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Reproduction - Human Growth - Quiz
  • 1. When a fertilized egg divides and forms a ball of cells, it is known as
A) a nucleus
B) a fetus
C) an embryo
D) an implant
  • 2. Where does implantation occur and the zygote develop
A) in the fallopian tube
B) in the uterus
C) in the ovary
D) in the vagina
  • 3. The developing embryo is fed by its mother’s blood through an organ called the
A) vagina
B) amnion
C) uterus
D) placenta
  • 4. What cells begin to form early on in the developing embryo
A) ear cells
B) lung cells
C) blood cells
D) eye cells
  • 5. The developing embryo is connected to the placenta by
A) the developing nerves
B) the amniotic fluid
C) the spinal cord
D) the umbilical cord
  • 6. After week 9 or 10 of pregnancy, the developing human acquires features and is then referred to as
A) an embryo
B) a fetus
C) a zygote
D) a newborn
  • 7. A mother goes into labor, and a fetus is ready to be born after approximately how many weeks?
A) 25
B) 17
C) 40
D) 48
  • 8. A child is considered an infant until it reaches what age?
A) 3 years
B) 1 year
C) 5 years
D) 2 years
  • 9. During puberty, an adolescent’s body goes through what change?
A) Permanent teeth appear.
B) The reproductive system matures.
C) There is loss of flexibility.
D) Eyesight deteriorates.
  • 10. Ordinarily, how many sperm fertilize a female’s egg?
A) six to ten
B) several million
C) one
D) a few hundred
  • 11. Which of the following is a characteristic of the placenta?
A) It contains very few blood vessels.
B) It becomes an organ in the developing embryo.
C) It contracts to help the mother give birth.
D) It’s an exchange organ between mother and embryo.
  • 12. The mother’s muscle contractions that help a baby to be born are called
A) full-term
B) the uterus
C) labor
D) the placenta
  • 13. Your navel is the place on your body that was once attached to
A) a fallopian tube
B) the uterus
C) the amnion
D) the umbilical cord
  • 14. Which of the following is a characteristic of infancy?
A) You begin to run
B) You need little sleep
C) You begin to read
D) Baby teeth appear
Students who took this test also took :
Main Idea
Human body systems
unit 5 week 3
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