5.左冠狀動脈(left coronary artery)的前下降支(LAD)走在下列何處?
(A)前心室間溝(anterior interventricular sulcus)
(B)心室中隔(interventricular septum)
(C)心房中隔(interatrial septum)
(D)界嵴(crista terminalis)
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統計: A(146), B(17), C(12), D(4), E(0) #3280015
統計: A(146), B(17), C(12), D(4), E(0) #3280015