Multiple Choice
How are the pulmonary veins and the umbilical veins similar?
A) They are both present in an adult human.
B) They both carry blood to the lungs.
C) They both connect to the superior vena cava.
D) They both carry oxygen-rich blooD.
E) They both connect to the placenta.
Correct Answer:

Verified
Correct Answer:
Verified
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