6 In Vitro Fertilization IVF in vitro. The egg and sperm cells meet outside the female´s body. The first test tube baby was born in 1978.IVF is used for woman who have blocked fallopian tubes, usually due to an earlier infection, or who cannot sustain a pregnancy.Depending on the reason:Donor eggs. (the woman is treated with hormones to have more follicles ripen. A needle is placed in the follicle and the egg is removed. (repeated)Eggs cells of the woman who wants to get pregnanat.
7 If all embryos were implant successfully, The eggs cells are then mixed with sperm cells. This can be supplied by the woman´s husband or a sperm donor (if he is not fertile)The fertilised egg cells are cultivated and either placed inside the uterus or frozen so that they can be used later.The number of embryos placed in the uterus depends on several factors and policies about this depend on the country and even the opinion of the doctor involved.If all embryos were implant successfully,it ends in a multiple pregnancy ,a premature delivery anda reduced chance of survival for the babies.
8 Ethical issues associated with IVF Creation of life in laboratoryFreezing embryos and keeping them in case they are neededDiscarding surplus embryos or using them (stem cells) for research.The possibility of creating embryos for research.The possibility of selecting embryos.The potential possibility of modify embryos.The birth mother may not be the genetic mother.Elderly woman can have babies (using egg cell donors)
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