Chronic Stress Flashcards
(7 cards)
1
Q
1st step?
A
Brain continues to perceive a threat
2
Q
What happens once the threat is still perceived?
A
The hypothalamus activates the HPA axis
3
Q
What happens once the HPA axis is activated?
A
Hypothalamus releases CRH into the bloodstream
4
Q
What happens once CRH is released into the bloodstream?
A
CRH causes the pituitary gland to produce and release ACTh
5
Q
What happens once ACTH is produced and released?
A
ACTH is transported in the bloodstream to target site (the adrenal glands)
6
Q
What happens once the ACTH is transported in the bloodstream?
A
ACTH stimulates adrenal cortex to release cortisol
7
Q
What happens once cortisol is released?
A
Cortisol can result in positive changes (short burst of energy) or can result in negative changes (Impaired cognitive performance)
