问题 单项选择题

有关临床预防中筛检的理解,错误的是

A.目的是早期发现患者

B.目的是及时发现高危人群

C.其观察对象是健康人群

D.目的是为研究疾病自然史提供依据

E.为流行病学检测提供资料

答案

参考答案:C

解析:筛检是应用快速简便的检验、检查或其他手段,对未识别的疾病或缺陷做出推断性鉴定,从外表健康者中查出可能患某病者。筛检试验不是诊断,对阳性和可疑阳性者应当指定就医,以进一步诊断并做必要治疗。筛检不仅可早期发现可疑疾病,还可发现高危人群,以及早控制危险因素,避免疾病发生。

阅读理解

阅读理解。

A photo of my family

     Please look at the photo.  It is a photo of my family.  There are five people in my family.  This is my father.  His

name is Xia Donghai.  He is a director (导演).  The woman next to him is my mother.  Her name is Liu Mei.  She is

a nurse and she works in a hospital.  I'm the girl next to my mother.  My name is Xia Xue.    I have big eyes and

long black hair.  The two boys are my brothers,  Xia Yu and Liu Xing.  Liu Xing is a middle school student.  He

has many good friends in the school.  Xia Yu is a cute (可爱的) little boy.

     I have a big family.  My parents like us very much.

1. -How many people are there in Xia Xue's family?

-There are ______  .

A. three          

B. four        

C. five          

D. six

2. -What does Xia Xue's father do?  

-He is a  ______ .

A. teacher        

B. doctor        

C. nurse          

D. director

3. -Who are Xia Donghai and Liu Mei?

-They are the children's ______  .

A. fathers        

B. mothers      

C. parent          

D. parents

4. - Where does Liu Mei work?

-She works in a ______  .

A. school                                    

B. hotel

C. hospital                                

D. university

5. -How many brothers has Xia Xue got?

-She has got  ______  brothers.

A. two          

B. three          

C. four              

D. five

选择题