The exchange of materials between the fetus and the mother takes place in the
A) amniotic fluid.
B) umbilical cord.
C) uterine wall.
D) placenta.
Correct Answer:
Verified
Q21: Which of the following is correct?
A) The
Q22: By the end of the eighth week
Q23: The prenatal support system-the amniotic sac, placenta,
Q24: The embryo grows within the _, a
Q25: One function of the amniotic sac is
Q27: The placenta serves as a natural filter
Q28: The period of the fetus begins
A) at
Q29: The principle change that occurs in the
Q30: At the _ month, fetal growth suddenly
Q31: The average fetus is born _ days
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