Creatinine has a renal clearance of 140 mL/min.Why is this?
A) It is absorbed by the nephron loop.
B) It is secreted by the glomerulus.
C) It is absorbed by the renal tubules.
D) It is secreted by the renal tubules.
E) It is produced in the pulmonary tissue.

Question

Quizplus · Accepted Answer

Creatinine is secreted by the renal tubules, which contributes to its high renal clearance. The glomerulus filters creatinine from the blood into the nephron, and then the renal tubules actively secrete creatinine into the urine for elimination from the body.

Creatinine Has a Renal Clearance of 140 ML/min