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PSYCH 101 (332)
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Module 16.docx

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Department
Psychology
Course
PSYCH 101
Professor
Stephanie Denison
Semester
Winter

Description
Module 16 • Body mass index: a statistic commonly used for estimating a healthy body weight  that factors in an individuals height • Set point: a hypothesized mechanism that serves to maintain body weight around  a physiologically programmed level • Social contagion: the often subtle, unintentional spreading of a behaviour as a  result of social interactions • Stress: a psychological & physiological reaction that occurs when perceived  demands exceed existing resources to meet those demands • General adaptation syndrome (GAS): a theory of stress responses involving stages  of alarm, resistance & exhaustion o Alarm reaction o Resistance  o Exhaustion • Hypothalamic­pituitary­adrenal (HPA) axis: a neural & endocrine circuit that  provides communication between the nervous system (hypothalamus) & the  endocrine system (pituitary & adrenal glands) • Cortisol: a hormone secreted by the adrenal cortex that prepares the body to  respond to stressful circumstances • Oxytocin: a stress­sensitive hormone that is typically associated with maternal  bonding & social relationships • Psychoneuroimmunology: the study of the relationship between immune system  & nervous system functioning • Coronary heart disease: a condition in which plaques form in the blood vessels  that supply the heart with blood & oxygen, resulting in restricted blood flow • Type A personality: describes people who tend to be impatient & worry about the  time, easi
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