Human Pregnancy and Birth

Review Questions

Nutrient and waste requirements for the developing fetus are handled during the first few weeks by:

  1. the placenta
  2. diffusion through the endometrium
  3. the chorion
  4. the blastocyst

Hint:

B

Progesterone is made during the third trimester by the:

  1. placenta
  2. endometrial lining
  3. chorion
  4. corpus luteum

Hint:

A

Which contraceptive method is 100 percent effective at preventing pregnancy?

  1. condom
  2. oral hormonal methods
  3. sterilization
  4. abstinence

Hint:

D

Which type of short term contraceptive method is generally more effective than others?

  1. barrier
  2. hormonal
  3. natural family planning
  4. withdrawal

Hint:

B

Which hormone is primarily responsible for the contractions during labor?

  1. oxytocin
  2. estrogen
  3. β-HCG
  4. progesterone

Hint:

A

Major organs begin to develop during which part of human gestation?

  1. fertilization
  2. first trimester
  3. second trimester
  4. third trimester

Hint:

B