Which of the following is an effect of aging on the respiratory system?
A) Vital capacity is unchanged.
B) Minute ventilation rates increase.
C) Residual volume increases.
D) Gas exchange in the lungs remains unchanged.

Question

Quizplus · Accepted Answer

Residual volume increases with age due to changes in the structure and function of the lungs, such as decreased elasticity and changes in chest wall dynamics, which can lead to an increase in the amount of air remaining in the lungs after a maximal exhalation.

Which of the Following Is an Effect of Aging on the Respiratory