Question

question 47
1 point
the amount of air that remains in the lungs after a forceful expiration is the:
a tidal volume
b residual volume
c functional residual capacity
d expiratory reserve volume

Explanation:

• Tidal volume is the amount of air inhaled or exhaled during normal breathing.
• Residual volume is the air that remains in the lungs after a forceful expiration.
• Functional residual capacity is the amount of air remaining in the lungs after a normal expiration.
• Expiratory reserve volume is the additional air that can be exhaled after a normal exhalation.

Answer:

B. Residual volume