Sperm in the Fallopian Tube
An egg cell
Will they have a date? =)
The Fallopian tube
Two sperms are contacting with the egg cell
The winning sperm
Winning Moments! =)
The sperm 5-6 days. The clump has developed into a blastocyst , containing many more cells, and has entered the womb
8 days. The human embryo is attached to a wall of the uterus
The brain starts to develop in the human embryo
24 days. The one-month-old embryo has no skeleton yet.
There is only a heart that starts beating on the 18th day
4 Weeks
5 weeks. Approximately 9 mm. You can now distinguish the face with holes for eyes, nostrils and mouth
40 days. Embryonic cells form the placenta. This organ connects the embryo to the uterine wall allowing nutrient uptake, waste elimination and gas exchange via the woman’s blood supply
Eight weeks. The rapidly-growing embryo is well protected in the foetal sac
10 weeks. The eyelids are semi-shut. They will close completely in a few days
16 weeks. The foetus uses its hands to explore its own body and its surroundings
The skeleton consists mainly of flexible cartilage. A network of blood vessels is visible through the thin skin
18 weeks. Approximately 14 cm. The foetus can now perceive sounds from the outside world
19 Weeks
20 weeks. Approximately 20 cm. Woolly hair, known as lanugo, covers the entire head
24 weeks
26 Weeks
6 months. The little human is getting ready to leave the uterus.
It turns upside down because it will be easier to get out this way
36 weeks. The child will see the world in 4 weeks
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