Q:

In early inspiration there is a fall in

safaTerkawi
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2022-08-08
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 In early inspiration there is a fall in.

  1. Intrapulmonary pressure.
  2. Intrathoracic pressure.
  3. Intra-abdominal pressure.
  4. Dead space PO2.
  5. Pressure in the superior vena cava.
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safaTerkawi
2022-08-08
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A. True This creates a pressure gradient between mouth and lungs.

B. True Due to an increase in the dimensions of the thoracic cage.

C. False It rises due to descent of the diaphragm.

D. False It rises as inspired air replaces alveolar air.

E. True It falls as intrathoracic pressure falls.

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