The Total Lung Capacity (TLC) is the total volume of air accomodated in the lungs at the end of a forced inspiration. This includes:

• A

  RV (Residual Volume); ERV (Expiratory Reserve Volume); TV (Tidal Volume); and IRV (Inspiratory Reserve Volume).

• B

  RV; IC (Inspiratory Capacity); EC (Expiratory Capacity); and ERV.

• C

  RV; ERV; IC and EC

• D

  RV; ERV; VC (Vital Capacity) and FRC (Functional Residual Capacity).