The umbilical cord contains
A) the fetal intestine.
B) two umbilical arteries and one umbilical vein.
C) only muscle tissue.
D) two umbilical veins and one umbilical artery.
Correct Answer:
Verified
Q50: The umbilical arteries carry
A)waste and carbon dioxide
Q51: During the third week of development,which two
Q52: Failure of the superior neural tube to
Q53: During the eighth and ninth months,
A)the testes
Q54: A woman is clinically pregnant when fertilization
Q56: At the placenta,
A)oxygen enters the fetal circulation.
B)nutrients
Q57: During the eighth week
A)all organ systems have
Q58: The umbilical vein carries
A)waste and carbon dioxide
Q59: If the neural tube does not close
Q60: During the fifth through seventh months,
A)the sex
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