Sperm Capacitation

**Definition:** The structural and functional changes by which SPERMATOZOA become capable of oocyte FERTILIZATION. It normally requires exposing the sperm to the female genital tract for a period of time to bring about increased SPERM MOTILITY and the ACROSOME REACTION before fertilization in the FALLOPIAN TUBES can take place.

**Tree numbers:** - G08.686.784.277.760

**Synonyms:** - Capacitation of Spermatozoa