In order to regulate the pH of extracellular fluid, the kidneys are able to adjust the excretion of:
A. hydrogen ions.
B. calcium.
C. sodium.
D. magnesium.
E. potassium.
Answer: A. hydrogen ions.
Biology MCQ
Biology Chapter 26
In order to regulate the pH of extracellular fluid, the kidneys are able to adjust the excretion of: