller than the~st~ndard so that a= 1/u and u= 1/a. Then s~~ = 1/k(uxm2) + uxm2. We wi11 remove u from the parentheses and we have 17 FOR OFFICIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2407/02/09: CIA-RDP82-00850R000400460026-3 FOR OFFICIAL USE ONLY s~p - u2(k x2m2 + ~2)' . u We will add and will subtract xm2 in the parentheses of the last equation snp = u2(1~ x2m2 + xm2+ ~2 - xm2). u The first two terms in ~l-:e parentheses are s2m2, and expanding them, we obtain SnP - u2s2m2 + uxm2 - u2Xn12. Now we replace u by 1/a snP = a s2~2 + a x,m2 - 12 x 2. a m Freeing ourselves from the fraction by multiplying by a2, and transferring s2m2 to the left side, we obtain s2m2 = a2snP - a xm2 + xm2, but x 2=ax m np ' After substitution and simple procedures of transforming the latter equality, we finally have s2m2~ha = a2(s~P - xnP) + axnP. (3) Equation (3) is t~e optimizing calculation of the formula which permits direct conversion using s , x and k of the sampling of the estimate of dispersion - (szn ) from a small~samp~e into successively larger ones, or immediately into the stan~ard. Estimates of dispersion from the sampling and those computed from formula (3} practically coincide (the Kokren test did not show significant differences). The conclusion is exceptionally important for practice, since a real possibility is afforded for calculation by small samples in a quantity that is approximately eqt~al to the large (m2, ha). In this case, the area of examina- tion is significantly reduced (10-16-fold) as previously reported [9]. In formula (3), the tPrm a2(s2~P- xnp) is the component of dispersion which evalu- - ates the c~~?ditions (temperature, degree of illumination, humidity, properties of soil, macro and microrelief, etc.; of small sections. In2these sections, groupings of animals of varying density are observed. Whereupon, s npminus x~P, random (Poisson) distribution, represents the dispersion of the negative binomial dis- tribution. The second term in (3) axnP is random (Poisson) distribution of groups of animals on a large, ecologically uniform section o� space (forest, field with different crops, etc.). . 18 FOR OFFICIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007142/09: CIA-RDP82-40854R040400060026-3 FOR OFFIC[AL USE ONLY - It is impossible to evaluate directly from formula (3) the percentage contribution to the total variation which is made separately by the random (Poisson) and negative binomial (nonrandom) distribution. However, this separation of thP distributions can be obtained by transforming the formulas for parameter k as follows. We have _2 k=X2 - ' s - x After reduction to a common denominator, we obtain for a small sample k(s2 - x) = x2 and s2 - x= x2/k. For a large standard sample, the latter equation is written as: a2(s~p - x~p) = a2x2np~k. Consequently, the right side of the equatioa has the same ecological interpre- ' tation as the first term in formula (3). This equation not on~ly proves once more the correctness of formula (3), but also confirms the fact that if the distribution is approximately random, and this situation is en:.ountered fairly often in samplings made of natural animal populations, then dispersion of an ecologically uniform section does not make a significant contribution to the generai variation. We will rewrite (3) as 2- 2 2 a x~ -P S m2,ha = k + ax~p. . After reduction to a common denominator, removing a2x~P and k from the parentheses we obtain a final version of the optimizing formula (4) s2 = a2X2. 1 + 1 ) � = m2,ha np k aX~ The obtained equation is equivalent to (3) and has the same ecological interpreta-~ tion. However, (4) has a significant advantage over (3), since it permits separate computation of the percentage contribution to the general variation of the nega- tive binomial (1/k) and the random (1/ax ) distribution. This percentage is immediately evaluated for the standard sa~iple. Al1 the discussions presented above are based on the hypothesis that k is constant. In actuality, k c~z~ change in fairly broad limits. . . For the practical application of formulas (3) and (4), it is sufficient to know the mutual changes of s2, x and k for a sample of any size which was made by the sampling. Then, by using the corrections given below for nonr.andom distribution, and by having fnforffiation of only one sampl~.ng' one can compute the dispexsipn ev~luation from a sample of any small size for eueceaaively larger areae~ or �d~rectly for the standard 19 FOR OFF[CIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2407/02/09: CIA-RDP82-00850R000400460026-3 FOR OFFICIAL USE ONLY - Case 1. s2 = x, s2 < x, x< 1, k= 0, k-~ Sct - a2(sn - x~ ) + ax~ . P P P Case 2. k < 0,5, S2ct ~a2(s~P - x~P) + ax~P]k. ~ Case 3. 0.5 < k < l, Sct - [a2(s~P - x~p) + ax~p]k2. , Case 4. 1 < k < 3.0, S2 _ [a2(s2~p - x~~) + axnp] . ct k Case 5. k > 3.0, s~t = a~(s~p - x~p) + ax~p. = All the procedures listed for formula (3) are also correct for formula (4). One should stress in particular that the described link between s2 and x was establisheii for animals that are distant both ecologically and taxonomically. ~ Nevertheless, formulas (3) and (4) are suitable to optimize their calculation. These formulas have a sufficiently g~neral nature, since they are based on strict mathematical theory [1-5] of random and negative binomial distribution. BIBLIOGRAPHY 1. Greenk~^nd, M., and Yule, G. U. J. ROY. STAT. SOC., Vol 83, No 1, 1920. 