The ____ is a support structure that surrounds the amnion and later becomes the lining of the placenta.
A) umbilical cord
B) lanugo
C) chorion
D) neural tube
Correct Answer:
Verified
Q5: Prenatal development refers to development of
A)the social
Q6: The placenta serves as a semipermeable barrier
Q7: Which of these is NOT among the
Q8: During the period of the embryo, the
Q9: The embryo develops from the embryonic disk,
Q11: The _ is a watertight sac in
Q12: The prenatal period lasting from conception to
Q13: Implantation occurs about two _ following conception.
A)hours
B)days
C)weeks
D)months
Q14: Out of every four zygotes, _ fail(s)
Q15: The proper place for the blastocyst to
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