Gujarati
Hindi
3.Reproductive Health
medium

Find out correct choice for Cu based $IUDs$

$I$. Increases phagocytes of sperms

$II$. Releases $C u^{2+i i}$ ions that suppresses the sperms motility and fertilizing capacity of sperms

$III$. Make the uterus unsuitable for implantations

A

$I$, $II$ and $III$

B

$I$ and $II$

C

Only $I$

D

None of the above

Solution

$IUD$

$(i)$ Increases phagocytosis of sperms

$(ii)$ Releases ions that suppresses the sperm motility and fertilizing capacity of sperms

$(iii)$ Makes uterus unsuitable for implantation

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. $e. g ., Cu – T , Cu -7$, 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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