Cu ions released from copper- releasing Intra Uterine Devices (IUDs)

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2.Human Reproduction

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Cu ions released from copper- releasing Intra Uterine Devices $(IUDs)$

Make uterus unsuitable for implantation

Increase phagocytosis of sperms

Suppress sperm motility

Prevent of ovulation

Solution

Intra Uterine Device $(IUD)$ is a small device made up of copper, plastic or stainless steel. It is inserted into uterus by a doctor and left in place. $Cu$ releasing $IUDs$ prevents sperm motility.

Standard 12

Biology

Which is not the function of placenta ?

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Given below is a diagrammatic sketch of a portion of human male reproductive system. Which of the following part contributes to the maximum portion of semen?

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$I. $ Sperm cells immediately when they are released from the body and are placed in a petri plate remain alive for much longer duration.

$II.$ Semen contains chemicals that causes females smooth muscles to contract

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Which of the following enzyme helps sperm to penetrate zona pellucida?

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In mammals, corpus luteum is found in which organ?

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Cu ions released from copper- releasing Intra Uterine Devices $(IUDs)$

Solution

Similar Questions

Which is not the function of placenta ?

Given below is a diagrammatic sketch of a portion of human male reproductive system. Which of the following part contributes to the maximum portion of semen?

$I. $ Sperm cells immediately when they are released from the body and are placed in a petri plate remain alive for much longer duration. $II.$ Semen contains chemicals that causes females smooth muscles to contract

Which of the following enzyme helps sperm to penetrate zona pellucida?

In mammals, corpus luteum is found in which organ?

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$I. $ Sperm cells immediately when they are released from the body and are placed in a petri plate remain alive for much longer duration.

$II.$ Semen contains chemicals that causes females smooth muscles to contract