Dictionary > Functional residual capacity

Functional residual capacity

Definition
noun
The volume of gas that stays in the lungs at resting expiratory level or at the end of a normal expiration.
Supplement
Functional residual capacity is determined by getting the sum of the expiratory reserve volume and the residual volume.
Abbreviation: FRC
Synonym(s):

  • functional residual air

See also:

  • total lung capacity


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