2. Fisher, R. A. ANN. EUGENIC5, No 11, 1941. 3. Haldane, J. I. B. IBID. 4. Bliss, C. I., and Fisher, R. A. BIOMETRICS, No 9, 1953. 20 - ~ FOR OFFICIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPR~VED F~R RELEASE: 2007/02/09: CIA-RDP82-04850R000400060026-3 FOR OFFICIAL USE ONLY 5. Waters, W. E. J. ECONO. ENT., Vol 52, No 6, 1959. 6. Finney, D. I. BIOMETRICS BUL., No 2, 1946. 7. Borodin, A. L. EKOLOGIYA, No 3, 1975. 8. Lyons, L. A.CANAD~ ENTOMOL., Vol 96, No 11, 1964. 9. Iwao, S., and Kuno, E. In "Statistical Ecology, Spatial Patterns and Stati- stical Distributions," 197I, pp 461-513. 10. Taylor., L. R. NATURE, Vol 189, No 4766, 1961. 11. Guppy, I. C., and Harcourt, D. C. CANAD. ENTOMO?.., Vol 102, No 11, 1970. 12. Jessen, R. J. IOWA AGR. EXP. STA. RES. BULL., 1942, p 304. , 13. Hendricks, W. A: J. AMER. STATIST. ASSOC., No 39, 1944. 14. Mahalanobis, P. C. PHIL. TRANS. ROY. SOC. LONDON B, 1944, p 321. 15. Kokren, U. "Metody vyborochnogo issledovaniya" [Methods of Sampling Study], Moscow, 1976. _ COPYRIGHT: Izdatel'stvo "Nauka", "Doklady Akademii nauk SSSR", 1981 9035 CSO: 1840/282 21 FOR OFFICIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-04850R000400060026-3 FOR OFFICIAL USE ONLY HUMAN FACTORS UDC 612 "735" : 613.6 BIORHYTfiMS AND WORK Leningrad BIORITMY I TRUD in Russian 1980 (signed to press 1 Feb 80) pp 2-5, 142- 143 [Annotation,foreword and table of contents from book "Biorhythms and Work", edited by A.D. Slonim, USSR Academy of Sciences, Izdatel'stvo "Nauka", S,S00 copies, 144 pages] [Text~] The book examines the features of rhythms, work actions and work capacity in man, along with changes in biorhythms in the work process, as part of the general study of biological rhythms and at the same time as a section on the physiology of work and ergonomics. A special chapter deals with methodology in ~ the study of rhythms associated with work activity, and there is also an appendix in which some of the mathematical aspects of rhythms in work processes are described. Foreword Work activity is engaging the attention of physiologists as the basic form of active behavior in man. At the same time research on the physiology of work is of great applied significance. The condition of the working man and the features of his work activity must be taken into account in all mea~ures implemented to make production healthier and more efficient. Physiological findings are used extensively in ergonomics, the organization of labor, and labor hygiene and safety. Among the large amount of information of this kind, the links between biological rhythms in man and his work activity occupy an important place. Work alters the ~ rhyttuns of many physiological processes. Therefore, information on biorhytlmis is now considered in the resolution of the most varied problems in the f ield of ; labor organization and education and general behavior in man. This iraterest has ~ undoubtedly been aroused by the great successes and rapid development rates in : the study of biological rhythms during the latter half of this century. Biological ~ rhythms a~~ now of interest to broad circles of researchers as a promising sub~ect - and as important aspect of scientific research. The links between biological rhythms and work activity are of.considerable inter~st in theoretical research on human physiology. Work is for people a most important exogenous factor influencing the formation and restructuring of rhythms in the various physiological processes. In add3tion td restructuring and synchronization, under the influence of work, impairment of many rhythms is a13o possible; this is~sometimes transient and insignificant and in some cases prolonged and seriously . affecting the health. 2'L - FOR OFFICIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 FOR OFFICIAL USE ONLY The nature and conditions of work constitute a powerful factor influencing man's condition and his health and development. These influences affect the broad range of rhythms from the high-frequency rhythms in the electrical activity in muscles and the brain,to the circadian, and even monthly and annual rhythms in the activity of the entire body. Rhythms changes are frequently early, and sometimes the first sign of the effect of work on a person. At the same time, periodicity is observed in the work activity itsel.f. The duration and other parameters of isolated work actions and human work capacity do not remain constant in the same work process but are all the time varying, a:~d it is in these variations that the periodic component--the work rhythm--is seen. Special interest is being evinced by the _ links between the rhythms of random work actions and the changes they cause in the rhythms of the various processes in the body of the working operator. Information on biological rhythms is essential for substantiating