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NCI Dictionary of Cancer Terms

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NCI Dictionary of Cancer Terms



urethra  listen  (yoo-REE-thruh)

  The tube through which urine leaves the body. It empties urine from the bladder.

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Distal and proximal urethra. Drawing on the left shows the female proximal and distal urethra; also shown are the bladder filled with urine, the ureters, and the uterus. Cross-section drawing on the right shows the male proximal and distal urethra. Also shown are the rectum, prostate gland, penis, and testis.