Which is Not a Function of the Urinary System

Question

Which is not a function of the urinary system?
A)Regulation of blood volume
B)Excretion of wastes
C)Regulation of erythrocyte production
D)Regulation of lymphocyte production
E)Storage of urine

Accepted Answer

The urinary system is not directly involved in the regulation of lymphocyte production. This is a function of the lymphatic system and immune system. The other functions listed, including regulation of blood volume, excretion of wastes, regulation of erythrocyte production, and storage of urine are all important functions of the urinary system.