When the kidneys excrete hydrogen ions to regulate pH, the ions that are returned to the blood are:
A)sodium and potassium ions
B)sodium and bicarbonate ions
C)potassium and bicarbonate ions
D)sodium, potassium, and bicarbonate ions

Question

Quizplus · Accepted Answer

When the kidneys excrete hydrogen ions to regulate pH, they also reabsorb bicarbonate ions and return them to the blood to maintain acid-base balance. Therefore, the ions that are returned to the blood are sodium and bicarbonate ions.

When the Kidneys Excrete Hydrogen Ions to Regulate PH, the Ions