Reproductive Health · Question 50

In vitro fertilization is a technique that involves transfer of which one of the following into the fallopian tube?

1. Zygote only
2. Embryo only, upto 8 cell stage
3. Either zygote or early embryo upto 8 cell stage
4. Embryo of 32 cell stage

The permissible use of the technique amniocentesis is for

1. transfer of embryo into the uterus of a surrogate mother
2. detecting any genetic abnormality
3. detecting sex of the unborn foetus
4. artificial insemination

Cu ions released from copper-releasing Intra Uterine Devices (IUDs) –

1. increase phagocytosis of sperms
2. prevent ovulation
3. make uterus unsuitable for implantation
4. suppress sperm motility

Consider the statements given below regarding contraception and answer as directed thereafter: (i) Medical Termination of Pregnancy (MTP) during first trimester is generally safe (ii) Generally chances of conception are nil until mother breast-feeds the infant up to two years (iii) Intrauterine devices like copper-T are effective contraceptives (iv) Contraception pills may be taken up to one week after coitus to prevent conception Which two of the above statements are correct?

1. (i), (iii)
2. (i), (ii)
3. (iii), (iv)
4. (ii), (iii)

Given below are four methods (1-4) and their modes of action (a-d) in achieving contraception. Select their correct matching from the four options that follow:

1. 1 = (b), 2 = (c), 3 = (a), 4 = (d)
2. 1 = (c), 2 = (d), 3 = (a), 4 = (b)
3. 1 = (c), 2 = (a), 3 = (d), 4 = (b)
4. 1 = (d), 2 = (a), 3 = (b), 4 = (c)

In the human female, menstruation can be deferred by the administration of:

1. LH only
2. Combination of estrogen and progesterone
3. FSH only
4. Combination of FSH and LH

Test tube baby means a baby born when

1. The ovum is fertilised externally and thereafter implanted in the uterus
2. It is developed in a test tube
3. It is developed through tissue culture method
4. It develops from a non-fertilized egg

What is the work of copper T:

1. To inhibit implantation of blastocyst
2. To inhibit gametogenesis
3. To inhibit fertilization
4. To inhibit ovulation

What is the work of progesterone which is present in oral contraceptive pills:

1. To check entry of sperms into cervix & to make them inactive
2. To check sexual behaviour
3. To check oogenesis
4. To inhibit ovulation