꩜ Tidal Volume (VT): Volume of air moved in and out of the lungs during quiet breathing.

꩜ Inspiratory Reserve Volume (IRV): Additional volume of air that can be inhaled after a normal inspiration.

꩜ Expiratory Reserve Volume (ERV): Additional volume of air that can be exhaled after a normal expiration.

꩜ Residual Volume (RV): Volume of air remaining in the lungs after maximal expiration.

꩜ Total Lung Capacity (TLC): Total volume of air the lungs can hold after maximal inspiration.

꩜ Vital Capacity (VC): Maximum volume of air that can be exhaled after a maximal inspiration.

꩜ Functional Residual Capacity (FRC): Volume of air remaining in the lungs after a normal expiration.

Learn: Pulmonary Ventilation (Physiology)