This cord attaches the embryo to the placenta.
A) allantois
B) yolk sac
C) abdominoplacental cord
D) umbilical cord
Correct Answer:
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Q1: This structure surrounds the early embryo and
Q6: The decidua basalis and decidua capsularis are
Q7: Name the blood vessel that carries oxygen-
Q8: The function of cleavage is to _.
A)form
Q9: What is true of the structure of
Q10: Fertilization_ .
A)is the final step to occur
Q12: Development progresses_ .
A)from the midline lateral to
Q14: The_ is the final product of cleavage.
A)trophoblast
B)blastocyst
C)gastrula
D)zygote
Q15: What organs appear very early in development?
A)brain
Q16: The three primary germ layers develop during
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