某患者有15年肝炎史,现已诊断为肝硬化,近来鼻腔、牙龈出血,无继往出血史及家族史。实

题型:单项选择题 案例分析题

问题:

某患者有15年肝炎史,现已诊断为肝硬化,近来鼻腔、牙龈出血,无继往出血史及家族史。实验室检查结果为:PT25s(正常对照13e),APTT60s(正常对照44s),TTs(正常对照16s),可被甲苯胺蓝纠正。

若病人实验室检查结果为叮258(正常对照13s),APTT60s(正常对照44s),TT18s(正常对照16s),Fg2.5g/LPLG正常。则出血的原因为()

A.内源凝血障碍

B.外源凝血障碍

C.共同途径凝血障碍

D.维生素K缺乏

E.纤溶亢进

考点:泌尿外科学(医学高级)泌尿外科诊断学基础题泌尿外科诊断学基础题题库
题型:单项选择题 案例分析题
完形填空:通读下列短文,从每题所给的四个选项A、B、C、D中,选出可以填入空白处的最佳选项。
    One night, Mary heard some big   1   noise. "Doh, Doh, …" It   2   for a few minutes. Mary went out of her
bedroom to search everywhere. Her parents were sleeping and there were no   3   people in the house. Mary
returned to her bedroom.
    Mary heard   4   again. She thought, "Is it a cat? Mike has a cat. But cats miaow. They don't make such
noise." 
    "Maybe it's a bird   5   around and looking for a place to rest. No! That doesn't make any noise." 
    "Maybe it's the whisper of my parents. They   6   be   7   in their room. But that noise wasn't a whisper at all."
     Mary went to bed again but she heard the noise again. She was   8   and fell   9   her bed. Her legs were  10  
and she could not climb up any more.
( ) 1. A. strongly    
( ) 2. A. sounded     
( ) 3. A. any         
( ) 4. A. the noise   
( ) 5. A. going       
( ) 6. A. should      
( ) 7. A. sleep                   
( ) 8. A. frightening          
( ) 9. A. down        
( ) 10. A. weak        
B. strange      
B. went about   
B. other        
B. a noise      
B. flying       
B. may not      
B. talking      
B. frightened   
B. from          
B. strong                      
C. frightened   
C. went on      
C. the other    
C. noise        
C. jumping              
C. must         
C. talk         
C. amazed                    
C. off          
C. sick       
D. loud            
D. went away       
D. others          
D. noisy           
D. running                       
D. mustn't        
D. sleeping        
D. amazing         
D. in              
D. ill           
题型:单项选择题 案例分析题

根据所给两幅图回答下列各题。(8分)

 

(1)太阳活动最激烈的显示是________,它出现在太阳大气的________层。(标图中字母)太阳活动的主要标志是________。

(2)与世界许多地区降水量的所示变化有关的太阳活动是________,它出现在太阳大气的________层(标图中字母)

(3)从图中可知太阳活动的周期大约是_______,它发出的强烈射电 会扰乱地球上空的______,对移动电话及传呼机等通信造成不同程度的干扰和破坏,另外,还将扰乱地球的          .

题型:单项选择题 案例分析题

在加入铝粉能产生H2的溶液中下列各组离子可能大量共存的是(  )

A.NH4 NO3  CO32 Na

B.Na  Ba2  Mg2  HCO3

C.NO3 Mg2  K  Cl

D.NO3 K AlO2 OH

题型:单项选择题 案例分析题

根据《劳动法》的规定,除文艺、体育和特种行业外,禁止用人单位招用______的未成年人。

A.已满16周岁

B.未满16周岁

C.16~18周岁

D.已满14周岁

题型:单项选择题 案例分析题

奥氏体不锈钢和珠光体钢焊接接头,在焊后热处理或高温条件下工作时碳从奥氏体不锈钢焊缝向珠光体钢母材扩散。( )

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