Multiple Choice
Near the end of the first trimester, deoxygenated blood flows from the developing embryo or fetus to the placenta through
A) paired umbilical veins.
B) the superior vena cava.
C) one umbilical vein.
D) three umbilical arteries.
E) paired umbilical arteries.
Correct Answer:
Verified
Correct Answer:
Verified
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