Question

which of the following describes filtration fraction? a.) fraction of cardiac output entering the kidneys b.) fraction of the cardiac output that is urine flow. c.) fraction of rbf across the glomerulus d.) fraction of rpf filtered across the glomerulus

Explanation:

Filtration fraction is defined as the ratio of the glomerular filtration rate (GFR) to the renal plasma flow (RPF). It represents the fraction of the renal plasma flow that is filtered across the glomerulus.

Answer:

d. Fraction of RPF filtered across the glomerulus