During stressful situations, epinephrine initiates ____.
A) dilation of blood vessels to the skin
B) dilation of blood vessels to the heart
C) constriction of blood vessels to the brain
D) a decrease in metabolic rate
E) a decrease in blood glucose levels

Question

Quizplus · Accepted Answer

Epinephrine, also known as adrenaline, is released during stressful situations and initiates several physiological responses to prepare the body for "fight or flight." One of its key actions is the dilation of blood vessels to the heart (and also to muscles), which increases blood flow to these critical areas, ensuring they have the oxygen and nutrients needed to respond to the stress.

During Stressful Situations, Epinephrine Initiates ____