How do the kidneys function as a part of the excretory system?
A) By removing bilirubin
B) By removing carbon dioxide
C) By removing salts, lactic acid, and urea
D) By removing nitrogenous wastes

Question

Quizplus · Accepted Answer

The organs of the excretory system remove waste in the following ways: The skin removes some salts, lactic acid, and urea with sweat; the lungs remove carbon dioxide with every humidified, expired breath; the liver removes bilirubin by putting it in bile; and the kidneys remove nitrogenous wastes (wastes containing nitrogen), excess minerals, bilirubin, and excess hydrogen ions by producing urine.

How Do the Kidneys Function as a Part of the Excretory