74 甘迺迪第 I 類活動局部義齒中,若支柱牙倒凹位於近心頰側時,應選擇何種類型的牙鉤?
(A)鑄造式環周牙鉤(circumferential clasp)
(B)T 型槓鉤(T bar clasp)
(C)雙半牙鉤(half and half clasp)
(D)金屬線牙鉤(wire clasp)

答案:登入後查看
統計: A(48), B(73), C(19), D(92), E(0) #902291