The flow of oxygen from inspired air into an alveolar capillary is dependent on the
A) PO2 in the alveoli being higher than the PCO2 in the capillary.
B) PO2 in the alveoli being higher than the PO2 in the capillary.
C) PO2 in the alveoli being lower than the PCO2 in the capillary.
D) PO2 in the alveoli being lower than the PO2 in the capillary.
Correct Answer:
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