Get reliable answers to your questions at Westonci.ca, where our knowledgeable community is always ready to help. Discover comprehensive solutions to your questions from a wide network of experts on our user-friendly platform. Get precise and detailed answers to your questions from a knowledgeable community of experts on our Q&A platform.

A pedestrian narrowly avoids being hit by an oncoming car. He notices that it takes a little while for his heart rate and respiratory rate to return to normal. This is likely because

Sagot :

It will take a little time for the heart rate and respiratory rate to return to normal because of activation of the adrenal medulla which released epinephrine(adrenaline) and norepinephrine into the bloodstream.

The adrenal medulla is the part of adrenal gland which controls release of hormones to initiate a flight or fight response.

The release of the epinephrine and norepinephrine is activated through the adrenal medulla.

Hence, It will take a little time for the heart rate and respiratory rate to return to normal because of activation of the adrenal medulla which released epinephrine(adrenaline) and norepinephrine into the bloodstream.

Read more about adrenal medulla:

brainly.com/question/7781659