Outline and Evaluate the Body's Response to Stress

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The sympathomedullary pathway is the body's response to acute stress. The hypothalamus activates te sympathetic branch of the autonomic nervous system when a stressor is present. This stimulates the adrenal medulla to increase the levels of adrenaline and noradrenaline whihc trigger and maintain increased levels of physiological activity, which are collectively called the flight of flight response. The pituitary-adrenal system is the body's response to chronic, prolonged stress. Sympathetic activity decreases if the stressor isn't removed. The hypothalamus stimulates the pituitary gland to release ACTH into the bloodstream. ACTH causes the adrenal cortex to release corticosteriods which regulate the amount of glucose in the blood and helps to resist against types of stress. Blood sugar levels will return to normal if the stressor is removed soon enough. However, if…


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