NCLEX Question for maximum volume of air that can be inhaled after maximal expiration

NCLEX Review Question

Which respiratory volume is the maximum volume of air that can be inhaled after maximal expiration?

a.Inspiratory reserve volume
b.Tidal volume
c.Expiratory reserve volume
d.Residual volume

Correct Answer: A
Inspiratory reserve volume
Rationale: Inspiratory reserve volume is normally 3000 mL.

Tidal volume
Rationale: Tidal volume is the volume of air inhaled and exhaled with each breath.

Expiratory reserve volume
Rationale: Expiratory reserve volume is the maximum volume of air that can be exhaled forcibly after a normal exhalation.

Residual volume
Rationale: Residual volume is the volume of air remaining in the lungs after a maximum exhalation.

Posted in: MSN NCLEX