问题 单项选择题 A1/A2型题

下列哪项不符合由胃泌素瘤引起的消化性溃疡()。

A.多发生在球后十二指肠降部和横段,或空肠近端

B.常规胃手术后不易复发

C.易并发出血、穿孔、梗阻

D.基础胃酸分泌过度

E.常伴腹泻

答案

参考答案:B

解析:胃泌素瘤是胰岛G细胞肿瘤,产生大量胃泌素刺激壁细胞增生,分泌大量胃酸,导致消化性溃疡及腹泻。溃疡部位不典型,多位于十二指肠降段、横段或空肠近端。60%的病人可合并出血、穿孔或梗阻。由于该病肿瘤在胰腺,病灶在胃,因此常规胃大部切除,由于未能切除原发部位的肿瘤,术后溃疡易复发。

单项选择题
阅读理解

阅读理解 。

  Pubs are an important part of British life. E-ven very small villages always

have one. People,especially men, often go to a pub for a drink in thesame pub.

Women now go to the pubs more thanthey used to, butthey usually don't like to go

to apub on their own. Children under 16 are usuallynot allowed to go to the

pubs.      

  Until 1988, pubs were only open from 12 amto 2 pm. When it's nearly time

for the pub toclose, the owners shout "last orders" and the"time". Pubs also sell

food or snacks, Typical pubfood is pie, chicken and chips, and bread with

cheese.  Pubs have names.  Here is often a sign out-side the pub shoWing the

name with a picture.Many pubs have two or more different bars. Thepublic bar

often has a pool table and

dartboard(飞镖). Local people usually go to such kind of bar.The saloon bar is

comfortable and well-furnished.Men and women often go there drinking

together.                       

1. Who do you think will go to the pubs  more? 

A. Men.        

B. Women.        

C. Villagers.        

D. Children under 16.

2. Do women often go to the pubs alone?

A. Yes, they do.    

B. No, they don’t.  

C. Yes, they will.    

D. No, they didn’t.

3. How long were the pubs usually open before 1988 ?

A. For about 12 hours.    

B. For about 14 hours.    

C. For about 9 hours.

D. For about 2 hours.

4. Which of the following is TRUE? 

A. An eighteen-year-old boy can't go to the pubs.    

B. Women weren't allowed to go to the pubs on their own.    

C. Pubs sell food or snacks,but they don’t sell drinks.    

D. Local people usually like to go to the public bar.

5. What do you think. the public bar is like? 

A. It's more crowded and comfortable.   

B. It's comfortable and clean.    

C. It's more crowded than the saloon bar.

D. The drinks there are more expensive.