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Fertilisation
IVF Treatment
Sperm
Human Foetus Inside Womb
Human Embryo
Human Embryo At 6 Weeks' Gestation
Ultrasound
Pregnancy
Male Reproductive System (labelled)
Male Reproductive System (unlabelled)
Female Reproductive System (labelled)
Female Reproductive System (unlabelled)
Baby Moving Down Birth Canal
Uterus, Placenta, Amnion and Foetus
Baby Moving Down Birth Canal (unlabelled)
An egg travels down the fallopian tube to be met by up to 600 millions sperm.
A single sperm penetrates the egg – conception has occurred.
In the first two weeks, the fertilised egg travels to the uterus, attaches to the uterine wall, and implants itself.
By week four, the embryo is now ...
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