During inspiration

safaTerkawi

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2022-08-08

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During inspiration.

Intrapleural pressure is lowest at mid-inspiration.
Intrapulmonary pressure is lowest around mid-inspiration.
Intraoesophageal pressure is lowest at mid-inspiration.
The rate of air flow is greatest at end-inspiration.
The lung volume/intrapleural pressure relationship is the same as in expiration.

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safaTerkawi

2022-08-08

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A. False It is lowest at the end of inspiration.

B. True After mid-inspiration, intrapulmonary pressure rises as air is drawn into the lungs.

C. False Its pattern is similar to that of intrapleural pressure.

D. False It is greatest at mid-inspiration; it depends on the mouth:alveoli pressure gradient.

E. False Volume changes lag behind pressure changes to give a hysteresis loop

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