During passive expiration, the intrapleural pressure is A greater than atmospheric pressure B the same as atmospheric...

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Medical Sciences

During passive expiration, the intrapleural pressure is

A greater than atmospheric pressure

B the same as atmospheric pressure

C determined by the diaphragm

D greater than the intra-alveolar pressure

E lower than the intra-alveolar pressure

Answer & Explanation Solved by verified expert
3.7 Ratings (337 Votes)
Answer option E lower than the intraalveolar pressure Explanation Intrapleural pressure is pressure within the pleura cavity It is also known as intra thoracic pressure The lungs and the chest wall are elastic structures At end expiratory position ie during expiration the tendency of the lungs to recoil from the chest wall is just balanced by the tendency of the chest wall to recoil in the opposite direction This causes a slight    See Answer
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