Which of the Following is Caused by the Chemical Reactions

Question

Which of the following is caused by the chemical reactions of gases of the respiratory system?
A) Regulation of blood pressure
B) The synthesis of vasodilators
C) Aids in defecation
D) Regulation of pH

Accepted Answer

The chemical reactions of the respiratory system help regulate the pH of the body by removing carbon dioxide, a waste product of cellular respiration that can contribute to acidification of the blood if not eliminated.