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Why zebras don't get ulcers: The acclaimed guide to stress, stress-related diseases, and coping-now revised and updatedBy: Sapolsky, R. M. (2004).New York: Henry Holt. As the master gland, the brain can experience or think of something stressful and activate components of the stress-response hormonally.Some of the hypothalamus-pituitary-peripheral gland links are activated during stress, some inhibited.Two hormones vital to the stress-response released by the sympathetic nervous system:EpinephrineNorepinephrineActs within secondsAnother important class of hormones in the response to stress are called glucocorticoids.These are steroid hormones secreted by the adrenal gland.Back the epinephrine activity up over the course of minutes to hours.Because the adrenal gland is basically witless, glucocorticoid release must ultimately be under the control of the hormones of the brain.When something stressful happens or you think a stressful thought, the hypothalamus secretes an array of releasing hormones into the hypothalamic-pituitary circulatory system that gets the ball rolling.The principal such releaser is CRH (coticotropin releasing hormone).A variety of minor players synergize with CRHWithing fifteen seconds, CRH triggers the pituitary to release ACTH (corticotrpin) in the bloodstream.ACTH reaches the adrenal gland and (in a few minutes) triggers glucocorticoid release.Together, glucocorticoids and the secretions of the sympathetic nervous system (epinephrine and norepinephrine) account for a large percentage of what happens in your body during stress.In...
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Anxiety- and mood disorders
This is a bundle with information about anxiety- and mood disorders.
The bundle is based on the course anxiety- and mood disorders taught at the third year of psychology at the University of Amsterdam.
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