Test tube baby

Test tube baby

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  Dr.Ga.BAKAVATHIAPPAN, M.Sc., M.Sc(Yoga).,M.Phil., B.Ed., PhD., Associate Professor, HOD of Zoology, Saiva Bhanu Kshatriya College Aruppukottai -626 101. Virudhunagar District. Tamilnadu
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  • What isa laparoscope? • A laparoscope is a thin fibre optic telescope that is inserted into the female abdomen to see the uterus, fallopian tubes and ovaries. • It play a major role in test tube baby. Carbon dioxide (CO2) gas is placed into the abdomen prior to inserting the laparoscope. This lifts the abdominal wall and allows for some separation of the organs inside the abdomen making it easier for the fertility doctor to see the reproductive organs during the surgery.
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  Embryonicdevelopmentreferstothedevelopmentandformationofembryo. Gameteformation–SpermandEgg 1.Fertilization-whenthespermcellsuccessfullyentersandfuseswithaneggcell(ovum). 2.Cleavage-zygotedividesintotwocellsandthetwocellsdivideintofourandeightcellsandso on. 3.Blastulation. 4.Implantation. 5. Gastrulation. 6.Fatemapandmorphogeneticmovements 7.Neurulation. 8.Developmentoforgansandorgansystems.
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  • Advantages: • IVFmay be used to overcome female infertility in the woman due to problems of the fallopian tube, making fertilisation in vivo difficult. • It may also assist in male infertility, where there is a defect in sperm quality, and in such cases intracytoplasmic sperm injection (ICSI) may be used, where a sperm cell is injected directly into the egg cell. • This is used when sperm have difficulty penetrating the egg, and in these cases the partner’s or a donor’s sperm may be used. • Disadvantages: • An expensive process • Chances of multiple births • May lead to production of many unwanted embryos • Legal case may arise among surrogate and genetic mot