Which of the Following is the Sum of the Residual

Question

Which of the following is the sum of the residual and the expiratory reserve volume?
A)Total lung capacity
B)Functional residual capacity
C)Inspiratory capacity
D)Vital capacity
E)Minimal volume

Accepted Answer

The functional residual capacity is the volume of air remaining in the lungs after a normal expiration, which is the sum of the residual volume and the expiratory reserve volume.