Sperm fertile motile where

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The Fertility Institutes offers the highest standard of reproductive medicine. Egg freezing can free you from the biological clock to extend your age of fertility. Our clinics offer leading IVF Programs with expert fertility evaluation and answers.

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There are six main criteria for healthy sperm:. Sperm also need to have the right number of chromosomes for a successful pregnancy. A breakdown in any of these criteria can result in male-factor infertility.

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An abnormal sperm count may also indicate an underlying health condition. A normal sperm count ranges from 15 million sperm to more than million sperm per milliliter mL of semen. Anything less than 15 million sperm per milliliter, or 39 million sperm per ejaculate, is considered low.

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Semen is the yellow-white fluid that is released from the penis at the time of ejaculation. Semen is composed of seminal fluid and sperm. Sperm are the male reproductive cells that fertilize a female egg. A semen analysis will be performed on all specimens prior to cryopreservation.

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Sperm Motility refers to how well the sperm in a given semen sample are moving and it is one of the parameters looked at in a semen analysis. Natural conception and pregnancy cannot happen if sperm are unable to move. Not all the sperm have to be able to move, though.

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Quick Definition: The definition of motility is the ability of an organism or fluid to move. Sperm motility refers to the movement and swimming of sperm. Poor sperm motility is also known as asthenozoospermia.

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Sperm motility describes the ability of sperm to move properly through the female reproductive tract internal fertilization or through water external fertilization to reach the egg. Sperm motility can also be thought of as the qualitywhich is a factor in successful conception ; sperm that do not "swim" properly will not reach the egg in order to fertilize it. Sperm motility in mammals also facilitates the passage of the sperm through the cumulus oophorus a layer of cells and the zona pellucida a layer of extracellular matrixwhich surround the mammalian oocyte.

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METHODS: We evaluated two semen specimens from each of the male partners in infertile couples and fertile couples at nine sites. The female partners in the infertile couples had normal results on fertility evaluation. The sperm concentration and motility were determined at the sites; semen smears were stained at the sites and shipped to a central laboratory for an assessment of morphologic features of sperm with the use of strict criteria.

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