Which of the following function is performed by collecting tubule of kidney

Options

A. In the maintenance of pH and ionic balance of blood by the secretion of `H^(+) and K^(+)` ions
B. Maintenance of pH of blood and removal of `Na^(+) and K^(+)` ions
C. Absorption of glucose and ammonia from the blood
D. None of above

Answer

A

Explanation

Renal collecting tubule also called duct of Bellini are ling narrow tubes in the kidney that concentrate and transport urine from the nephron by removal of `H^+ and k^+` ions.