9 在後前向測顱 X 光片(PA cephalometric film)中,下列那些是屬於中線界標(landmark)? ①篩
骨雞冠(crista galli) ②下顎角點(gonion) ③額顴縫合(frontozygomatic suture) ④頦結節( mental tubercle)
(A)①②
(B)②③
(C)③④
(D)①④
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統計: A(6), B(2), C(3), D(30), E(0) #1276821
統計: A(6), B(2), C(3), D(30), E(0) #1276821