NEETZoologyBreathing and Exchange of Gases
What does Total Lung Capacity include?
Options
- AVital capacity and residual volume
- BResidual volume, tidal volume, and inspiratory reserve volume
- CResidual volume, tidal volume, and expiratory reserve volume
- DExpiratory reserve volume, tidal volume, and inspiratory reserve volume
Correct answer
A. Vital capacity and residual volume
Step-by-step solution
Inspiratory Capacity (IC): Total volume of air a person can inspire after a normal expiration. This includes tidal volume and inspiratory reserve volume ( TV+IRV). Expiratory Capacity (EC): Total volume of air a person can expire after a normal inspiration. This includes tidal volume and expiratory reserve volume (TV+ERV). Functional Residual Capacity (FRC): Volume of air that will remain in the lungs after a normal expiration. This includes ERV+RV. Vital Capacity (VC): The maximum volume of air a person can breath