下述哪些属于微小栓塞物质()
A.PVA颗粒
B.乙基纤维素
C.葡聚糖凝胶
D.胆胶蛋白
E.可脱离钢圈
参考答案:A, B, C, D
he is well again, he can go on with his English study. [ ]
A. Now that
B. In case
C. So long as
D. As far as
若左侧舌前2/3味觉障碍,左舌下腺、下颌下腺分泌障碍,左眼不能闭合,左额纹消失,左鼻唇沟消失,口角偏向右侧,则病变部位可能在()
A.右侧大脑皮质中央前回下份
B.左侧下颌神经
C.左面神经核
D.右侧皮质核束
E.左侧面神经连脑处