$A$ large proportion of oxygen remains unused in the human blood even after its uptake by the body tissues. This $O_2$

  • A
    acts as a reserve during muscular exercise
  • B
    raises the $pCO_2$ of blood to $75 \ mm \ Hg$
  • C
    is enough to keep oxyhaemoglobin saturation at $96\%$
  • D
    helps in releasing more $O_2$ to the epithelial tissues

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Similar Questions

Which factors affect the dissociation of $O_{2}$ from $Hb$?

Blood is a medium to transport $O_{2}$ and $CO_{2}$. About ...$A$... per cent of $O_{2}$ is transported by ...$B$... in the blood and the remaining ...$C$... per cent of $O_{2}$ is carried in a dissolved state through the ...$D$...
Select the right options for $A, B, C$ and $D$ to complete the given statement.

Which factors favour the binding of $CO_2$ with $Hb$ in tissues?

Bulk of carbon dioxide $(CO_2)$ released from body tissues into the blood is present as

Oxyhaemoglobin can transport

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