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Gasses diffuse over the respiratory surf...

Gasses diffuse over the respiratory surface because of

A

`po_(2)` is more in alveoli than in blood

B

`pO_(2)` is more in tissues than in blood

C

`pCO_(2)` is more in alveoli than in blood

D

`pCO_(2)` is more in blood than in tissues

Text Solution

Verified by Experts

The correct Answer is:
A
Gasses diffuse over the respiratory surface because of `pO_(2)` is more in alveoli (104 mm Hg) than in blood (40 mm Hg).
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