Biology

Reproductive Health

Question:

What are the Assisted Reproductive Techniques practised to help infertile couples? Describe any three techniques.

Answer:

Inability to conceive or produce children even after 2 years of unprotected sexual cohabitation is called infertility. In India, often the female is blamed ‘ for the couple being childless, but more often than not the problem lies in male partner.
Specialised health care units (infertility, clinics) could help in diagnosis and corrective treatment of some of these disorders and enable these couples to have children. However, where such corrections are not possible, the couples could be assisted to have children through certain special techniques commonly known as ART (Assisted Reproductive Technologies).

1. Test Tube Baby Programme
In vitro fertilisation (IVF) followed by embryo transfer (ET) is a method to treat infertility and commonly known as the ‘Test tube baby' programme. IVF-Fertilisation outside the body in almost similar conditions as that in the body. In this method ova from the wife/donor (female) and sperms from the husband/donor (male) are collected and are induced to form zygote under simulated conditions in the laboratory.

  • ZIFT (Zygote Intra Fallopian Transfer): The zygote or early embryos (up to 8 blastomeres) could then be transferred into the fallopian tube.
  • IUT (Intra Uterine Transfer): Embryos with more than 8 blastomeres could be transferred into the uterus, to complete its further development.
  • Embryos formed by in vivo fertilization (fusion of gametes within the female) also could be used for such transfer to assist those females who cannot conceive.

2. GIFT
Transfer of an ovum collected from a donor into the fallopian tube (GIFT; Gamete Intra Fallopian Transfer) of another female who cannot produce one but can provide suitable environment for fertilization and further development.
3. AI Technique

  • Infertility cases either due to inability of the male partner to inseminate the female or due to very low sperm counts in the ejaculates, could be corrected by artificial insemination (AI) technique.
  • In this technique, the semen collected either from the husband or a healthy donor is artificially introduced, either into the vagina or into the uterus (IUI-Intra Uterine Insemination) of the female.

 

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Reproductive Health

Q 1.

Reproductive health refers only to healthy reproductive functions. Comment.

Q 2.

Is the use of contraceptives justified? Give reasons.

Q 3.

What are the Assisted Reproductive Techniques practised to help infertile couples? Describe any three techniques.

Q 4.

Suggest some methods to assist infertile couples to have children.

Q 5.

Do you think that reproductive health in our country has improved in the past 50 years? If yes, mention some such areas of improvement.

Q 6.

Correct the following statements:
(a)Surgical methods of contraception prevent gamete formation.
(b)Ail sexually transmitted diseases are completely curable.
(c)Oral pills are very popular contraceptives , among the rural women.
(d)In E.T. techniques, embryos are always transferred into the uterus.

Q 7.

The present population growth rate “in India is alarming. Suggest ways to check it.

Q 8.

STDs are a threat to reproductive health. Describe any two such diseases and suggest preventive measures.

Q 9.

The procedure of GIFT involves the transfer of female gamete to the fallopian tube. Can gametes be transferred to the uterus to achieve the same result? Explain.

Q 10.

What are the advantages of natural methods of contraception over artificial methods?

Q 11.

Enumerate and describe any five reasons for introducing sex education to school-going children.

Q 12.

What are the probable factors that contributed to population explosion in India?

Q 13.

What are the suggested reasons for population explosion?

Q 14.

Comment on the essential features required for an ideal contraceptive.

Q 15.

Suggest the aspects of reproductive health which need to be given special attention in the present scenario.

Q 16.

Males in whom testes fail to descend to the scrotum are generally infertile. Why?

Q 17.

Strict conditions are to be followed in medical termination of pregnancy (MTP) procedures. Mention two reasons.

Q 18.

What is the significance of progesterone-estrogen combination as a contraceptive measure?

Q 19.

Suggest the reproduction-related aspects in which counselling should be provided at the school level.

Q 20.

Mention two advantages of lactational amenorrhea as a contraceptive method.

Q 21.

What do you think is the significance of reproductive health in a society?

Q 22.

Is sex education necessary in schools? Why?

Q 23.

What are the measures one has to take to prevent  from contracting STDs?

Q 24.

Amniocentesis for sex determination is banned?in our country. Is this ban necessary? Comment

Q 25.

All reproductive tract infections RTJs are STDs, but all STDs are not RTIs. Justify with example.

Q 26.

Discuss the mode of action and advantages/disadvantages of hormonal contraceptives.

Q 27.

Comment on the Reproductive and Child Health Care programme of the government to improve the reproductive health of the people.

Q 28.

Suggest some important steps that you would recommend to be taken to improve the reproductive health standards in India.

Q 29.

Mention the primary-aim of the "Assisted Reproductive Technology"(ART) programme.

Q 30.

What are the conditions in which medical termination of pregnancy is advised?

Q 31.

STDs can be considered as self-invitedrdiseases. Comment.

Q 32.

Strict conditions are to be followed in medical termination of pregnancy (MTP) procedures. Mention two reasons.

Q 33.

Copper ions-releasing IUDs are more efficient than non-medicated methods. Why?

Q 34.

Removal of gonads cannot be considered as a contraceptive option. Why?

Q 35.

Briefly explain IVF and ET. What are the conditions in which these methods are advised?

Q 36.

State True/False with explanation
(a)Abortions could happen spontaneously too. (True/False)
(b)Infertility is defined as the inability to produce a viable offspring and is always due to abnormalities/defects in the female partner. (True/False)
(c)Complete lactation could help as a natural method of contraception. (True/False)
(d)Creating awareness about sex related aspects is an effective method to improve reproductive health of the people. (True/False)

Q 37.

Do you justify the statutory ban on amniocentesis in our country? Give reasons.