Skip to main content
An official website of the United States government
Español

vas deferens

(VAS DEH-feh-RENZ)
A coiled tube that carries the sperm out of the testes.
Anatomy of the male reproductive system; drawing shows the vas deferens (a long tube that carries sperm out of the testes), prostate gland, penis, and testes. An inset shows the vas deferens and epididymis (a coiled tube that is attached to each of the testes and is where the sperm mature and are stored).Enlarge this image in new window
Anatomy of the male reproductive system. The male reproductive system is made up of organs and glands involved in making offspring (children). These include the vas deferens (a long tube that carries sperm out of the testes), epididymis (a coiled tube that is attached to each of the testes and is where the sperm mature and are stored), prostate gland, penis, and testes.
Search NCI's Dictionary of Cancer Terms