腰椎间盘突出症手术的常见并发症为()
A.神经根粘连
B.感染
C.出血
D.截瘫
E.窒息
参考答案:A
解析:腰椎间盘突出症手术常见的潜在并发症为脑脊液漏和神经根粘连。
全口义齿初戴时,如发现下颌义齿翘动,支点的位置通常是()
A.下颌隆突
B.磨牙后垫
C.唇系带
D.牙槽嵴顶
E.舌系带
News writers know their readers have limited time and usually give the ______ develop-ments of an event first. [A] newest[B] latest [C] nearest [D] earliest