How is minute ventilation affected by exercise?
A)There is a sharp initial decrease in the depth of breathing
B)The more intense the exercise, rate of breathing substantially increases and the depth of breathing has a secondary, less pronounced increase
C)It can increase up to 30-fold during high intensity exercise
D)The respiratory rate increases but the tidal volume decreases

Question

Quizplus · Accepted Answer

During exercise, minute ventilation is affected based on intensity as the rate of breathing substantially increases and the depth of breathing has a secondary, less pronounced increase. This is preceded by a sharp initial increase in tidal volume, which continues to increase with intensity.

How Is Minute Ventilation Affected by Exercise