第8题: [单项选择]适用于穿刺部位的皮肤消毒的方法为() A. 碘伏消毒液原液局部擦拭2遍 B. 碘伏消毒液原液局部擦拭 C. 20000mg/ml葡萄糖酸氯己定擦拭 D. 有效含量≥1g/L氯己定乙醇溶液局部擦拭2~3遍 E. 3%过氧化氢冲洗 参考答案:A 答案解析:穿刺部位的皮肤消毒方法:①用浸有碘伏消毒液原液的无菌棉球或其他替代物品局部擦拭2遍,作用时间遵循产品的使用说明。②使用碘酊原液直接涂擦皮肤表面2遍以上,作用时间1~3分钟,待稍干后再用70%~80%乙
第19题: [单项选择]Questions 11 to 18 are based on the conversation you have just heard. A. His son hit him on the arm. B. He stumbled over a stone and fell. C. He bumped the arm against a piece of furniture. D. He knocked over a coffee pot. 参考答案:C 答案解析:[听力原文] W: Where did you get that terrible bruise on your arm M: I banged it against the corne
第20题: [单项选择]Which of the following commands should be used to show DNS information?() A. trace B. netstat C. ifconfig D. nslookup 参考答案:D