general adaptation sydrome

Question 1

GAS

Answer 1

is a three-stage physiological response to stress that occurs regardless of the stressor that is encountered.

Question 2

stage 1

Answer 2

alarm reaction:
Occurs when the person first becomes aware of the stressor

SHOCK → temporary → ability to deal with stressor falls below normal level

COUNTER SHOCK → sympathetic NS activated → body’s resistance to stressor increases → fight/flight

Question 3

stage 2

Answer 3

resistance:
maximise resources to cope and adapt.
Cortisol continues to be released at an elevated level during this stage

Question 4

stage 3

Answer 4

exhaustion:
weak and vulnerable
If the stressor is not dealt with successfully and stress continues, the organism enters a stage of exhaustion.