Deoxygenated blood is carried to the placenta by the
A) umbilical vein.
B) umbilical arteries.
Correct Answer:
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Q37: During gastrulation,
A)the blastomeres fuse.
B)the placenta penetrates the
Q38: The extra-embryonic membrane that forms the fetal
Q39: Q41: During gestation,contraction of the myometrium is inhibited Q43: The embryonic heart starts beating as blood Q44: Which of the following is not one Q44: The hormone that increases the flexibility of Q45: The placenta is not a source of Q46: Which of the following does not occur Q47: By the end of gestation,which of the
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