Which of the following is an additional advantage of hormone releasing $IUDs$?
Increase phagocytosis of sperms
Suppress sperm motility and the fertilising capacity of sperms
They make the uterus unsuitable for implantation and cervix hostile to the sperms
They always inhibit ovulation
Possible ill-effects of hormonal method for contraceptive are
A method of birth control is:
Which of the following contraceptive device is inserted by the doctor or trained nurse in the uterus through the vagina?
Which of the following is a wrong match between the type of contraception and its function?
Contraceptive$\quad$ device Function
$A$ : Intrauterine devices $(IUDs)$ are very effective contraceptive method.
$R$ : $IUDs$ don't allow sperms to enter the uterus.