PSY 100 Lecture Notes - Lecture 17: Phineas Gage, Prefrontal Cortex, Heritability
Document Summary
Many associations with big five and specific brain areas: ascending reticular activation system (aras) and extroversion/introversion, prefrontal cortex and conscientiousness (remember phineas gage) The biological connections related to trait theories: use trait theories to look for biological similarities and differences. When demands on our time and resources are perceived to be greater than what we have available. Cognitive appraisals physiological responses behavioural responses. Events or situations that are perceived as harmful, threating or challenging and thus trigger stress response. Apa yearly report (since 2007) on the stress of the nation (usa) Activation of sympathetic nervous system (sns) and the hypothalamic-pituitary-adrenal (hpa) axis. Continues depletion of physical and mental resources. Sympathetic nervous system: arousal, fight or flight, helps maintain arousal. Parasympathetic nervous system: calming, return to resting state. Probability of healthy problems increases with each new stressor. People who experience severe trauma are at an increased risk for physical health problems. Chronic stress decreases immune function: studies with married couples.
