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Chpt 16 txt nts

4 Pages
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Department
Psychology
Course Code
PSYA02H3
Professor
John Bassili

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Chapter 16: Lifestyle, Stress, and Health
Cultural Evolution
oThe law of effect
Lifestyle
oUnhealthy lifestyles (negative biological implications)
Behaviours can be acquired and maintained by both biological and psychological factors
Stress & Stressor (fight or flight response) Walter Cannon
SSRS (social readjustment rating scale) standardized amount of stress involved in a # of life events
oDeath of spouse (100), divorce (73), marital separation (65), jail (63), close death (63), fired (47), pregnancy
(40), vacation (13), Christmas (12)
Video: through eyes, cortex recognizes threat and sends msg to medulla which activates hypothalamus (sends msgs
down trough spinal cord which gets into the middle of the adrenal gland & pituitary gland adrenaline which increase
heart rate & energy available to muscles & pituitary gland adrenal cortex cortisal)
Stressful lifestyle
oCoronary heart disease
oCancer
oImpaired immune system
oHigh blood pressure
Biological basis of stress
oAutonomic nervous system (ANS) controlled by hypothalamus
oBiological response experienced as emotion
oPresence of stressor signals sent to ANS and pituitary gland stimulate organs to change their normal
activities)
Heart rate +, bp +, blood vessels constrict, blood sugar levels +, blood flow directed towards major
organs
Breathing = deeper & faster, air passages dilate
Digestion stops and perspiration increases
Adrenal glands secrete adrenaline
These changes are adaptive (prep the body to deal w/ stressor)
2 cases stress can be Maladaptive:
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Description
Chapter 16: Lifestyle, Stress, and Health Cultural Evolution o The law of effect Lifestyle o Unhealthy lifestyles (negative biological implications) Behaviours can be acquired and maintained by both biological and psychological factors Stress & Stressor (fight or flight response) Walter Cannon SSRS (social readjustment rating scale) standardized amount of stress involved in a # of life events o Death of spouse (100), divorce (73), marital separation (65), jail (63), close death (63), fired (47), pregnancy (40), vacation (13), Christmas (12) Video: through eyes, cortex recognizes threat and sends msg to medulla which activates hypothalamus (sends msgs down trough spinal cord which gets into the middle of the adrenal gland & pituitary gland adrenaline which increase heart rate & energy available to muscles & pituitary gland adrenal cortex cortisal) Stressful lifestyle o Coronary heart disease o Cancer o Impaired immune system o High blood pressure Biological basis of stress o Autonomic nervous system (ANS) controlled by hypothalamus o Biological response experienced as emotion o Presence of stressor signals sent to ANS and pituitary gland stimulate organs to change their normal activities) Heart rate +, bp +, blood vessels constrict, blood sugar levels +, blood flow directed towards major organs Breathing = deeper & faster, air passages dilate Digestion stops and perspiration increases Adrenal glands secrete adrenaline These changes are adaptiverep the body to deal w stressor) 2 cases stress can be Maladaptive: www.notesolution.com
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