At the end of 8 weeks, why is the conceptus considered a fetus?
A. All the primary germ layers are formed.
B. The neural tube and yolk sac have formed.
C. All of the organ systems are present.
D. The mesoderm has formed.
E. The amniotic cavity has formed.
Answer: C
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a. decreases bile secretion b. includes bile salts which are the most potent c. includes NE d. is another term for bilirubin e. none of the above
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