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8 Cards in this Set

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  • Back
ureter
A narrow tube that carries urine from one of the kidneys to the urinary bladder.
excretion
The process by which wastes are removed from the body.
kidney
A major organ of the excretory system; eliminates urea, excess water, and other waste materials from the body.
nephron
One of a million tiny, filtering structures found in the kidneys that removes wastes from blood and produces urine.
urea
A chemical that comes from the breakdown of proteins and that is removed from the body by the kidneys.
urethra
A small tube through which urine flows from the body.
urinary bladder
A saclike muscular organ that stores urine until it is eliminated from the body.
urine
A watery fluid produced by the kidneys that contains urea and other waste materials.