Pregnancy week by week
8 weeks pregnant, or 6 weeks after conception: mobility
Pregnancy week by week
7 weeks pregnant, or 5 weeks after conception: organ development
Pregnancy week by week
6 weeks pregnant, or 4 weeks after conception: closure of the neural tube
Pregnancy week by week
5 weeks pregnant, or 3 weeks after conception: the formation of the umbilical cord
Pregnancy week by week
4 weeks pregnant, or 2 week after conception: implantation of the egg
Pregnancy week by week
3 weeks pregnant, or 1 week after conception: fertilisation