A man who has had a vasectomy becomes functionally sterile because the sperm:

Question

Quizplus · Accepted Answer

A vasectomy involves cutting and sealing the vas deferens, which are the tubes that carry sperm from the testicles to the urethra. This prevents sperm from reaching the outside of the body and thus from being present in the semen, making a man functionally sterile. Sperm production continues, but they are reabsorbed by the body since they cannot be ejaculated.

A Man Who Has Had a Vasectomy Becomes Functionally Sterile