Question

A large quantity of fluid is filtered everyday by nephrons in the kidneys but only about 1% of it excreted as urine. The remaining 99% of the filtrate
A. is stored in the uronary bladder
B. is reabsorbed into the blood
C. gets collected in the renal pelvis
D. is lost as sweat.

Answer 1

Correct Answer - B
A comparison of the volume of the filtrate formed per day (180 litres per day) with that of the urine released (1.5 litres), suggests that nearly 99% of the filtrate is reabsorbed by the renal tubules into the blood.