Vasectomies:

1. Inhibit testosterone production

2. Prevent sperm from entering the semen

3. Inhibit spem production

4. Interfere with male potency

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

Emergency contraception is administering any of the following within 72 hours of unprotected sexual activity except:
1. Combination pill
2. IUD
3. Large amount of prgesterone
4. Large amount of estrogen

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

Match the following sexually transmitted diseases (Column - I) with their causative agent (Column - II) and select the correct option.

      A    B    C   D

(1) (ii) (iii) (iv) (i)

(2) (iii) (iv) (i) (ii)

(3) (iv) (ii) (iii) (i)

(4) (iv) (iii) (ii) (i)

The function of copper ions in copper releasing IUD’s is

(1) they suppress sperm motility and fertilising capacity of sperms

(2) they inhibit gametogenesis

(3) they make uterus unsuitable for implantation

(4) they inhibit ovulation

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 is hormone-releasing IUD?

(1) LNG-20

(2) Multiload-375

(3) Lippes loop

(4) Cu-7

Embryo with more than 16 blastomeres formed due to in vitro fertilisation is transferred into

(1) uterus

(2) Fallopian tube

(3) fimbriae

(4) cervix