Point 6 of 10 — Lesson 4: Menstrual Cycle, Fertilization, Embryonic Development and ContraceptionQuestion bank: 0 questions (0 with pictures)
06 Test-tube babies (in vitro fertilisation, IVF)
Used where the Fallopian tubes are blocked or the sperm count is low.
A matureovum is taken from the wife's ovary (after hormone stimulation to produce several), mixed with the husband's spermsin a dish containing a nutritive medium.
After fertilisation, the embryo is cultured until the blastocyst (or early cleavage) stage, thentransferred to the wife's uterus to continue its development until birth.
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