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Buffer systems present in blood help in maintaining the neutral pH of blood. Which is the most important buffer system present in blood?

A.Carbon monoxide-hydrogen buffer

BCarbonic acid-bicarbonate buffer

C.Carbon dioxide-bicarbonate buffer

Verified Answer :

The correct answer is option B. The buffer system that is important to be present in the blood is the carbonic-bicarbonate buffer. It is essential because it is coupled with the respiratory system. It is the production of carbon dioxide that couple with this system.