问题
单项选择题
患者张某，男，48岁，呼吸衰竭，8号气管插管术后当日，患者痰液多且粘稠，护士给予经气管插管内吸痰，不正确的操作是：（）
A.吸痰前整理呼吸机管路，倾倒冷凝水
B.使用12号吸痰管吸痰
C.吸痰管外径应=气管插管内径的1/2
D.吸痰管插入遇有阻力时，应分析原因，不得粗暴操作
E.观察患者生命体征及呼吸机参数变化
答案
参考答案：C
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患者张某，男，48岁，呼吸衰竭，8号气管插管术后当日，患者痰液多且粘稠，护士给予经气管插管内吸痰，不正确的操作是：（）
A.吸痰前整理呼吸机管路，倾倒冷凝水
B.使用12号吸痰管吸痰
C.吸痰管外径应=气管插管内径的1/2
D.吸痰管插入遇有阻力时，应分析原因，不得粗暴操作
E.观察患者生命体征及呼吸机参数变化
参考答案：C
| 选择框格内单词的适当形式填空，每词限用一次。 | |
I would like to make a comment on the plastic bags which we use in our daily life. I thought that the 1 effect (影响) from all these bags on our environment was well -known and that most people know they should not keep 2 them but collect them in the dustbin ( 垃圾箱). However, one of the 3 near my home seems to use 4 of these bags than ever before. Red ones, white ones and blue ones-it 5 no difference. They don't 6 about the problems of environment. They still use plastic bags to wrap (包装) most of the things every day. When I went shopping the other day, I bought two things, and I 7 three bags to wrap 8 . Is it necessary 9 so many bags? Everyone should realize 10 important it is to clean our environment. Yours sincerely, Tony Wang |