An increase in the amount of carbon dioxide in the body causes
A) a simultaneous increase in the amount of oxygen in the body.
B) an increase in the pH of the blood.
C) a decrease in the rate at which impulses are released from the respiratory center.
D) slow, shallow breathing.
E) a decrease in the pH of the cerebrospinal fluid.

Question

Quizplus · Accepted Answer

An increase in carbon dioxide in the body leads to the formation of carbonic acid, which dissociates into hydrogen ions and bicarbonate, causing a decrease in pH (more acidic) in the cerebrospinal fluid.

An Increase in the Amount of Carbon Dioxide in the Body