An Increase in the Level of Carbon Dioxide in the Blood

Question

An increase in the level of carbon dioxide in the blood will
A) decrease the rate of breathing.
B) increase the rate of breathing.
C) decrease pulmonary ventilation.
D) decrease the alveolar ventilation rate.
E) increase the pH of arterial blood.

Accepted Answer

An increase in the level of carbon dioxide in the blood will trigger the respiratory center in the brain to increase the rate and depth of breathing in order to remove the excess carbon dioxide.