decisions on many questions of production practice. The study of the various biological rhytluns is opening up prospects for evaluating both the effect of work on man and the effect of the entire aggregate of factors in the way of life--work, everyday activities and leisure. A consideration of the biorhythms reveals important features in human behavior in production, namely its effect in the man�machine- production medium system. Determination of the rhythms in work actions is becoming - a special task in the optimization of work that takes place in conditions in which an external rhythm is imposed by technological processes such as conveyex lines and semiautoma*ic technical devices. Planning of the regime of work and rest is associated with a consideration of the periodic variations in hiunan work capacity. The organiza~;on of shift work and night work is determined from information on circadian variations in the condition of working people. Although ~ it is still attracting less attention, the signif icance of low-frequency rhythms with periods measured in days, weeks and months is considerable. Such rhythms have significance, for example, for planning days off and holidays, especially when it is not possible to observe a standard duration for the working week or . - to organize regular days off because of the production condit~ns prevailing. The progression of rhythms in arbitrary work actions and changes in the high- frequency physiological processes are of significance as indicators that characterize the level of functional work stress and the degree of fatigue in an operator. The term stress is used to describe the entire aggregate of changes in an operator's condition caused by work activity. Like work capacity, work stress as characterized by the features in the progression of and changes in high-frequency rhythms varies depending on the phases of the slow rhythms, on the time of day and ~o..same degree or other on the day of the working week and lunar and seasonal rhythms. The fact that a link exists between biological rhytYims and human.work activity has been known for a long time. During the last decades a systematic atudy has been initiated on these problems, particularly the question of the role of the circadian rhythm as a factor to be considered in the organization of labor. Gener- alizations of research work have been published on circadian rhythm and its connection with work both specifically on the physiological plane and in the field of ergonomic applications for physiological information. The start made on the study of biorhythms in aviation and space physiology and medicine was a signiticant step in development along this avenue. Changes in high-frequency rhythms and in various processes when affected by work activity and in laboratory modeling of various kinds of 23 FOR OFFICIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 r~~r~ o~�Frc~ai, USE ONLY work are now being studied quite estensivelq. It is therefore fitting at this time to review the links between work activity and the entire spectrum of biological rhythms found in man. In terms of spatial ideas, the spectrum of biological rhythms is a single whole, a complex subsystem in the total system that regulates physiological processes in the body. This provides gr~unds for thinking that ~ a review of information on biological rhythms in working people can be both of theoretical interest and usef ul in production practice. The brevity of this boolc h,~s induced us to present only the most important findings on the problem. Various biological rhyttuns are examined as they apply to problems of labor organization: tne rhythms of random work activity, the high-frequency rhythms in the electrical activity of the brain aud heart, circadian rhythm, and finally, low-frequency rhythns. The material is divided into chapters on the basis of the existing classification of rhythms accordin~ to frequency (duration oF period). Tiie presentation of all findings is prefaced by some of the theoretical considerations and a surr~nary uf the main ~equirements of the methodology in research on biorhythms in tYie study of work activity in man. Taking into account the significance of mathematical methods for processing results from biorhythm - research, some questions of the substantiation and selection of such methods are revie~oed in an appendix. Because of the small si:~e of the bo~k it tias been necessary to omit a review of the role of biorhythms in aviation and space physiology and medicine. There was _ no intention of inerely mentioning these questions in a cursory manner but no ~pace was available fcr a detailed presentation. The published sources on the problem have not been fully examined. Wherever possible the authors have tried to use Soviet sources and have also referred to reviews and summaries instead of their own experimental research. Nevertheless, all illustrative material has been presented with references to the original work. The main aim in presenting all the information selected has bee~l to examine it in terms of ergonomics with a view to using it in the organization and improvement of labor. The individual chapter~ and sections ot chapte~~ have been compiled by different people. Authors' names a�re given in the table of contents. The collective of authors recognizes the imperfections in the work pr ~ser.Led and will be glad of criticism. Contents For~aword (K.M. Smirnov) 3 Chapter 1. General Questions in the Study of Biological Rhythms (K.M. Smirnov) 6 - 1.1. Rhythmicity in vital processes 6 1.2. The spectrwn of biorhythms and their classification 8 1.3. Physiologists' ideas on the mechanisms of biorhythms 10 1.4. Approximation of biorhythms with pariodic functions 13 1.5. Instability in the parameters of biological rhythms 15 1.6. Desynchronization 18 Chapter 2. The Study of Biorhythms in Human Work Activity (K.M. Smirnov) . 