298 Excretory System Stock Photos, High-Res Pictures, and Images

excretory system : The Excretory System: How Living Creatures Get Rid of Wastes: 9780132936545: Alvin Silverstein, Virginia Silverstein: Books

What are the four organs of the excretory system? 2 Why is the excretory system important to the human body? 3 How do kidneys clean the blood? 4 How is digestive system The excretory system in humans consists mainly of the kidneys and bladder The kidneys filter urea and other waste products from the blood,