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1、职称英语真题：卫生B 补全短文2015 年职称英语真题：卫生B 补全短文据网友提供信息， 2015 年职称英语考试卫生 B 完补全短文来自于卫生教材概括大意与完成句子第八篇Lung Cancer。各位考友可以参考教材原文，比对答案。* 第八篇 LungCancer1 The death rate due to cancer of the lungs has increased more than800 percent in males and has more than doubled in females during the last 25years. It is considerably
2、 higher in urban and industrial areas than in ruraldistricts. There are many possible causes, but it is stillcontroversial whichare most blameworthy. Those factors which have been mentioned most frequentlyare the presence of foreign particles and other irritantsinthe air (smokeparticles, smog, exhau
3、st fumes), and the smokingof cigarettes and cigars.2 Numerous studies have demonstrated a striking correlation betweenthe death rate from lung cancer and smoking habits. Among heavy smokers 21 to 30 cigarettes per day the mortality rate from lungcancer is nearly 17 times the rate from nonsmokers. It
4、 is expected the deathrate among women will increase as the present high rate of smoking among womenhas its effect.3 Sometimes cases of lung cancer are discovered at the time an x-rayis taken for the purpose of detecting tuberculosis. Too often, however, acurrent emphasis upon the danger of exposure
5、 to radiation1 fromX-ray machines can frighten people away from routine chest X-rays and thusprevent an early diagnosis of lung cancer. Early detection is absolutelyessential if any possibilityof cure is to be maintained2. ModernX-ray machines in competent hands pose such slight danger, at least to
6、thoseover 40 years ofage, that this would be much more than offset by theadvantages of discovering a tumor while it is small enough to be completelyremoved.34 A common form of lung cancer is bronchogenic carcinoma4 ，so-called becausethe malignancyoriginates in5 a bronchus. The tumor may grow untilth
7、e bronchus isblocked, cutting off6 the supply of air to that lung. The lung thencollapses, and the secretions trapped in the lung spaces become infected, witha resulting pneumonia or the formation of a lung abscess. Such a lung cancercan also spread to cause secondary growths in the lymph nodes7 oft
8、he chest and neck aswell as in the brain and other parts of the body. Theonly treatment that offers a possibility of cure, before secondary growths havehad time to form, is to remove the lung completely. This operation is calledpneumonectomy.5 Malignanttumors of the stomach, the breast, the prostate gland8and other organs may spread to the lungs, causing secondary growths.更多推荐： 2015 年职称英语真题及答案(完整版 )更多推荐： 2015 年职称英语成绩查询时间、查询入口