21 2.1. Problems and organization of studies 21 , 2.2. Methodology in taking r~adings 23 2.3. Processing the results of readings 27 24 F'OR OFFICIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007142/09: CIA-RDP82-40854R040400060026-3 FOR OFF[CIAL USE ONLY - Chapter 3. Cyclic Movements and Rhythms in Work Actions {K.M. Smirnov) 32 3.1. The role of muscular movememnt in human work activity 32 3.2. The cyclic nature of many muscular movememnts 33 3.3. The formation of rhythms in movements 36 3.4. Optimum wor~ rhythms 39 - 3.5. Rhythms in monotonous work 40 3.6. Rhythms inherent in human activity and the rhythms of technological processes 46 = Chapter 4. Changes in High-Frequency and Some Ultraradian Rhythms in Functional Stress During Work S1 4.1. Changes in periodicity in cerebral Electrical activity (K.M. Smirnov) 51 4.2. A consideration of variations in the duration of cardiac contractions - in the evaluatian of functional working stress (V.I. Kudryavtsev) 54 4.3. Periodic structure of cardiac rhythm in the minute and hour ranges and its connection with the activity of the hormone systems (A.O. Nayakatikyan, A.P. Kapshchuk, A.I. Kovaleva, A.V. Karpenko). 57 Chapter S. Circadian Rhythm and Work 72 5.1. Circadian rhythm in human work capacity (K.M. Smirnov) 72 , 5.2. Changes in circadian rhythm under thp effect of labor activity (K.M. Smirnov) 79 ~ 5.3. Changes in circadian rhythm in mariners during a round-trip voyage from Leningrad to Australia (A.S. Poroshenko, A.A. Sorokin) 87 5.4. An ergonomic evaluation of shift work and night work ~ (G.M. Gambashidze) 90 Chapter 6. Low-Frequency Rhythms and Human Work Activity . 97 6.1. Weekly work schedules (Ye.V. Osipova) 97 6.2. Rhythms with 20-30-day periods (K.M. Smirnov) 101 6.3. Seasonal (annual) rhythms in the condition and work capacity in man (Sh.A. Khamzaye~~) 103 6.4 Rhythtas with periodicities greater than one year in human physical and creative activity (K.M. Smirnov) 105 Chapter 7. Cunclusions (K.M. Smirnov) 107 7.1. Research prospects in biorhythms and the physiology of work 107 7.2. Body time "readings" and the rhythms of random actions 108 7.3 Changes in biorhythms in functional work stress and fatigue .......111 7.4 Biorhythms and ergonomics .........................................113 Bibliography 116 - Appendix. Mathematical Aspects in Detecting Rhythms in Work Processes (N.V. Khovanov) 126 1. Formal description of rhythm and periodicity 126 2. Spectral expansion of a time series 133 3. A stochastic model for generating a time series 135 Bibliography for appendix 140 COPYRIGHT: "izdatel'stvo "Nauka", 1980 9642 _ CSO: 1840/275 25 FOR OFFICIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 = FOR OFFICIAL USE ONLY PHYSIOLOGY UDC 613.693 EFFECT OF HYPER]iARIC MEDIUM ON MAN AND ANtMALS ~4oscow PROBLEriY KOSMICHESKOY IiIULOGII, TUri 39: DEYSTVIYE GIPERBARICHESKfJY SRELY NA ORGANIZM CHELOVEKA I ZHIVOTNYKH in Russian Vol 39, 1980 (signed to press 24 Oct 80) pp 4-7, 254-259 [Annotation, foreword,conclusion and table af contents from book "Problems of Space Biology Vol 39: The Effect of a Hyperbaric Medium on Man and Animals", edited by academiciari V.N. Chernigovskiy, Izdatel'stvo "Nauka", 900 copies, 260 pages] [Text] The book contains results from research on basic problems in underwater biology and medicine. Special attention is given to questions of tissue saturatiori and desaturation by inert gases in changes in atmospheric pressure and the composition of the gaseous medium, the function of respiration in a dense medium, the toxic effect of elevated oxygen pressure, the effect of inert gases on the nervous system in hyperbaric conditions, and heat exchange in humans underwater in elevated pressure. The authors have not set themselves the task of discussion these questions comprehensively. The book may be of interest to a broad range of biologists, physicians and spe~i_alists in the field of underwater and space medicine. Foreword A new field in the natural sciences has now been firmly established; it is underwater biology and medicine, which studies the functional status of the bodie~ of man and animals when acted upon by the complex of adverse factors arising under load in water. The goal of this research is to f ind protective methods that make it possible for man not only to work successfully under conditions of high pressure but a1sr~ fully to maintain his health. Underwater biology and medicine came into being on the basis of classic physiology during the second half of the 19th c2ntury when man began to engage in a special type of wortc activity, namely work under pressure in caissons and underwater. Under conditions of raised atmospheric pressure a range of factors affects the body and these had not been encountered before in human evolution: high hydrostatic - pressure, elevated partial pressure for oxygen and other gases in the medium being breathed and increased density o~ the gases in~the respiratory mixture; . 