Periodic abstinence is a natural method of contraception where the couples avoid or abstain from coitus during the period of the menstrual cycle when:

1. There is menstrual flow

2. The ovulation is most likely to occur

3. The corpus luteum is most active

4. The proliferative phase begins

Progesterone alone or in combination with estrogen can also be used as contraceptives by females as injections or implants under their skin. When used in this manner, they:

1. do not affect the release of the ovum

2. induce a foreign body reaction leading to rejection of the implanted blastocyst

3. can cause increased risk of ectopic pregnancy

4. have a much longer effective period

Consider the two surgical procedures given below and choose the correct statement:

Match each item in Column I with one item in Column II and choose your answer from the codes given below:

Codes :

In case of a couple, where the male is having a very low sperm count, which technique will be suitable for fertilisation?

(1) Intrauterine Transfer

(2) Gamete intracytoplasmic fallopian transfer

(3) Artificial Insemination

(4) Intracytoplasmic Sperm Injection

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

(1) Intra uterine devices               Increase phagocytosis of sperms, suppress sperm motility and fertilising capacity of sperms

(2) Hormonal contraceptives         Prevent/ retard entry of sperms, prevent ovulation and fertilisation

(3) Vasectomy                             Prevents spermatogenesis

(4) Barrier methods                     Prevent fertilisation

Which of the following is not a sexually transmitted disease?

1. Syphilis

2. Acquired Immuno-Deficiency Syndrome (AIDS)

3. Trichomoniasis

4. Encephalitis

Tubectomy is a method of sterilisation in which

1. Small part of the Fallopian tube is removed or ties up

2. Ovaries are removed surgically

3. Small part of vas deferens is removed or tied up

4. Uterus is removed surgically

Which of the following cannot be detected in a developing foetus by amniocentesis?

1. Klinefelter's syndrome                     

2. Sex of the foetus

3. Down's syndrome                             

4. Jaundice

Artificial insemination means

1. transfer of sperms of a healthy donor to a test-tube containing ova

2. transfer of sperms of husband to a test-tube containing ova

3. artificial introduction of sperms of a healthy donor into the vagina

4. introduction of sperms of healthy donor directly into the ovary