capacitation /ca·pac·i·ta·tion/ (kah-pas″ĭ-ta´shun) the process by which spermatozoa in the ampullary portion of a uterine tube become capable of going through the acrosome reaction and fertilizing an oocyte.
capacitation
capacitation [kah-pas″ĭta´shun]
capacitation
ca·pac·i·ta·tion (k -p s  -t  shn)n. The change undergone by spermatozoa in the female genital tract that enables them to penetrate and fertilize an egg. |
capacitation
[kəpas′itā′shən]
the process in which the spermatozoon, after it reaches the ampulla of the fallopian tube, undergoes a series of changes that lead to its ability to fertilize an ovum.
capacitation [kah-pas″ĭta´shun]
the process by which the glycoprotein coat and the seminal proteins are removed from the surface of the sperm's acrosome by substances secreted by the uterus or fallopian tubes of the female genital tract, thereby permitting the acrosome reaction to occur.
capacitation
the physiological changes the spermatozoa must undergo in the female tract or in vitro before being capable of penetrating the ovum.
capacitation
Reproductive medicine The postrelease maturation in sperm, which are capable of penetrating the zona pellucida and fertilizing an oocyte after exposure to secretions in the ♀ genital tract. Cf Acrosome reaction.
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