After he finished school, he worked _____ a worker.[ ]
A. as
B. on
C. at
D. from
答案:A
颧弓骨折造成张口受限的原因是因为压迫了()
A.髁突
B.颞肌
C.喙突
D.咬肌
E.颞肌和喙突
用导线测绘仪在模型的基牙上绘出的第一类导线,其倒凹区主要位于基牙()
A.近缺隙侧
B.远缺隙侧
C.面
D.远中面
E.颊舌角