• Title/Summary/Keyword: Physiological study

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A Study on the Physiological Symptoms and Pathological Symptoms of Vietnamese according to Sasang Constitutions (사상체질에 따른 베트남인의 소증 및 병증 특성 연구)

  • Kwon, Ji-Hye;Park, Hye-Joo;Pham, Duc Duong;Dong, Sang-Oak;Jang, Eun-Su;Lee, Si-Woo;Kim, Sang-Hyuk;Yoo, Jong-Hyang
    • Journal of Sasang Constitutional Medicine
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    • v.25 no.4
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    • pp.297-305
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    • 2013
  • Objectives In this study, the Sasang Constitutional diagnosis were carried out to Vietnamese subject living in Vietnam, and the external applicability of Sasang Constitutional Medicine was evaluated by analyzing the physiological symptoms and the pathological symptoms according to their constitutions. Methods Total 170 Vietnamese subjects who live in Hanoi were invited from Sep. 2012 to Jun. 2013 for the research, and subjects were diagnosed by 2 Sasang Constitution Medicine specialists. The collected data were analyzed in terms of the physiological symptoms and the pathological symptoms according to the Sasang Constitutions. Results There were significantly different in the physiological symptoms according to Sasang Constitutions, which were 'digest', 'perspiration', 'excrement', 'hot and cold', 'water' and in the pathological symptoms, which were 'sting pain in head' in Soyangin, 'back pain' in Soeumin, 'chest discomfort' in Taeeumin, 'skin discomfort' in Taeeumin, 'fatigue in the afternoon' in Soyangin, 'digestion' in Soeumin. Conclusions The Sasang Constitution Medicine which is a Korean traditional medicine is also applicable to foreign countries, and it can contribute to the health promotion.

Thermo-physiological Responses by Presence of Vents and Difference in Clothing Length for Construction Site Working Clothes (통기구 유무와 옷 길이 차이에 따른 건설현장 작업복의 온열생리반응)

  • Kim, Seong-Suk;Kim, Hee-Eun
    • Fashion & Textile Research Journal
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    • v.20 no.2
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    • pp.202-209
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    • 2018
  • This study examined thermo-physiological responses according to the design change of construction site working clothes (control (C) working clothes; prototype (P) working clothes). We measured rectal temperature, skin temperature, micro-climate within the clothes and sweat rate. In the evaluation of physiological functionality, based on pattern improvement in working clothes, P working clothes showed significantly lower rectal temperatures, trunk and thigh skin temperatures than C working clothes. It is preferable that rectal temperature should be kept low during work that is not favorable to an increase in body temperature. P working clothes were more physiologically functional than C working clothes. In addition, P working clothes showed significantly lower temperatures in the trunk and thigh parts in a micro climate temperature. We could explain that the side seam zipper on the pants and the gusset on armpit parts create an air permeability effect of lowering the temperature of micro-climate. Aggressive ventilation through the slit of the garment is an important factor for the restoration of the physiological function of the worker at rest between work. Sweat rate showed a higher level in C working clothes than P working clothes. When working in a hot environment, workwear needs to be designed so that the worker is not exposed to thermal stress. Therefore, it was evaluated that the P work clothes used in this study alleviated the physiological burdens of heat.

Variation in physiological energetics of blood cockle Scapharca subcrenata (Bivalvia: Arcidae) from Yeoja bay, South coast of Korea (여자만 새꼬막, Scapharca subcrenata (Bivalvia: Arcidae)의 생리적변화 및 계절별 에너지수지)

