The clearance of what substance provides the best estimate of glomerular filtration rate?
A) creatine
B) sodium
C) glucose
D) PAH
E) inulin

Question

Quizplus · Accepted Answer

Inulin clearance is considered the gold standard for measuring glomerular filtration rate (GFR) because it is freely filtered at the glomerulus and neither secreted nor reabsorbed by the renal tubules, providing an accurate measure of GFR.

The Clearance of What Substance Provides the Best Estimate of Glomerular