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Vasectomy - series—Normal anatomy

Normal anatomy


The vas deferens are thin muscular tubes that carry sperm from each testicle to the urethra.

Review Date 3/28/2016

Updated by: Scott Miller, MD, urologist in private practice in Atlanta, GA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.

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