biopsychosocial mod 43-44

stress

stress

process by which we perceive & respond to certain events called stressors (threatening or challenging)

what did walter cannon discover about stress?

its unified mind & body response releasing hormones epinephrine causing fight or flight response

who is more likely to suffer from heart disease?

pessimist

what is cortisol?

a stress hormone glucocorticoid released from adrenals to produce more glucose in blood to prepare for fight or flight

what is behavioral medicine?

how stress and healthy and unhealthy behaviors influence health and illness with medicine

what does the secretion of stress hormones do to immune system?

suppresses immune system and effectiveness and amount of WBC

who discovered GAS?

Hans Selye

general adaptive syndrome

bodys adaptive response to stress in 3 phases for all (hans selye)

alarm

sympathetic nervous system activates, heart rate, blood to muscles, faintness/shock

resistance

engaged & summoning resources, temp, blood pressure, respiration ^, adrenal glands release hormones

exhaustion

tired from prolonged stress, illness collapse, death

what are telomeres?

pieces of DNA at the ends of chromosomes

tend-and-befriend

provide support to others & bond with & seek support from others

psychophysiological illness

mind body illness any stress related physical illness (headaches/hypertension)

psychoneuroimmunology

study of psycho neural & endocrine processes together effect immune system & health

B lymphocytes

WBC bone marrow release antibodies to fight bacteria

T lymphocytes

WBC from thymus & lymphatic tissue, attack cancer, viruses, foreign substances, & transplanted organs

What do adrenal glands release?

epinephrine and norepinephrine

who talked about the fight or flight responses in regards to stress?

walter cannon

stressors

things we deem as challenging or threatening catastrophe, life events, and daily hassles

the different types

type a: aggressive, competitive, etc

type b: easy going

who is more likely to suffer from a heart attack?

type a

stress reaction

physical and emotional responses

oxytocin

stress moderating hormone associated with pair bonding