一患者出现胸骨后和心前区疼痛,仰卧位加重,坐位前倾可以缓解,查体应特别注意() A.

题型:单项选择题

问题:

一患者出现胸骨后和心前区疼痛,仰卧位加重,坐位前倾可以缓解,查体应特别注意()

A.心尖部病理性杂音

B.肺动脉瓣区第二心音

C.握雪感

D.心包摩擦音

E.颈静脉充盈程度

考点:内科学(医学高级)呼吸系统疾病呼吸系统疾病题库
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完形填空。
    Jody was ten years old when he decided he needed a job. He thought it might be   1   to raise (养) worms. He
could sell them to farmers and people who fished. So in   2  , he bought many worms. But that winter the cold
weather killed all the worms because he had not   3   them in a warm place.
    The next spring Jody   4   again. He bought more worms, which he took good care of. When winter came,
he took them inside   5   they would stay warm. Many people bought his worms. 
    One day when Jody was twelve, he got a letter. It was frome state (州) of New York. The letter said,
"Everyone who   6   things has to pay taxs (税)!" Jody made only one dollar selling worms. But he still   7   to
pay part of that money to the state. He told many people in his town what had   8  . Soon some people from a
television station   9   with Jody. Many people saw it and they began to write letters to the state. The letters now
said that the law was  10  . Finally the law was changed. Children like Jody can now sell things without paying
money to the state.
( ) 1. A. boring  
( ) 2. A. autumn  
( ) 3. A. caught  
( ) 4. A. tried  
( ) 5. A. before  
( ) 6. A. buys    
( ) 7. A. hoped  
( ) 8. A. followed 
( ) 9. A. talk    
( ) 10. A. common  
B. lucky      
B. spring   
B. found     
B. waited   
B. until     
B. sells     
B. wanted   
B. appeared         
B. visit     
B. unfair 
C. fun        
C. winter    
C. hidden      
C. failed      
C. though      
C. keeps      
C. had      
C. happened        
C. quarrel    
C. different 
D. impossible   
D. summer       
D. put          
D. practised    
D. so           
D. presents     
D. remembered   
D. continued    
D. work         
D. useless    
题型:单项选择题

设平衡的二叉排序树(AVL树)的结点个数为n,则其平均检索长度为

A.O(1)

B.O(10g2

C.O(

D.O(nlog2

题型:单项选择题

根据产业周期理论,任何产业或行业通常都要经历()个阶段。

A.3

B.2

C.4

D.5

题型:单项选择题

某人在银行存入100万元,期限1年,年利率为6%,一个季度支付一次利息,如果按复利计算,1年后的本利和约为( )万元。

A.106.09
B.106.14
C.106.17
D.106

题型:单项选择题

国际特快专递邮件业务档案应从填制之日起科教片,保管一年。()

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