A large proportion of oxygen remains unused in
the human blood even after its uptake by the
body tissues. This 0
(1) acts as a reserve during muscular exercise.
(2) raises the pCO, of blood to 75 mm Hg.
(3) is enough to keep oxyhaemoglobin saturation
at 96%
(4) helps in releasing more 0, to the epithelial
tissues.
Answers
Answered by
2
Answer:
ans is 1
Explanation:
Answered by
1
Answer:
1 act as a reverse during muscular exercise
Similar questions