31.恆牙上下顎門齒的主要差別,下列何者錯誤?
(A)由鄰接面(proximal view)觀察,上顎門齒的切緣在牙根中心軸(midroot axis line)的舌側
(B)由鄰接面(proximal view)觀察,上顎門齒磨耗面在切端的舌側
(C)由切緣(incisal view)觀察,上顎門齒近遠心徑大於唇舌徑
(D)由切緣(incisal view)觀察,上顎門齒舌側窩(lingual fossa)較明顯
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統計: A(1417), B(53), C(48), D(105), E(0) #2970695
統計: A(1417), B(53), C(48), D(105), E(0) #2970695