Biopsychology: fight or flight response

Question 1

What is the fight or flight response?

Answer 1

.boys natural mechanism to deal with stressful or threatening situations

Question 2

How does the fight or flight response work?

Answer 2

.hypothalamus detects a stressor
.this stimulates the sympathetic nervous system
.the activation of the sympathetic nervous system triggers the adrenal medulla
.the adrenal medulla release’s adrenaline and noradrenaline into the bloodstream
.the secretion of the hormones causes changes in target organs

Question 3

What and why are some of the target organs the hormones adrenaline and noradrenaline cause a change in.

Answer 3

.heart -high heart rate so more oxygen pumped around the body so more energy
.pupils -pupils dilate to let more light in so you can see more
.stomach -stop digesting food so you don’t lose energy