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The respiratory membranes facilitates th...

The respiratory membranes facilitates the exchange of respiratory gases through diffusion . Oxygen enters the deoxygenated blood through diffusion because `:-`

A

Partial pressure of oxygen in alveolar air and capillaries is 40mm Hg and 100 mm Hg respectively

B

Partial pressure of oxygen in alveolar air and capillaries is 100 mm Hg and 40mm Hg respectively

C

Partial pressure of oxygen in alveolar air and capillaries is 46mm Hg and 40mm Hg respectively

D

Partial pressure of oxygen of alveolar air and capillaries it 40mm Hg and 46 mm Hg respectively

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