$Cu$ ions released from copperreleasingintrauterine devices $(IUDs)$
make uterus unsuitable for implantation
increase phagocytosis of sperms
suppress sperm motility
prevent ovulation.
Injections and implants (the progesterone or progesterone oestrogen combination) are used by the females under the
Diaphragms are contraceptive devices used by the females. Choose the correct option from the statements given below: $i$. They are introduced into the uterus $ii$. They are placed to cover the cervical region $iii$. They act as physical barriers for sperm entry $iv$. They act as spermicidal agents
Choose incorrect sentence for physical contraception method.