问题
单项选择题
男性，65岁，慢性咳喘20年，3天来咳喘加重来诊，血气分析为pH 7.30，PaO2 6.5kPa(50mmHg)、PaCO2 7.8kPa(60mmHg)，在住院期间除改善肺功能外，下列哪种治疗是正确的
A．静注5%碳酸氢钠
B．口服碳酸氢钠
C．静注三羧甲基氨基甲烷
D．不给碱性药
E．静滴乳酸钠
答案
参考答案：D
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男性，65岁，慢性咳喘20年，3天来咳喘加重来诊，血气分析为pH 7.30，PaO2 6.5kPa(50mmHg)、PaCO2 7.8kPa(60mmHg)，在住院期间除改善肺功能外，下列哪种治疗是正确的
A．静注5%碳酸氢钠
B．口服碳酸氢钠
C．静注三羧甲基氨基甲烷
D．不给碱性药
E．静滴乳酸钠
参考答案：D
Music and Behavior Where did you go yesterday? Did you hear 1 at any of those places? Today most stores and restaurants play music. You might 2 hear music in an office or on a farm. Scientists believe that music changes the 3 people behave. According to some scientists, the sound of western classical music makes people 4 richer. When a restaurant plays classical music, people spend 5 money on food and drinks. When the restaurant plays 6 music, people spend less money. With 7 music, people spend even less. Scientists also 8 that loud , fast music makes people eat faster. In fact, people 9 their food faster when the music gets faster. Some restaurants play fast music during their 10 hours. This gets people to eat faster and leave more quickly. In this way, restaurants 11 make more money. Some scientists think that music makes you think and learn better. They say 12 music helps students to be more active. It is true that people earn better when they are 13 . And listening to music can help you relax. The 14 time you hear music somewhere, be 15 . It might change the way you do things.
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