FIGHT OR FLIGHT

Question 1

what is the fight or flight response?

Answer 1

seq of activity in the body that is triggered when body prepares itself for defending or running

Question 2

why does stress occur?

Answer 2

person’s perceived environmental, social or physical demands exceed their perceived ability to cope

Question 3

what does the fight or flight response represent?

Answer 3

evolutionary adaption designed to increase survival in life threatening situtations

Question 4

what two major systems does the fight or flight system involve?

Answer 4

sympathomedullary pathway

pituitary-adrenal system

Question 5

what is the sympthomedullary pathway?

Answer 5

deals w acute stressors, short-term and immediate, e.g personal attack

Question 6

what is the pituitary-adrenal system?

Answer 6

deal with chronic stressors, long-term and ongoing, e.g. stressful job

Question 7

what is SAM (sympathomedullary) seq?

Answer 7

hypothalamus activates adrenal medulla which is part of ANS
secrete adrenaline
arousal of sympathetic nervous system
leads to sweat, increased heart rate
threat over = parasympathetic to be balanced state

Question 8

what is HPA (hypothalamic pituitary-adrenal) seq?

Answer 8

stressor activates hypothalamic pituitary axis
hypothalamus stimulates pituitary gland
pituitary gland secretes ACTH hormone
stimulate adrenal gland to produce corticosteroid hormone
adrenal cortex releasing cortisol
adequate and steady blood sugar levels help cope w prolonged stressor
body back to normal