The system in the body that collects wastes produced by cells and removes the wastes from the body.
The removal of wastes
The chemical that comes from the breakdown of proteins
The two major organs of the excretory system, which eliminate urea, excess water, and some other waste materials
A watery substance produced by the kidneys
Two narrow tubes that carry the urine to the urinary bladder
A saclike muscular organ that stores urine
The tube where urine exits the body
Tiny filtering structures in the kidneys that remove waste from the blood and create urine.
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