8 terms

Excretory System Vocab Words

Vocab Words for the Science Unit, Excretion!
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Excretion
The process by which wastes are removed from the body.
Urea
A chemical that comes from the breakdown of proteins.
Kidney
A major organ of the excretory system that removes urea and other wastes from the blood.
Urine
A watery fluid produced by the kidneys that contains urea and other wastes.
Ureter
A narrow tube that carries urine from one of the kidneys to the urinary bladder.
Urinary Bladder
A sacklike muscular organ that stores urine until it is eliminated from the body.
Urethra
A small tube through which urine flows from the body.
Nephron
A small filtering structure found in the kidneys that removes wastes from blood and produces urine.