What is the term for the developing infant from the eighth week after conception until birth?
a. Fetus
b. Ovum
c. Zygote
d. Embryo
e. Blastocyst
Question 2
At what stage of pregnancy does an embryo show a beating heart and a complete central nervous system?
a. 8 weeks
b. 12 weeks
c. 16 weeks
d. 20 weeks
e. 24 weeks