NEET (UG) 2024 — Question 161

The correct answer is option (4) as

Vault is a barrier method of contraception which is made of rubber that is inserted into the female

reproductive tract to cover the cervix during the coitus.

Option (1) is incorrect as coitus interruptus is a natural method of contraception in which male

partner withdraws his penis from the vagina just before ejaculation so as to avoid insemination.

Option (2) is incorrect as periodic abstinence is also a natural method of contraception in which

couples avoid coitus during the fertile period.

Option (3) is incorrect as lactational amenorrhea is also a natural method of contraception which

is based on the fact that ovulation and therefore the cycle do not occur during the period of

intense lactational following parturition.