下腰椎黄韧带增厚,钙化主要引起()。
A.脊髓受压
B.神经受压
C.椎板受压
D.椎管狭窄
E.椎间孔狭窄
参考答案:D
The talk show on TV is very popular. It often makes people . [ ]
A. laugh
B. laughing
C. to laugh
D. laughed
前壁心肌梗死并发短阵室速()
A.地尔硫(硫氮酮)
B.洋地黄
C.阿托品
D.利多卡因
E.胺碘酮