Which phrase is used to describe the volume of air inspired and expired with a normal breath?
a. Total lung capacity
b. Forced vital capacity
c. Tidal volume
d. Residual volume
Answer C.
Tidal volume refers to the volume of air inspired and expired with a normal breath. Total lung capacity is the maximal amount of air the lungs and respiratory passages can hold after a forced inspiration. Forced vital capacity is the vital capacity performed with a maximally forced expiration. Residual volume is the maximal amount of air left in the lung after a maximal expiration.
a. Total lung capacity
b. Forced vital capacity
c. Tidal volume
d. Residual volume
Answer C.
Tidal volume refers to the volume of air inspired and expired with a normal breath. Total lung capacity is the maximal amount of air the lungs and respiratory passages can hold after a forced inspiration. Forced vital capacity is the vital capacity performed with a maximally forced expiration. Residual volume is the maximal amount of air left in the lung after a maximal expiration.
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Respiratory