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A large proportion of oxygen is left unu...

A large proportion of oxygen is left unused the human blood even after its uptake by the body tissue. This `O_(2)`

A

help in releasing more `O_(2)` to the epithelial tisses

B

acts as a reserve during muscular exercise

C

raises the `pCO_(2)` of blood to 75 mm of Hg

D

is enough to keep oxyhaemoglobin saturation at 96%

Text Solution

Verified by Experts

The correct Answer is:
B
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