The umbilical arteries carry
A) waste and carbon dioxide toward the placenta.
B) oxygen and nutrients toward the fetus.
C) waste and carbon dioxide toward the fetus.
D) oxygen and nutrients toward the placenta.
Correct Answer:
Verified
Q45: During the fourth and fifth weeks
A)all organ
Q46: The heart begins as two tubes that
Q47: The completion of a functioning placenta marks
Q48: Which hormone functions to maintain the corpus
Q49: The gender of the individual is determined
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
Q55: The umbilical cord contains
A)the fetal intestine.
B)two umbilical
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