Clinical Correlates of pH Levels
Problem Set

Problem 1: What is blood bicarbonate?

Blood bicarbonate can be thought of as:

A.	the ionized (deprotonated) form of carbonic acid, which is derived from CO2 and water. This is true, despite the fact that carbonic acid is itself a transient species.
B.	the protonated form of carbon dioxide.
C.	a transient species that cannot be measured in body fluids.
D.	being formed from hydrogen peroxide via the action of catalase.