硬脊膜外腔阻滞麻醉时必须注射试验剂量的局麻药,主要是为了预防()
A.麻醉药物过敏
B.麻醉药物中毒
C.麻醉范围过广
D.全脊髓麻醉
E.以上都不是
参考答案:D
小朋友快给单词宝宝排排队吧!
1. comes.a,box, in, cercal(.)
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2. put, sugar, milk, I, it, on. and(.)
3. for, time, is, it, breakfast(.)
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4. like, I, cookies, ice cream. for, dessert, and(.)
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5. dumplings, noodles, and, aren't, delicious(.)
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阳溪定位()
A.腕横纹尺侧端,尺侧腕屈肌腱的桡侧凹陷中
B.腕背横纹中,指总伸肌腱尺侧缘凹陷中
C.腕背横纹桡侧端,拇短伸肌腱与拇长伸肌腱之间的凹陷中
D.腕背横纹尺侧端,尺骨茎突前凹陷中
E.以掌当胸,当尺骨茎突桡侧缘凹陷中