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HIPPOCRATE ANCIENT GREEKS He establish his medical practice on observations and on the establish aim of the human body. He held the belief that illness had a bodily and a rational explanation. He jilted the views of his time that considered illness to be caused by superstitions and by possession of aversion spirits and disfavor of the gods. stressor An innate or external factor that makes demands on an individual and tends to disrupt homeostasis. Stressors include physical trauma, disease, social events and situations, and the demands of mold and competition. several(prenominal)(prenominal) agent that causes stress to an organism Physiologists squargon off stress as how the body reacts to a stressor, consentient or imagined, a stimulus that causes stress. needlelike stressors affect an organism in the short term; continuing stressors over the longer term. Selye researched the effectuate of stress. Alarm is the first stage. When the threat or stressor is identified or realized, the bodys stress response is a state of alarm. During this stage adrenaline cater be produced in order to put to work about the fight- or-flight response.

There is also nigh activation of the HPA axis, producing cortisol. Resistance is the scrap stage. If the stressor persists, it becomes necessary to attempt some stub of coping with the stress. Although the body begins to try to reconcile to the strains or demands of the environment, the body cannot fit this up indefinitely, so its resources are gradually depleted. Selye: eustress and distress Selye published in 1975 a model dividing stress into eustress and distress.[3] Where stress enhances give way (physical or mental, such as through endowment fund training...If you want to get a full essay, order it on our website: Ordercustompaper.com

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