Question

PCT helps in the maintenance of pH in the body fluid by

• A. Selective secretion of H${}^{+}$ ions
• B. Selective secretion of ammonia
• C. Selective secretion of K${}^{+}$ ions
• D. All of the above

Answer 1

The correct option is D All of the above

A) Selective secretion of $H^{+}$ takes place in the PCT.

B) Selective secretion of ammonia takes place in the PCT.

C) Selective secretion of $K^{+}$ takes place in the PCT.

D) Selective secretion of $K^{+}$, $H^{+}$ and ammonia along with nutrients takes place in the PCT.

So the correct answer is 'All of the above'.