What are the principal organs that regulate the pH of the carbonic acid- bicarbonate buffer system in the blood?
A) brain stem, heart
B) kidneys, liver
C) lungs, kidneys
D) lungs, skin
E) spleen, liver

Question

Quizplus · Accepted Answer

The lungs and kidneys are the two principal organs that regulate the pH of the carbonic acid-bicarbonate buffer system in the blood. The lungs regulate the amount of CO2 in the blood, which affects the balance between carbonic acid and bicarbonate ions. The kidneys regulate the amount of bicarbonate ions in the blood by either excreting or reabsorbing them.

What Are the Principal Organs That Regulate the PH of the Carbonic