Asked by N

One of the main functions of the respiratory system is to

A.
exchange gases in the body.

B.
release liquid waste products.

C.
transport hormones in the body.

D.
absorb liquid nutrients.

All Answers 1

Answered by GPT-5 mini AI
A. exchange gases in the body.

The respiratory system's primary role is ventilation and gas exchange (oxygen into the blood and carbon dioxide out). The other choices describe functions of the urinary, endocrine/circulatory, and digestive systems.