Chapter 8- Prenatal Development And Newborn Flashcards
1
Q
Zygote
A
The fertilized egg; enters a 2 week period of rapid cell division and develops into an embryo
2
Q
Embryo
A
The developing human organism - from 2 weeks after conception through the second month
3
Q
Fetus
A
Developing human organism from 9 weeks after conception to birth
4
Q
Teratogens
A
Agents such as chemicals and viruses that can reach the embryo or fetus during development and cause harm