14.心臟(heart)本身的缺氧血,主要經由下列何者注入右心房(right atrium)?
(A)上腔靜脈(superior vena cava)
(B)下腔靜脈(inferior vena cava)
(C)冠狀竇(coronary sinus)
(D)肺靜脈(pulmonary vein)
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統計: A(372), B(198), C(1179), D(188), E(0) #3197102
統計: A(372), B(198), C(1179), D(188), E(0) #3197102