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Author Question: The embryo is termed a fetus at which stage of prenatal development? a. 2 weeks b. 4 weeks c. 9 ... (Read 120 times)

joesmith1212

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on: Jun 28, 2018
The embryo is termed a fetus at which stage of prenatal development?
 
  a. 2 weeks
  b. 4 weeks
  c. 9 weeks
  d. 16 weeks

Question 2

What is the embryonic membrane that contains fingerlike projections on its surface, which attach to the uterine wall?
 
  a. Amnion
  b. Yolk sac
  c. Chorion
  d. Decidua basalis


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bpool94

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Reply #1 on: Jun 28, 2018
Answer to Question 1

ANS: C
The fetus (third stage of prenatal development) begins at the ninth week and continues until the 40th week of gestation or until birth.

Answer to Question 2

ANS: C
The chorion is a thick membrane with fingerlike projections (villi) on its outermost surface.


joesmith1212

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Reply 2 on: Jun 28, 2018
Great answer, keep it coming :)

at

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Reply 3 on: Yesterday
Wow, this really help

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