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The partial pressure of oxygen at the si...

The partial pressure of oxygen at the site a (alveoli of lungs ) and B (oxygenated blood ) is

A

A : 104 mm Hg B : 95 mm Hg

B

A : 159 mm Hg B : 95 mm Hg

C

A : 104 mm Hg B : 40 mm Hg

D

A : 159 mm Hg B : 95 mm Hg

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A
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