Describe the Carbonic Acid-Bicarbonate Buffer System

Multiple Choice

Describe the carbonic acid-bicarbonate buffer system.

A) The carbonic acid-bicarbonate buffer system uses the hydrogen ions created by the metabolic and fixed acids to generate carbonic acid which dissociates into H₂O and CO₂,which can be eliminated by the lungs.
B) The carbonic acid-bicarbonate buffer system uses hemoglobin to buffer hydrogen ions.
C) The carbonic acid-bicarbonate buffer system uses the side group,the amino group,and the carboxylate group of amino acids to buffer pH changes.
D) The carbonic acid-bicarbonate buffer system uses the kidneys to secrete or excrete bicarbonate to buffer pH.
E) The carbonic acid-bicarbonate buffer system uses the lungs to exhale CO₂ to buffer pH.