Question

When the human body is responding to stress the hormone adrenaline is released a short time later the body returns to normal this is an example of how a human what

Answer 1

It's a negative feedback loop. 
So maybe it's an example of how humans maintain homeostasis. 

Answer 2

Answer:

maintains dynamic equilibrium

Explanation:

During stressful, frightening and challenging situations, the hypothalamic-pituitary-adrenal (HPA) axis stimulates the endocrine stress response which causes adrenaline rush. The part of brain called as amygdala processes the information about stressful condition and stimulates the hypothalamus which in turn establishes a contact with rest of the body through sympathetic nervous system. A hypothalamus transmits signal to adrenal glands via adrenal medulla which releases adrenaline into the bloodstream. This entire process takes some time and hence the adrenal rush is created after the stressful condition is over and hence maintains the dynamic equilibrium