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प्रश्न
Suggest some methods to assist infertile couples to have children.
उत्तर
ART (Assisted Reproductive Technologies) is a term that describes several different methods used to help infertile couples. ART involves removing eggs from a woman’s body, mixing them with sperm in the laboratory and putting the embryos bath into a woman’s body.
Success rates vary depending on many factors. Some factors that affect the success rate of ART include the age of the partners, the reason for infertility, the type of ART, and whether the egg is fresh or frozen. Various methods are now available to help such couples: in vitro fertilization, gamete intra-fallopian transfer, intra cytoplasmic sperm injection, and artificial insemination.
- Test tube babies
The union of ovum and sperm occurs outside the woman's body, resulting in a zygote that divides into an embryo. The embryo is deposited in the uterus and eventually grows into a foetus. - Gamete Intra Fallopian Transfer (GIFT)
A procedure in which eggs are retrieved from a woman, mixed with sperm and immediately replaced in one or other of the woman’s fallopian tubes so that they fertilize inside the body (invivo). - Intra Cytoplasmic Sperm Injection (ICSI)
In this method, sperm and eggs are retrieved from both the parents. A single sperm is injected directly into an egg, then the fertilized egg is implanted into the woman’s uterus. - Artificial insemination technique (AIT)
In this technique, the semen is collected either from the husband or a healthy donor and is artificially introduced either into the vagina or into the uterus of the female (IUI-Intra uterine insemination). - Zygote intra fallopian transfer (ZIFT)
ZIFT later transfers the zygote or early embryo to a woman's fallopian tube.
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संबंधित प्रश्न
An infertile couple is advised to adopt test-tube baby programme. Describe two principle procedures adopted for such technologies.
State True/False with explanation.
Infertility is defined as the inability to produce a viable offspring and is always due to abnormalities/defects in the female partner.
Fill in the blank:
Gonorrhoea is caused by _______ bacteria.
Fill in the blank:
The hormone produced by the testis is _______.
Short answer question.
Write a note on IVF.
Expand the following.
ZIFT
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.
Generally the zygote or early embryo with how many blastomeres is transferred into the fallopian for further development, in IVF?
In ______ the egg is first fertilized outside the body and then it is inserted into the oviduct.
In case of a couple where the male is having a very low sperm count, which technique will be suitable for fertilisation?
The test-tube baby programme employs which one of the following techniques?
Which of the following is a non-medicated intrauterine device (IUD)?
ZIFT is transfer of ______.
ZIFT stands for ______
Mention the primary aim of the “Assisted Reproductive Technology” (ART) programme.
Read the given below statements carefully and state whether the following are true (T) or false (F).
- I - MOET is one of the methods of IVF.
- II - ICSI is a method useful only for males who are unable to inseminate.
- III - MTP is considered safe during the first 1 week of pregnancy.
- IV - LNG-20, multi-load 375 are hormone-releasing IUDs.
- V - Steroids inhibit ovulation and implantation.
Choose the correct option regarding the above-given statements.
In which of the following techniques, the embryos are transferred to exist those females who cannot conceive?
The ______ is also called the womb.