After a resting expiration, air still remains in the lungs. What is this volume called?
A) Functional residual capacity (FRC)
B) Vital capacity (VC)
C) Residual volume (RV)
D) Expiratory reserve volume (ERV)

Question

Quizplus · Accepted Answer

The four lung capacities are TLC, inspiratory capacity (IC), FRC, and the VC. These volumes and capacities are shown in Figure 20-10. The lung volumes that can be measured directly with a spirometer or pneumotachometer include V_T, IC, IRV, ERV, and VC.

After a Resting Expiration, Air Still Remains in the Lungs