Human Development-Childhood

Question 1

1st Stage is the Prenatal Period

Answer 1

Germinal Stage

• Begins after fertilization
• Zygote travels to womb/uterus

Question 2

2nd Stage of Prenatal Period

Answer 2

Embryonic Stage (2 Weeks- 8 Weeks)

• Implanted in Uterus wall for 6 Weeks
• Face, Arms, legs, internal organs develop

Question 3

3rd Stage of the Prenatal Period

Answer 3

Fetal Stage

• Development during last 7 months
• Genitals, eyes, hair follicles develop

Question 4

What are Teratogens?

Answer 4

Toxic substances that harms the fetus.

Classes:
-Diseases
• Rubella, AIDS, Chicken Pox
-Drugs
•Aspirin, caffeine, cocaine
-Alcohol
-Smoking