Question

Kidneys play a major role in the human excretory system by filtering what fluid?

Answer 1

Kidneys filter blood to then make urine.

Answer 2

Step-by-step explanation:

Healthy kidneys filter about a half cup of blood every minute, removing wastes and extra water to make urine. ... Your kidneys, ureters, and bladder are part of your urinary tract. You have two kidneys that filter your blood, removing wastes and extra water to make urine.