Howstuffworks "Urinary System - Encyclopedia Entries"

Learn about the Urinary System and get information on topics related to the Urinary System.

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Featured Urinary System Entry

Kidney

Kidney is a complex organ in human beings and all other vertebrates. The two kidneys perform many vital functions, of which the most important is the production of urine. This fluid carries various waste materials out of the body. If the kidneys fail to function, poisons build up in the body, eventually causing death. More »

THE URINARY SYSTEM LIBRARY

Bladder

Bladder is the common name for the urinary bladder, a hollow muscular organ that stores urine... More >>

Kidney

Kidney is a complex organ in human beings and all other vertebrates. The two kidneys perform many... More >>

Kidney stone

Kidney stone is a hard object that forms in the kidneys. Kidney stones range in size from... More >>

Nephritis

Nephritis, nih FRY tihs, formerly called Bright's disease, is a general term for several... More >>

Urea

Urea, yu REE uh or YUR ee uh, also called carbamide, is a nitrogen-rich organic compound produced... More >>

Uremia

Uremia, yu REE mee uh, is a condition that occurs when poisonous wastes build up in the blood.... More >>

Urine

Urine, YUR uhn, is a liquid waste product of the body produced by the kidneys. A healthy person's... More >>

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