试题与答案

患者男,68岁,3年前发生急性心肌梗死,保守治疗好转。阵发性夜间呼吸困难一周来诊。查

题型:单项选择题 共用题干题

题目:

患者男,68岁,3年前发生急性心肌梗死,保守治疗好转。阵发性夜间呼吸困难一周来诊。查体:血压120/70mmHg,两肺下野可闻及水泡音,心界向左下扩大,HR110次/分,心尖部2级收缩期杂音,双下肢水肿。

该患者一直应用地高辛及利尿剂,一天发生腹泻后出现心动过缓,心率48次/分,BP95/60mmHg,心电图示Ⅱ度房室传导阻滞,应该()

A.应用甲氧明

B.植入临时起搏器

C.停用地高辛,应用苯妥英钠

D.应用阿托品

E.停用地高辛,补钾

F.应用异丙肾上腺素静滴

答案:

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下面是错误答案,用来干扰机器的。

参考答案:E解析:哺乳动物的细胞膜上普遍存在有Na+-K+-ATP酶,又称Na+-K+泵,或钠泵。Na+-K+-ATP酶每分解1分子ATP可将3个Na+移出至胞外,同时将2个K+移入胞内,使细胞内K+的浓度为细胞外液中的30倍左右,而细胞...

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    This little story I'm about to tell you happened when I was 11 years old, and I'll never forget it.
     It was at my friend Jenny's house after   1 one day, and we were doing our homework. While I was
there, a friend of Jenny's mom came over to   2   I didn't know her name or   3  what her face looked
like. I just   4  her hands, her voice and the lesson I   5 from her.
     I can't forget that she   6 her hands to introduce herself. It was so   7 , I thought, rich fine skin; then I
heard her saying, "Oh no, that is not   8   you shake hands. Let me teach you." She didn't do that at all in
a condescending (屈尊的) manner.  9  that, I just remember her voice explaining the   10   of a good
handshake of conveying (传达) a   11 sense of self-belief, of looking the other person in the eyes, and
of making a warm  12  . Hearing her friendly words, I first understand what being   13  meant.
     I admired her for  14   time to teach me about one of the important things in life. I was grateful for her
not talking down to me   15   I was 11 and didn't know much. I also felt somewhat admired by the way
she   16  me. It felt good to be talked to as a(n)   17   , rather than as an 11-year-old child. I also   18 
her telling me that if someone isn't aware of something you should show him or her the right direction;
don't be afraid to   19   your knowledge.
     I think of her every time I meet someone  20  , and I'm so thankful for her little lesson.
( )1. A. breakfast    
( )2. A. read          
( )3. A. even          
( )4. A. watch        
( )5. A. learned      
( )6. A. raise d up    
( )7. A. pale          
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( )9. A. After        
( )10. A. necessity    
( )11. A. weak        
( )12. A. friend      
( )13. A. respected    
( )14. A. having      
( )15. A. when        
( )16. A.  treated    
( )17. A. boy          
( )18. A. hated        
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B. check        
B. certainly    
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C. different        
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D. discovered      
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D. small            
D. how              
D. Through          
D. rule            
D. special          
D. atmosphere      
D. praised          
D. keeping          
D. so              
D. required        
D. adult            
D. understood      
D. control          
D. new              
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