The period of periodic abstinence is:

  • A
    $10-11$ days of the menstrual cycle
  • B
    $10-17$ days of the menstrual cycle
  • C
    $17-20$ days of the menstrual cycle
  • D
    $20-28$ days of the menstrual cycle

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Similar Questions

Match List-$I$ with List-$II$ with respect to methods of contraception and their respective actions.
List-$I$ List-$II$
$(a)$ Diaphragms $(i)$ Inhibit ovulation and implantation
$(b)$ Contraceptive pills $(ii)$ Increase phagocytosis of sperm within uterus
$(c)$ Intra Uterine Device $(iii)$ Absence of menstrual cycle and ovulation following parturition
$(d)$ Lactational amenorrhea $(iv)$ They cover the cervix blocking the entry of sperms

Choose the correct answer from the options given below:

Assertion : Copper $-T$ is an effective contraceptive device in human females.
Reason : Copper $-T$ prevents passage of sperms from vagina upwards into fallopian tubes.

The primary purpose of tubectomy is to prevent .........

Oral contraceptives prevent:

Which organization developed the spermicide 'Saheli' (or related contraceptive research)?

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