Thursday, February 3, 2011

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Psychobiology of stress


Uploaded by raulespert
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Find out more videos of ecology and society. The physiological response is the reaction that occurs in the body to stimuli stressors. In a situation stress, the body has a series of physiological reactions involving the activation of pituitary-adrenal axis and autonomic nervous system. Pituitary-adrenal axis (HSP) consists of the hypothalamus, which is a nervous structure at the base of the brain that acts as a link between the endocrine and nervous system, the pituitary gland also located at the base of the brain and adrenal glands, located on the upper pole of each kidney and consist of the cortex and medulla. The autonomic nervous system (SNV) is the set of neural structures that regulates the functioning of internal organs and controls some of the functions of involuntary and unconscious. Both systems produce the release of hormones.
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