26 FOR OFFICIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-04850R000400060026-3 FOR OFFICIAL USE ONLY The most complete information on this was first presented in Paul Bert's classic work "La pression barometrique" (1878). Htunan physiology was enriched with new data on the toxic effect of oxygen, the processes of tissue saturation and desaturation of body tissues with inert gases in changes in atmospheric pressure, and impaired bodily functions during and after decompression. Hyperbaric physiology was subsequently supplemented with the ideas on the narcotic effect of inert gases (nitrogen, argon, neon, krypton), the specific effect of helium, the safe limits for the use of nitrogen and helium under pressure, and the possibility of man's " adaptation to the prolonged effect of a hyperbaric medi~. The possibility of mastering the world's oceans depends on the successes of undetwater biology and medicine. The growing interest in hyperbaric physiology is also connected with the development of new therapeutic methods, as for example oxygen barotherapy, and man's possible flight to the planets of the solar system, such as Venus where the atmospheric pressurP on the planet's surface is about 96 kg/cm2. . The most complex biological problems now iinpeding man's descent to great depths are those of overcoming impairments in the respiratory function and the neurologic disorders occurring when the air pressure is raised to more than 6 kg/cm2, that. is, at depths greater than 60 meters. At these depths, when divers breathe air � the condition of nitrogen narcosis occurs; this is characterized by lowered work capacity, drowsiness, hallucinations and loss of temporal and spatial orientation. Most researchers consider that the main cause of this condition is the specific effect of increased partial nitrogen pressure; however, it has also been shown that there is a potential effect from increased oxygen and carbon dioxide pressure and the general cooling of the body on the initiation of nitrogen narcosis. One of the main factors promoting the buildup of carbon dioxide in the body and the increased cooling properties of gases under hyperbaxic conditions is the increased density of the gases, which affects gas diffusion in the lungs and heat exchange. When the breathing mixture contains a less dense gas--helium--instead of nitrogen, it is possible to eliminate the phenomenon of nitrogen narcosis, and thanks to this, to increase the depth considerably. However, if submersion.is too rapid, at depths of 300-350 meters neurologic disorders occur that are different from the condition of nitrogen narcosis. These neural disorders are characterized by a set of symptoms that indicate increased excitability in the various structures of the central nervous system (tremor, hyp~erkinesia and so forth). The occurrence of a condition of increased excitability under hyperbaric conditions while breathing helium-oxygen mixtures is now known as hi&h-pressure nervous syndrome [HPNS]. Possible reasons suggested for this condition include the pressure itself, the effect of helium under pressure, thermal stress, and the buildup of carbon dioxide in body tissues under conditions of the increased density of the breathing mixture. On the basis of studies of HPNS several researchers have concluded that the maximum depth to which man can descend whQn using a mixture containing heliwn is 300 meters, similar to the way in which the maximum depth is 60 meters when a breathing mixture - containing nitrogen is used. However, it appears that it is possible to create conditions that eliminate the adverse effects of high pressure. Thus, it is possible that HPNS can be overcome in man and animals ati depths greater than 300 ~ meters. 27 FOR OFFIC[AL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00854R004400060026-3 FGR OC'wICIAL [.1SE ONLY - In this book the findings are presented from research done by the authors themselves to study the effect of high pressure breathing mixtures on the body of man and animals. In the discussion of research material, it is mainly the findings of foreign researchers that are used. The collective of authors e~resses its heartfelt gratitude to USSR Academy of Sciences academician V.N. Chernigovskiy, USSR Academy of Sc.iences academician Ye.M. Kreps, professor I.A. Sapov, professor G.L. Zal'tsman, professor A.G. Zhironkin, professor V.B. rialkin, professar V.S. Farfel' (deceased), doctor of medical sciences i.S. Breslav, candidate of inedical sciences Z.S. Gusinskiy, candidate