PSY 101 Lecture 5: Stress & Health Outcomes
Document Summary
Basic stress: you are trying to eat someone or someone is trying to eat you. You need blood pressure up, reduce energy from other places (reproductive system shuts down, etc. ) Human"s turn on the same stress response for different reasons - traffic, global warming etc even if not life or death. The right amount/type of stress: we love it, stimulation (ex. It is when your heart is racing. These are things that are going on during sleep. Collection of physiological and behavioral responses that help to reestablish homeostasis . Nonspecific response; many stressors elicit similar stress response. Sympathetic adrenomedullary (sam) system - fast acting. Hypothalamic pituitary adrenocortical (hpa) axis - slow acting. Hpa activation most likely for self-evaluative stressors where person doesn"t feel in control. Cortisol (stress response) is detected later after stressor is experiences. Cortisol - not in control, have to give a speech. Sees a bear and has to flee .
