Home » NCLEX » NCLEX-PN » One of the major functions of the kidneys in maintaining normal fluid balance is:
One of the major functions of the kidneys in maintaining normal fluid balance is:
A. the manufacture of antidiuretic hormone.
B. the regulation of calcium and phosphate balance.
C. the regulation of the pH of the extracellular fluid.
D. the control of aldosterone levels.
Correct Answer: C
Explanation/Reference:
Explanation:
Major functions of the kidneys in maintaining normal fluid balance include regulation of extracellular fluid and osmolarity by selective retention and excretion of fluids, regulation of pH of the extracellular fluid by retention of hydrogen ions, and excretion of metabolic wastes and toxic substances. ADH is manufactured by the pituitary, and the parathyroid regulates calcium and phosphate balance.Physiological Adaptation
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