  • Shin, Yun-Kyung;Lee, Won-Chan;Kim, Sung-Yeon;Jun, Je-Cheon;Kim, Eung-Oh
    • The Korean Journal of Malacology
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    • v.27 no.3
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    • pp.205-211
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    • 2011
  • This study presents physiological rates of oxygen consumption, ammonia excretion, feeding rates, O/N ratio and assimilation efficiency of the blood cockle, Scapharca subcrenata, determined from specimens collected in Yeoja bay on the south coast of Korea. Physiological parameters were measured monthly under static, laboratory controlled conditions with ambient conditions, and measurements were performed seasonally in order to estimate scope for growth and its probable sources of variation. Oxygen consumption and ammonia excretion rates have been increased as temperature increased with the highest value of August, 2008. Feeding rate was the highest during April whereas the lowest was during August which is a period of gametogenesis with minimum biomass of phytoplankton around sampling area. Assimilation efficiency was not significantly different seasonally and O/N ratio decreased during July to August. The scope for growth was negative during high temperature months(July to August), reflecting the high temperature and low feeding rate, and had its highest positive values during spring and autumn. Data on the physiological parameters and scope for growth of Scapharca subcrenata obtained in this study will be used to assess the carrying capacity for blood cockle cultivation.

A Study on Physiological Parameter, Physical Health Status, and Health Perception in the Elderly (노인의 생리적 지수와 신체건강 상태, 건강지각과의 관계연구)

  • Han, Ae-Kyung
    • Korean Journal of Adult Nursing
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    • v.16 no.3
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    • pp.460-469
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    • 2004
  • Purpose: The purpose was to investigate the physiological parameter and physical health status and health perception in the elderly, and to find the correlation between these variables. The subjects were 139 in Kyungi senior center. Method: The instruments for this study were physiological parameters, which were composed of vital capacity, blood pressure, pulse oxygenation, hand grip power, body fat and physical health status scale developed by researcher, and health perception scale developed by Ware(1976). The data were analyzed by the SPSS-PC 11.0 version. Results: 1) 7.9% of subjects were included in abnormal range of vital capacity, 40.3% were systolic hypertension and 11.5% were diastolic hypertension. And 92.1% were included in normal range of pulse oxygenation, 79.8% were weakened hand grip power, and 10.1% of subjects were included in normal range of body fat. 2) The total mean score of the physical health status was 26.34 of a possible maximum score of 45. The physical health status score of women was lower than man's. 3) The mean score of man's health perception was 24.52 and women's was 20.39 of a possible maximum score of 44. 4) There was a significant positive correlation between hand grip power and physical health status(r=.28, p=.001). And a significant correlation between physical health status and health perception was found (r=.24, p=.004). Conclusion: It is concluded that the blood pressure, hand grip power and body fat among the physiological parameters of elderly subjects in Kyungi senior center were included in abnormal range. The factors were related life style. therefore, it is suggested that the health education to change life style for the elderly is needed.

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The Effects of Habituation and Sensitization on Psychophysiological Differentiation of Responses to Auditory Stimulation with Automobile Horns

  • Estate M. Sokhadze;Sohn, Jin-Hun
    • Science of Emotion and Sensibility
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    • v.3 no.2
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    • pp.17-28
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    • 2000
  • Psychoacoustic characteristics of automobile horns play significant role in resulting subjective evaluation and psychphysiological reactions. However, comparison and differentiation of physiological responses to commercially available horns is a complicated task due to the small contrast in technical features of horns and the influence of such processes as habituation on physiological outcome with the increased number of auditory stimulation trials. In a study on 10 college students, there was performed comparative analysis of reactivity of physiological responses mediated by central and autonomic nervous systems in order to identify the role of habituation on decrement of psychophysiological responsivity and assess the ability to differentiate subjectively most and least preferred, as well as most and least appropriate horns according to physiological manifestations. The EEG and autonomic responses to 7 automobile horns were analyzed during 3 blocks of trials, with varying order of stimuli and changed acoustic parameters of horns in each block. Thus, responses were analyzed for totally 21 trials of auditory stimulation. It was shown that electrodermal and cardiovascular responses have different reactivity patterns to repeated stimulation: skin conductance measures habituated, cardiac reactivity showed no signs of habituation, and the vascular response demonstrated sensitization. The temporal EEG exhibited marked habituation of fast beta band power, while alpha-blocking effect did not habituate during the course of experiment. Differentiation of physiological responses of most and least preferred and appropriate horns was possible in our study, however, some cardiovascular reactivity measures differentiated during the entire course of the experiment, while EEG and electrodermal parameters showed significant differences only during first block of trials, and were later affected by the habituation.

