What would happen to the breathing rate of a mammal that is masked and must...
A) Its breathing rate would increase in response to more carbon dioxide.
B) Its breathing rate would increase in response to less oxygen in the blood.
C) Its breathing rate would slow down as it suffocated.
D) It is not possible to predict since breathing rate is controlled consciously in mammals.
E) None of the choices are correct

Question

Quizplus · Accepted Answer

When a mammal is masked and must breathe in a limited oxygen environment, the carbon dioxide levels in the body increase. This increase in carbon dioxide triggers the body's respiratory system, resulting in an increase in breathing rate to bring in more oxygen and to expel the excess carbon dioxide.

What Would Happen to the Breathing Rate of a Mammal