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NCI Dictionary of Cancer Terms


vas deferens  listen  (VAS DEH-feh-RENZ)

  A coiled tube that carries the sperm out of the testes.

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Anatomy of the  male reproductive and urinary systems; drawing shows front and side views of ureters, lymph nodes, rectum, bladder, prostate gland, vas deferens,  penis, testicles, urethra, seminal vesicle, and ejaculatory duct.