Multiple Choice
In which of the following sequences does PO2 progressively decrease?
A) body tissue,arterial blood,alveolar air
B) body tissue,alveolar air,arterial blood
C) blood in aorta,atmospheric air,body tissues
D) atmospheric air,blood in aorta,body tissues
E) body tissue,aorta,alveolar air
Correct Answer:

Verified
Correct Answer:
Verified
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