This hormone which prepares the body for quick action.
a. endocrine.
b. epinephrine.
c. testosterone.
d. aldosterone.

B. Epinephrine.  That's what gives ya an adrenaline rush.

This is the weirdest question i’ve ever seen

Some of their responsibilities are to evaluate safety, efficiency, and effectiveness of the biomedical equipment. train people on how to properly operate biomedical equipment. lastly is to research the engineering aspects of the biological systems of humans and animals.