问题 问答题 简答题

试述职业病的共同特点及其主要诊断依据。

答案

参考答案:

职业病的共同特点为:①病因明确;②病因大多数可进行定量检测,接触有害因素的水平与发病率及病损程度有明确的剂量一反应关系;③从事同一职业的人群有一定数量的病例发生;④早发现、早诊断、早治疗,愈后良好。其主要诊断依据为:①详细的职业接触史;②产环境的劳动卫生调查;③临床表现符合某一职业病的特征;④实验室检查或特殊检查。

阅读理解

(Four students are talking about the future after class.)

Deng Yu :In 2050, China will be richer than it is now, Beijing will be getting ready for the 40th Olympic Games in 2052. We will see the blue and clear sky and smell the fresh air. There will be more pandas living happily China. I believe that 2050 will be the year of China.

Liu Yuan :A holiday to the moon will no longer be a dream. We can also travel far to other planets and talk with the spacemen. We might also eat something like pills(药丸)instead of today’s meals. Everyone will enjoy a longer life.

Sun Wei :Robots will be very popular. They will do what people don’t want to do. We’ll build new homes on other planets. By then, I’ll be sixty years old. Maybe we will have an exciting talk in my new home on another planet!

Zhang Lan:By the year of 2050, cloning(克隆)will be used in many ways. It will bring back animals which disappeared many years ago. There will be no pollution, the whole world will be one big family. There will be no wars. As time passes, we’ll live a much easier and better life.

小题1:      thinks that people can spend their holidays on the moon in the future.

A.Deng Yu              B.Zhang Lan            C.Liu Yuan

小题2:.What does Zhang Lan think will happen in the future.

A.There’ll be more animals which disappeared many years ago.

B.Robots will do the things that people don’t want to do.

C.People can talk with the spacemen.

小题3:The 40th Olympic Games will be hosted in       .

A.Paris                B.Beijing              C.London

小题4:How old will Sun Wei be        by 2050?

A.50                   B.60                   C.70

小题5:.From the talk, we can know that       .

A.the 40th Olympic Games will take place in 2052.

B.we will have the same food in 2050 as we do now.

C.all the people will move to another planet in the future.

单项选择题