Development of the fetus


Embryo: Name given during the first full 10 weeks of pregnancy to the human being developing in the mother’s abdomen.

Fetus: Developmental stage of a human being in its mother’s womb, from 10 weeks of pregnancy until birth.

Ultrasound: An examination using an ultrasound device that can see the embryo or fetus in the mother’s womb.

Vernix caseosa: A whitish substance coating the skin of a newborn baby.