The rate and depth of breathing are affected by the following factors except A)changes of blood pH. B)irritants in the respiratory tract. C)an increase in body temperature. D)an increase in blood Ca²⁺ concentration.

Question

Quizplus · Accepted Answer

An increase in blood Ca2+ concentration does not directly affect the rate and depth of breathing. The other factors listed, such as changes in blood pH, irritants in the respiratory tract, and an increase in body temperature, can all stimulate changes in breathing rate and depth through various mechanisms.

The Rate and Depth of Breathing Are Affected by the Following