Glossary

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Vagina

A tubular passageway in the female connecting the external sex organs with the cervix and uterus.

Vaginismus

Vaginal spasm. A condition where the vagina has a strong muscular spasm when penetration is attempted. A problem causing coital factor infertility.

Varicocele

A varicose vein of the testicles, sometimes a contributor to male factor infertility.

Vas Deferens

A pair of thick-walled tubes about 45 cm long in the male that lead from the epididymis to the ejaculatory duct in the prostate. During ejaculation, the ducts make wavelike contractions to propel sperm forward.