of biological sciences G.A. Kuc~?uk, and candidate of inedical sciences A.I. Selivra for their useful comments and help in the preparation of this book. Conclusion. _ During the past cent~iry it has been possible to increase from 10-30 meters to SO1 meters the depth to which man can descend, and to increase the duration of _ the stay underwater from several minutes to a month. This has become possible thanks to the work of Paul Bert on the toxic effect of oxygen and the causes of d~co?,ipression sickness; the research of John Haldane on the processes of saturation and desaturation of body tissues with inert gases in hyperbaric conditions and the causes of decompression; the work of collectives headed by L.A. Orbeli in the USSR and Albert Behnke in the United States on the specific action of nitrogen, helium and other inert gases under condiCions ~f increased atmospheric pressure; and the research conducted during the last 25 years in the USSR and abroad that has shown that it is possible for man to remain for long periods under conditions of high pressure. Despite the successes that have been achieved, the "~physiological barriers" that prevent man from descending to great depths still exist. Of these barriers, the most significant i~ th~ set of symptoms known as high-pressure nervous syndrome [HrNS j. Tc Yrcvcu~ ci11~1S wiitn they were niait?ng their ?'e:.�Uid desi:.'T~~ i:u o!U m~...:rs the French research workers from CQMEX ha~ ~o lower the divers very slowly so that total compression time was 264 hours. Reducing the rate of compression during descents to great dept.hs is now the most extensively used method for ~ preventing the development of HI'NS at depths greater than 200 meters. However, in the search for new methods of preventing HPNS research is also being conducted - along other avenues. For example, a considerable reduction in the compression period for divers going to a depth of 475 meters was obtained without marked signs of HPP;S by the use or breathing mixtures made up of antagonist components, namely helium and nitrogen in the ratio of 10:1. Of late, much attention has been given to the prevention and treatment o~ HPNS with the use of dxugs. Using gas anatagonists and drugs it has been possible for higher animals (primates) to descend to depths down to 1,000 meters without marked signs of HPNS. In recent years at the Department ~f Underwater Medicine at the USSR Ministry of Health Scientif ic Research Institute of Water Transport Hygiene successful neurophysiological research has been conducted with the aim of detecting the early signs of HPNS with the aid of a rapid diagnostic system for determining the conditions of animals at various rates of compression and, in the future, of controlling the parameters for hyperbaric chambers on the basis of these data. Many reseaY~chers have suggestdd that a major role in solving the problems of overcoming HPNS will be played by 28 FOR OFFICIAL USE ONL1' APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 FOR OFFl~'IAL USE ONLY the selection and training of. people who are most resistant to the effects of hyperbaric condition::. Studies on the mechanisms involvea in the development of HPNS and on ways n; preventing it are now advancing so ~~pidly~that most specialists working in this field think that the problem can be solved in the next 5 to lA years. If the problem of HPNS is solved, real opportunities will become available for humans to make descents to great depths using gas mixtures containing helium as a breathing mixture. Until recently this kind of prediction was not possible because of the lack of convincing e:tperimental data on the possibility of humans overcoming another "physiological b~r~s~ier"-~the high density of the gas mixture. As shown earlier in the book, until recently it was supposed that the function of respiration in man both at rest and pUrticularly under physical stress with an increase ~i? *he density of the gaseous medium by a factor or more than 10-- the sort of densit;~ found at a depth of 100 meters--could not insure adequate gas exchange, while the density of helium-oxygen mixtures was likewise inadequate at a depth of b00 r,ieters. On the basis of data on the ~hysical patterns involved in the diffusion of gases under conditions of increased density, and also on the basis of resiilts from experimental studies, a theory has been formulated, according to which hypoxic states under hyperbaric conditiqns ~~e asaociated wi~h inac~cquacy = in the function of respiration. However, stu~ies have been conducted in which when divers in a pressure chamber at. 37 kg/cro switched to~breathing gas mixtures containing neon they showed no signs of hypoxia either at rest or dur.ing heavy muscular exercise. In these studies in which gas mixtures containiag neon were breathed, the density of the medium was more than 28 times greater thar. normal ~ density. Thus, the possibilities of the human respiratory system to successfully insure gas exchange when the density of the breathing mixture is the equivalent of. breathing a helium-oxygen mir.ture at a depth of 1,500 meters have been