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Study on the Weight of Health Evaluation Indexes according to Sasang Constitution (사상체질별 건강 평가 지표의 중요도 조사 연구)

  • Jang, Eun-Su;Hwang, Ji-Ho;Kim, Sang-Hyuk;Lee, Si-Woo;Kim, Jong-Yeol
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.23 no.6
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    • pp.1267-1272
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    • 2009
  • The purpose of this study is to survey the importance of items for the physiological and pathological symptoms for estimating a health condition according to Sasang constitution to establish the SHI(Sasangin Health Index) which will reflect the concept of inherent vitality. We surveyed expert opinion with questionnaires from 20 Sasang constitution specialists. The questionnaire was composed of 57 items on physiological and pathological symptoms and specialist opinions. Each item was marked from A to E according to importance in evaluating health state in each constitution, and if the mean score of an item was over 3.0, the item was regarded as important. Important indexes among physiological symptoms were diet, digestion condition, perspiration condition, frequency of defecation, heat and cold response, and temperature of drinking water in Soeumin, pathologic perspiration and defecation condition in Soyangin, repast, perspiration condition, and the amount of drinking water in Taeeumin, and urination frequency in Taeyangin. Important indexes among pathological symptoms were sighing, indigestion, and abdominal pain in Soeumin, oral condition, chest distress, brash, and amnesia in Soyangin, eye condition, palpitation, and edema in Taeeumin, and vomiting and incapacity of the lower limbs in Taeyangin. There are different health evaluating index and priority order in it according to Sasang constitution.

The Effect of Recorded Mother's Voice on the Body Weight and Physiological Reactions of the Premature Infants (신생아 중환자실 미숙아에게 엄마목소리 제공이 미숙아의 체중과 생리적 반응에 미치는 효과)

  • Kang, In-Soon;Kim, Young-Hee
    • Journal of Korean Biological Nursing Science
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    • v.13 no.2
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    • pp.94-101
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    • 2011
  • Purpose: The purpose of this study is to examine effects of Recorded Mother's Voice on weight and physiological reactions to the premature infants. Methods: This study was conducted on the nonequivalent control group pre-posttest quasi-experimental design and the subject group was the premature infants who were admitted in Neonatal Intensive Care Unit in Pusan National University Hospital. Total 50 infants, divided into two groups 25 experimental and control were participated in the study. The data were analyzed using frequency, %, chi-square test, t-test between the two groups. Results: The results of this study were as followingsfollowings; In the physical response(heart rate, respiration rate, pulse oximetry saturation), there were significant statistical difference between two groups. Conclusion: In short, it turned out that the intervention of the recorded mother's voice had some significance as nursing intervention with positive impacts. Such as improving infant's growth and stablizing their physical response. By providing the effectiveness of such intervention, the study will further provide the evidence-based information in developing the practice of pediatric nursing.

Analysis of Thesis Using Physiological Variables ; -with reference to the thesis published in Korea from 1962 to 1996- (석.박사 학위논문에서 생리적 변수를 다룬 연구에 대한 분석 -1962년부터 1996년까지 발표된 국내 학위논문을 중심으로-)

