Which statement is correct for the respiratory system?
A)It eliminates unwanted substances from the body.
B)It consists of the heart, blood vessels, and lungs.
C) It plays an important role in maintaining the proper pH of the internal environment by adjusting the rate of removal of acid-forming carbon dioxide.
D) It is responsible for taking up nutrients for the body.

Question

Quizplus · Accepted Answer

The respiratory system plays an important role in maintaining the proper pH of the internal environment by adjusting the rate of removal of acid-forming carbon dioxide. It does not eliminate unwanted substances, take up nutrients or consist of the heart and blood vessels.

Which Statement Is Correct for the Respiratory System