modeled. - The problem of overcoming the toxic effect of oxygen in hyperbaric conditiions still remains important and complex. Increased oxygen content in breathing mixtures for divers and caisson workers was first used by P. Bert. He used hyperoxic mixtures to prevent and treat decompression sickness occurring after work un~er high pressure. Later, the oxygen content in gas mixtures for div~rs was increased in order to reduce the amount of inert gases contained in them and _ red~ce ~lerompression periods. The safe limit was established for the use of high concentrations of oxygen under pressure for short periods. However, in deep and prolonged descents under hyperbaric conditions the adverse effect of the prolonged action on man of relatively smal.l increases in oxygen concentrations in breathing mixtures, ess~nti.al to maintain gas exchange in a high-density medium, became apparent. Whereas before an increased oxygen content of up to 0.35i+~/:cm2 wae considered acceptable in a gas medium under hyperbaric conditions, ~nd a content - of 1 kg/cm2 in a diving bell, it has now become clear that the oxygen content in a diver's breathing mixture should be as close as pos~ible to the normal. It has been shown that as a result of hyperoxic ef�ects in hyperbar.ic conditions, both at rest and particularly during muscular activity, hypercapnia and respiratory - acidosis develop as a res~~lt of chaiiges in the sensitivity of the respiratory center to the pH and the C02 in the hyperoxic medium at incr~ased atmospheric pressure, together with blocking of bhe hemogiobin mechanis~n for the elimination of C02 and a drop in the efficiency of pulmonary circulation. Thus, one of the main questions that must be resolved is now to determine the lower limit of oxygen's toxic effect, particularly in prolonged action in the medium in - increased atmospheric pressure. In th:is respect, in oiir view, one promising avenue of research is the study of the possibilities ~~f the enzyme systems and the body's biological antioxidants. 29 FOR OFFICIAL USE OiVI,Y APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-04850R000400060026-3 FOR OFFICIAL USC ONLY Another physiological barrier preventing man's descent to great depths is insuring temperature homeostasis in the body under load in a barometric chamber, especially when divers exit into the surrounding water. It is now known that as pressure increases the zone of temperature comfort is increasingly constricted, approximating in magnitude the body temperature. In order to create comfortable conditions at high pressure in a helium-oxygen medium is it i~~ecessary to raise the ambient Cemperature mor.e than under normal conditions. Recent findings have shown the inadequacy of the heat-sensitive human in a hyperbaric medium relative to the actual thermal state of the body. Moreover, it is known that the zone of temperature comfort changes considerably under conditions of rest and work. It depends largely on the level of energy generation in a human, that is, on the nature of his activity. In this connection, as barometric pressure rises or depth i_ncreases the problem of evaluating the true thermal condition of the body and immediate regulation of the microclimate in diving bells becomes increasingly urgent. Despite the more than one hundred years of study, the problem of decompression has still not been solved. It will evidently remain urgent while man dives under conditions in which breathing takes place under pressures corresponding to the depth of the dive. The first studies done on the possibility of breathing liquid _ mixtures were greeted with enthusiasm, but their realistic use by humans remains - far ofF. In this connection, research aimed at reducing decompression periods after being under pressure and the early diagnesis, treatment and prevention of - decompression sickness remains urgent. In the search for ways to reduce decompression periods, studies have been made of body tissue saturation and desaturation in hyperbaric conditions with the aim of working out regimes that move smoothly and close to the physiological curves. Great attention is being given to studies of the possibilities of reducing the decompression period by periodically switching .~'the diver's respiration to different inert gases. Research aimed at developing equipment that makt~ it possible to monitor the course of the desaturation in individuals, with subsequent correction of the decompression conditions, is also urgent. The latter is also of great significance in the prevention and early treatment of decompression sickness. Thus, su~?ing up the results of available information on the functions of the human body and of animals utider hyperbaric conditions, as found in the Soviet _ and foreign literature at this time, we may conclude that the gossibilities for the body's biological systems to overcome the factors involved in hyperbaric conditions are far from exhausted. Contents Foreword 5 Chapter 1, Dynamics in the Exchange of Inert Gases between the Body and the Environment in Compression and Decompression 8 Gas equilibrium in the body 8 Gas saturation