试题与答案

正锁牙合是指() A.上后牙的近中颊尖位于下后牙的中央窝,牙合面有咬合接触 B.

题型:单项选择题

题目:

正锁牙合是指()

A.上后牙的近中颊尖位于下后牙的中央窝,牙合面有咬合接触

B.下后牙的远中颊尖位于上后牙的中央窝,牙合面有咬合接触

C.上后牙的舌斜面位于下后牙颊斜面的颊侧,牙合面无咬合接触

D.上后牙颊尖的颊斜面位于下后牙舌尖舌斜面的舌侧,牙合面无咬合接触

E.上后牙颊尖的颊斜面位于下后牙舌尖舌斜面的颊侧,牙合面有咬合接触

答案:

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