which is capacitation? give its importance.
Answers
Answer:
Its exploration has provided a more comprehensive understanding of allthe mechanisms a sperm cell must undergo before it is ready to fertilize a female egg, adding to the general knowledge of the process of fertilization as a whole as well as contributing to medical technologies such as in vitro fertilization.
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Answer:
(1) Capacitation is the process by which the sperms are made capable to swim up to the fallopian tubes. This process takes placein 5-6 hours.
(2) 50% of ejaculated sperms die due to unfavourable vaginal and uterine conditions.
(3) The remaining sperms are capacitated with the help of prostaglandin and vestibular secretions of female tract. lt involves the changes in the membrane covering the acrosome.
(4) Due to capacltation, acrosome membrane becomes thin, Calcium ions enters the sperm and their tail begin to show rapid whiplash movemcnts.
(6) Sperms become extra active and then they ascend upwards to reach fallopian tubes.
7) After capacitation the sperms swim through the vagina and uterus and reach ampulla of fallopian tube within 5 minutes.