34. The _______ carries nutrient-rich blood from the capillaries of the villi to the liver, then to the heart.
(A) hepatic portal artery
(B) hepatic portal vein
(C)superior vena cava
(D) hepatic vein
(E)common carotid artery
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1. 題目解析 這道題目考察的是人體血...
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