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4 Nov Cervical mucus filters out sperm with poor morphology and motility and as and by considering the anatomy of the penis, vagina and cervix during coitus. . The greatest barrier to sperm penetration of cervical mucus is at its.

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26 Jul Cervix penetration” has become a hot buzzword, stirring up interest in the If you 're talking about sex, then penetration is just a fancy way of saying a penis or dildo is This is where sperm can pass through to the uterus.

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Description:Advanced Search Abstract At coitus, human sperm are deposited into the anterior vagina, where, to avoid vaginal acid and immune responses, they quickly contact cervical mucus and enter the cervix. Cervical mucus filters out sperm with poor morphology and motility and as such only a minority of ejaculated sperm actually enter the cervix. In the uterus, muscular contractions may enhance passage of sperm through the uterine cavity. A few thousand sperm swim through the uterotubal junctions to reach the Fallopian tubes uterine tubes, oviducts where sperm are stored in a reservoir, or at least maintained in a fertile state, by interacting with endosalpingeal oviductal epithelium.

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