Chapter 27: Human Development and Heredity

Chapter 27: Human Development and Heredity

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

MULTIPLE CHOICE

1. Which structure is commonly called the bag of waters (it breaks prior to delivery and often signals the onset of labor)?

ANS:  C

2. What term describes the ectoderm, mesoderm, and endoderm?

ANS:  C

3. What is the outer extraembryonic membrane that forms finger-like projections called villi and helps form the placenta?

ANS:  B

4. Which of the following is a disclike structure where the fetal and maternal circulations meet (baby eats, excretes, and breathes at this site)?

ANS:  B

5. Which of the following develops first?

ANS:  D