Gujarati
Hindi
3.Reproductive Health
medium

Copper releasing $IUDs$ are used for suppressing the

A

Activity of ova

B

Activity of the uterus

C

Motility of the sperms

D

Motility of ova

Solution

Suppressing the mortality of sperm.

Intra Uterine Devices $(IUDs)$ for contraception

$(i)$ There devices are inserted by the doctors into the uterus through vagina.

$(ii)$ There are three types of $IUDs$

Non-medicated $IUDs$ They increases the phagocytosis of the sperm within the uterus, e. $g .$, Lippes loop

Copper Releasing $IUDs$ Along with phagocytosis of the sperms, the copper ions released, suppresses the sperm motility and the fertilizing capacity of the sperm. $e \cdot g ., Cu – T _{2} Cu -7$, multiload $-375$

 

Hormone Releasing IUDs They makes the uterus unsuitable for implantation and the cervix hostile to the sperms, e.g. progestasert, $LNG-20$

Standard 12
Biology

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