68.Which vessel might be blocked if the heart itself was not being well oxygenated?
(A) Aorta;
(B) Coronary artery;
(C) Superior vena cava;
(D) Inferior vena cava.

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統計: A(1), B(5), C(2), D(0), E(0) #3325474

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1. 題目解析 題目詢問的是如果心臟本身...
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