  • Choe, Myoung-Ae;Kim, Joo-Hyun;Park, Mi-Jung;Choi, S-Mi;Lee, Kyung-Sook
    • Journal of Korean Biological Nursing Science
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    • v.2 no.2
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    • pp.53-66
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    • 2000
  • Objectives: The studies in biological, behavioral and psychosocial perspectives in nursing research are fundamental in the balanced development of nursing knowledge. Many nursing researchers have placed a strong emphasis on developing psychological and behavioral aspects of nursing knowledge as is evidenced by the large body of research in these areas. However, the paucity of nursing research using the principles of biological science for measurements and techniques have often invited open criticism by many nursing researchers. This study attempts to characterize the researches performed in master and doctoral thesis which used physiological variables. Methods: We analyzed masters' thesis from 1962 to 1996 and doctoral thesis from 1982 to 1996 listed in CD from Korean Nurses Association. Results: Out of 3060 masters' thesis from 1962 to 1996, 342 (11.2%) thesis used physiological variables whereas 43 (10.1%) doctoral thesis used physiological ones. Number of thesis with physiological variables was the highest in Seoul National University for masters' thesis whereas for the doctoral thesis the number was the highest in Yonsei University. The research subjects in these thesis with physiological variables were mostly patients (53.5% in masters' and 69.8% in doctoral). Master's thesis often conducted either nonexperimental or survey research (69.9%) whereas experimental research design prevailed vital signs(181 thesis), blood tests(133), body composition(124), microorganisms(74), gastrointestinal functions(36), lab test(33), drug(21), urinary functions(20), movement(17), Apgar Score(15), reproductive functions(9), skin related functions(6), body fluid and electrolytes(4), parasite(4), metabolism(3), and sensory(1), Among the 338 master' thesis which studied the common nursing concepts such as anxiety, pain, stress, and depression, 48(14.2%) thesis utilized physiological variables while 15 out of 35 doctoral thesis addressed these concepts using physiological variables. Conclusion: In summary, our results indicate that despite the large amount of nursing research performed over the last decades, there are a few nursing researches done with physiological variables either in masters' or doctoral thesis. To enrich nursing knowledge with different perspectives of nursing including especially biological ones, the efforts have to be made to conduct bionursing science research.

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Studies on the Enhanced Physiological Activities of Mixed Lactic Acid Bacteria Isolated from Fermented Watery Kimchi, Dongchimi (발효된 물김치인 동치미에서 분리한 혼합 젖산균의 생리활성 증진에 대한 연구)

  • Choi, Moon-Seop;Kim, Dong-Min;Oh, Kye-Heon
    • KSBB Journal
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    • v.30 no.5
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    • pp.245-252
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    • 2015
  • The aim of this study was to investigate the efficacy of enhanced physiological activities in cultures isolated from Korean fermented watery Kimchi, Dongchimi, of single lactic acid bacteria (LAB), and when these three are mixed LAB as probiotics. Using the BIOLOG system and 16S rRNA sequencing, the isolates were characterized, and identified and assigned to Leuconostoc mesenteroides DK-3, Leuconostoc dextranicum DK-6, and Lactobacillus curvatus DK-13, respectively. Growth rate and pH changes, production of organic acids as metabolites, and physiological activities of the single and mixed LAB cultures, were monitored and compared. In mixed LAB cultures after 72 h of incubation, the maximum concentrations of lactic acid and acetic acid were approximately 340.5 mM and 191.9 mM, respectively, and pH changed from 7.00 to 3.62. Mixed LAB cultures were able to eliminate 96.3% of nitrite. Activities of antioxidant and ${\beta}$-galactosidase were 60.3% and 16.8 units/mg, respectively. Significant antibacterial activity of the concentrated supernatants was demonstrated against several food-poisoning bacteria. Physiological activities obtained from the mixed LAB cultures have been shown to be considerably higher than those of single LAB cultures. In conclusion, these studies demonstrate that compared to the single cultures, all physiological activities in mixed LAB cultures are significantly enhanced.

Emotion Recognition Method using Physiological Signals and Gestures (생체 신호와 몸짓을 이용한 감정인식 방법)

  • Kim, Ho-Duck;Yang, Hyun-Chang;Sim, Kwee-Bo
    • Journal of the Korean Institute of Intelligent Systems
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    • v.17 no.3
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    • pp.322-327
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    • 2007
  • Researchers in the field of psychology used Electroencephalographic (EEG) to record activities of human brain lot many years. As technology develope, neural basis of functional areas of emotion processing is revealed gradually. So we measure fundamental areas of human brain that controls emotion of human by using EEG. Hands gestures such as shaking and head gesture such as nodding are often used as human body languages for communication with each other, and their recognition is important that it is a useful communication medium between human and computers. Research methods about gesture recognition are used of computer vision. Many researchers study emotion recognition method which uses one of physiological signals and gestures in the existing research. In this paper, we use together physiological signals and gestures for emotion recognition of human. And we select the driver emotion as a specific target. The experimental result shows that using of both physiological signals and gestures gets high recognition rates better than using physiological signals or gestures. Both physiological signals and gestures use Interactive Feature Selection(IFS) for the feature selection whose method is based on a reinforcement learning.