Regarding pulmonary function test all are TRUE, EXCEPT:-
Correct Answer: FEV1 is forced expiratory rate at one minute.
Description: Ans. is 'd' i.e. FEVl5 is forced expiratory rate at one minute FEV1 is the fraction of vital capacity expired during the first second of a forced expiration (FEV1 also k/ a timed vital capacity).Compliance is change in lung volume per unit change in airway pressure ([?]V/[?]P) - It is the stretch ability of lungs and chest wall.Compliance is decreased in:Pulmonary congestion*Interstitial pulmonary fibrosis*Interstitial lung diseases*Compliance in increased inEmphysema *
Category:
Physiology
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