Which of the following approaches does not give the defined action of contraceptive ?

  • [NEET 2016]
  • A

    Hormonal contraceptives $-$ Prevent/retard entry of sperms, prevent ovulation and fertilisation

  • B

    Vasectomy $-$ Prevents spermatogenesis

  • C

    Barrier methods $-$ Prevents fertilisation

  • D

    Intra uterine devices $-$ Increases phagocytosis of sperms, suppress sperm motility and fertilising capacity of spermS

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  • [AIPMT 1999]

Choose correct option:

Administration of progesterone, progesterone oestrogen combination and $IUDs$ are effective in

Assertion : Copper $-T$ is an effective contraceptive device in human females.

Reason : Copper $-T$ prevents passage of sperms from vagina upwards into fallopian tubes.

  • [AIIMS 2011]

What is the use of condoms?