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प्रश्न
The procedure of GIFT involves the transfer of female gametes into the fallopian tube, can gametes be transferred to the uterus to achieve the same result? Explain.
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उत्तर
Gamete intra-fallopian transfer (GIFT): Transfer of an ovum collected from a donor into the fallopian tube. In this the eggs are collected from the ovaries and placed with the sperms in one of the fallopian tubes. The zygote travels toward the uterus and gets implanted in the inner lining of the uterus.
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संबंधित प्रश्न
A large number of married couples the world over are childless. It is shocking to know that in India the female partner is often blamed for the couple being childless.
- Why in your opinion the female partner is often blamed for such situations in India? Mention any two values that you as a biology student can promote to check this social evil.
- State any two reasons responsible for the cause of infertility.
- Suggest a technique that can help the couple to have a child where the problem is with male partner.
Expand the following:
ZIFT
Give four causes of infertility in males.
Multiple choice question.
Test tube baby technique is called _______.
Fill in the blank:
The primary sex organ in human male is _______.
Short answer question.
Write a note on IVF.
Identify the IUD in the given diagram.
Explain any three methods that can be used to overcome infertility.
Correct the following statement.
Transfering of an embryo with more than 8 blastomeres into the uterus is called GIFT.
Expand the following.
ZIFT
In which technique of ART is a single sperm injected directly into the cytoplasm of the ovum?
In ______ the egg is first fertilized outside the body and then it is inserted into the oviduct.
Assisted reproductive technology, IVF involves transfer of ______.
Which method can be used for women that cannot produce ovum but can provide suitable environment?
Which of these can be used to cure infertility in couples where male partner has very low sperm count?
Which of the following is a non-medicated intrauterine device (IUD)?
Mark the odd one.
Identify the correct reasons for infertility.
(i) Drugs
(ii) Diseases
(iii) Congenital
(iv) Use of Contraceptives
(v) Immunological or psychological
(vi) Assisted reproductive technology
ZIFT stands for ______
Briefly explain IVF and ET What are the conditions in which these methods are advised?
What are the Assisted Reproductive Techniques practised to help infertile couples? Describe any three techniques.
Trace the events from copulation to zygote formation in a human female.
Placed below are case studies of some couples who were not able to have kids. These couples are not ready for adoption or taking gametes from donors. After thoroughly examining the cases, which Assisted Reproductive Technology will you suggest to these couples as a medical expert? Explain briefly with justification of each case.
| Couple | Test reports of Female partner |
Test reports of male partner |
| Couple 1 | Normal reports | Normal sperms in testes, Missing connection in epididymis and Vas deferens. |
| Couple 2 | Blockage in the fallopian tube | Normal reports |
| Couple 3 | Normal reports | Poor semen parameters in terms of count, motility and morphology. |
| Couple 4 | low ovarian reserve | Normal reports |
| Couple 5 | Sterilization in male | Morphologically abnormal sperms |
Write the long form of GIFT.
The ______ is also called the womb.
Which one of the following choices reflects the correct number of chromosomes in the zygote and in the second polar body of Drosophila melanogaster?
| Zygote | Meiocytes | |
| I | 08 | 08 |
| II | 04 | 08 |
| III | 08 | 04 |
| IV | 04 | 04 |
