functional residual capacity


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functional residual capacity

[¦fəŋk·shən·əl ri¦zij·ə·wəl kə′pas·əd·ē]
(physiology)
The volume of gas which remains within the lungs at expiratory standstill.
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Effect of posture on functional residual capacity postoperatively.
Measurements were made in both the prone and supine posture at functional residual capacity.
It helps babies establish the vital Functional Residual Capacity (FRC) needed for normal respiratory function.

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