نتایج جستجو برای: blood physiological phenomena

تعداد نتایج: 1012321  

2003
Serguei Koval Natalia Smirnova

The paper describes the most essential psycho-physiological phenomena underlying unconscious expression of stress and emotional arousal in the acoustic speech signal. The concept of Functional State (FS) of the human is used. Some involuntary and relatively standard psycho-physiological processes in the brain and organism during the transition from calm to stress and related modifications of ac...

Journal: :American journal of physiology. Renal physiology 2009
Joel C Geerling Arthur D Loewy

Pharmacological and physiological phenomena suggest that cells somewhere inside the central nervous system are responsive to aldosterone. Here, we present the fundamental physiological limitations for aldosterone action in the brain, including its limited blood-brain barrier penetration and its substantial competition from glucocorticoids. Recently, a small group of neurons with unusual sensiti...

Journal: :Artificial intelligence in medicine 2003
Francesco Amigoni Marco Dini Nicola Gatti Marco Somalvico

Multiagent systems are powerful and flexible tools for modelling and regulating complex phenomena. In fact, a way to manage the complexity of a phenomenon is to decompose it in such a way that each agent embeds the control model for a portion of the phenomenon. In this perspective, the cooperative interaction among the agents results in the controller for the whole phenomenon. Since the portion...

Journal: :Journal of dairy science 1995
A S Macaulay G L Hahn D H Clark D V Sisson

During fall, 30 Holstein calves were randomly assigned to three housing treatments from birth to weaning: conventional wooden hutches, enclosed molded polyethylene domes, and thermomolded opaque polymer hutches with ridge-top ventilation systems. The wooden and polymer hutches had outdoor pens. Fifteen calves, 5 in each housing type, were fitted with portable data loggers to record ambient (cal...

Journal: :The Journal of Experimental Medicine 1937
Lewis Henry Koplik

Characteristic changes are produced in the lymph nodes of rabbits following the intravenous injection of certain bacterial filtrates administered 24 hours after either an intralymphatic or an intradermal injection of the same filtrate. These changes are limited to the nodes served by the lymphatic injected or to those furnishing the lymphatic drainage for the injected skin site. By either metho...

2015
Walter R. Tschinkel WALTER R. TSCHINKEL

Dispersal Behavior of the Larval Tenebrionid Beetle Zophobas rugipes Author(s): Walter R. Tschinkel Source: Physiological Zoology, Vol. 51, No. 3 (Jul., 1978), pp. 300-313 Published by: . Sponsored by the University of Chicago Press Division of Comparative Physiology and Biochemistry, Society for Integrative and Comparative Biology Stable URL: http://www.jstor.org/stable/30155747 Accessed: 04-...

Journal: :Biophysical journal 2014
David Caballero Raphaël Voituriez Daniel Riveline

Many physiological phenomena involve directional cell migration. It is usually attributed to chemical gradients in vivo. Recently, other cues have been shown to guide cells in vitro, including stiffness/adhesion gradients or micropatterned adhesive motifs. However, the cellular mechanism leading to these biased migrations remains unknown, and, often, even the direction of motion is unpredictabl...

ژورنال: روانشناسی معاصر 2009
بشارت, محمدعلی, حاتمی, جواد, محمدی, کوروش , پورنقاش تهرانی, سعید,

The aim of this study was to investigate the relationship of two personality constructs, perfectionism and hardiness, to physiological responses under a stressful situation. One hundred undergraduate students (51 males, 49 females) from the Faculty of Psychology and Education, University of Tehran were included in this study. All participants were asked to complete Farsi version of the Positive...

Journal: :Physical review letters 2014
F G Eich M Di Ventra G Vignale

We introduce a nonequilibrium density-functional theory of local temperature and associated local energy density that is suited for the study of thermoelectric phenomena. The theory rests on a local temperature field coupled to the energy-density operator. We identify the excess-energy density, in addition to the particle density, as the basic variable, which is reproduced by an effective nonin...

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