of the human body in a medium of constant composition and pressure 9 Postdecompression and isobaric gas saturation in the body 11 _ Biophysical bases for the etiology of decompression sickness 14 30 FOR OFFICIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 FOR OFFICIAL t1SE ONLY Solubility of inert gases in physical systems and body tissue 22 Rate of diffusion for inert gases in liquids 26 Haldane's theory on inert gas saturation processes in the body and desaturation 29 Existing models for body saturation ana desaturation in isobaric conditions 31 A comparative evaluation of the rates of saturation and desaturation of various inert gases in the body 40 Features of desaturation from inert gases in decompression 41 Conclusion 42 Bibliography 43 Chapter 2. The Human Respiratory Function in Conditions of Hyperbaric Density 48 The physical bases of respiration in a dense medium 48 Oxygen cost in respiration 53 Ventilation mechanics 55 Ventilation response to carbon dioxide 62 Alveolar-arterial gas exchange 65 Minute volume in circulation 79 Conr_lusion 81 Bibliography 83 Chapter 3. The Toxic Effect of High Partial Oxygen Pressure 90 The acute form of oxygen intoxication 97 The chronic form of oxygen intoxication 102 Oxygen intoxication combined with other effects 107 The mechanisms of oxygen intoxication 110 Conclusion 120 Bibliography 122 Chapter 4. Neurophysi.ologica]. Research and the Clinical Signs of the Effect of Inert Gases under High Pressure 130 Hyperbaric narcosis 131 General clinical signs of narcosis and their connection with the gas composition of the breathing mixture 131 a The narcotic action of inert gases on the central nervous system 134 The motr~r iunction in hyperbaric narcosis 147 High-pressure nervous syndrome 164 The clinical picture of high pressure nervous syndrome and its etiology 164 The central nervous system in conditions of the development of high pressure nervous syndrome ...........................................170 Change in excitability of the neuromotor apparatus in the development of high pressure nervous syndrome 176 Conclusion 181 Bibliography 182 31 ~OR OFFICIAL U~E ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-04850R000400060026-3 FOR OFFICIAL USE ONLY Chapter S. Features of Heat Exchange in Man under Conditions of Increased Pressure in a Gas Medium and Underwater 192 Heat exchange in man in hyperbaric chambers 193 Features of the microclimate 193 ~ Features of heat exchange by convectioz 198 Changes in the heat protection properties of clothing in the hyperbaric medium 202 Heat loss through respiration 204 Heat exchange by evaporation under hyperbaric conditions 209 Heat generation in hyperbaric conditions 212 The thermal balance in man in hyperbaric chambers 213 Regulating the comfort of the microclimate in hyperbaric chambers 215 Heat exchange in man when working underwater !22 Mathematical modeling of he~` regulation systems in man in hyperbaric chambers and underwater 239 Conclusion 244 Bibliography 245 Conclusion 254 COPYRIGHT: Izdatel'stvo "Nauka", 1980 9642 CSO: 1840/277 32 FOR OFF[CIAL USE ONLY APPROVED FOR RELEASE: 2007/02/09: CIA-RDP82-00850R000400060026-3 APPROVED FOR RELEASE: 2007142/09: CIA-RDP82-40854R040400060026-3 RADIATION BIOLOGY tJDC 535.23:577.1:591.443 BIOCHEMICAL FUNDAMENTALS OF THE ACTION OF RADIATION PROTECTORS - Moscow BIOKHIMICHESKIYE OSNOVY DEYSTVIYA RADIOPROTEKTOROV in Russian 1980 (signed ~u p ress 3 Jul 80) pp 2-S, 167-168 [Annotation, list of adopted abbreviations, foreword and table of contents from book "Biochemical Fundamentals of the Action of Radiation Protectors," by Yevgeniy Fedorc,vich Romantsev, Vera I7mitriyevna Blokhina, Zoya Ivanovna Zhulanova, Nikolay Nikolayevich Koshcheyenko and Igor' Vladimirovich Filippovich, Atomizdat. 1190 copies, 168 pages] [Text] This book covers an analysis of the mechanism for the action of radiation injury modifiers on a molecular level. It focuses a lot of attention on an examination of molecular interactions between radiation protectors, ranio sensi- tizers and biologically important endogenous macromolecules. It develops an - original concept regarding the complex biochemical mechanism for the action of radiation injury modifiers. It tocuses especial attention on processes of temporary inhibition of replication processes and stimulation of the DNA r~para- tion processes. It analyzes data on the importance of temporary formation of inixed disulfide bonds between the radiation protectors, aminothiols, and prctein- enzymes that have a sulfhydryl group. The existing hypotheses on the mechanism of action for the radiation-protective resources are critically examined. The book is designed for radiation biologists, biochemists, physicians and students of senior courses in biological VUZ's and medical institutes. One table, 14 illustrations, 570 bibliographic entries. List of Adopted Abbreviations cAMP--cyclic adenosine-3' S'-phosphate APAETP--aminopropylaminoethyl thiophosphate(gammaphos) ATP--adenosine-S'-triphosphate AET--2-aminoethyl.isoLhiouronium BSA-- bovine serum albumin GTP--guanosine-5'-triphosphate GED--guanidoethyl disulfi