cancer癌症英语介绍演讲（课堂PPT）

1、.1 .2What is cancerWhat is cancerDefinitionCancer is also known as malignant tumor (恶性肿瘤), by the control of cell growth proliferation mechanism of arrhythmia caused by disease.Cancer cell division and growth rate is higher than normal cells, and often can be transferred to other organizations.Becau

2、se all kinds of reasons make human body cell electronic robbed,cause genetic mutations(基因突变), thus form lots of cancer cells,and finally appear cancer.3The cause of cancer1.The physical, chemical, biological and other carcinogenic factorsUltraviolet(紫外线); ionizing radiation（电离辐射）Nitrite（亚硝酸盐）Dioxin（

3、二恶英）.4The cause of cancerHBV（乙肝病毒）；Biological agents such as Fumaric acid(富马酸)and Phenol(苯酚).5The cause of cancer2.The internal factors of cancer immunologic function HeredityEndocrine disorders.6The cause of cancerMental factorsDepressionAnger.7The cause of cancer3.Diet and nutrition disorders ； ba

4、d habitsSmokingExcessive drinking.8The cause of cancer3.Diet and nutrition disorders ； bad habitsHot foodMeat without cooking.9The characteristics of the cancer cells1.The cancer cells endless split, make the patients bodies nutrients are mass consumption .2.The cancer cells release many toxins, mak

5、e human body to produce a series of symptoms .3.Cancer cells can transfer throughout the body grow, bring about human body weight, weakness, anemia, loss of appetite, fever and serious viscera function damaged, and so on.10The present situation of the cancer The WHO international cancer research cen

6、ter has announced a study report said, according to the current trend of cancer, in 2020, the world cancer rates will increase 50% than now, global new cancer cases every year there will be up to 15 million people. The number of new cases of cancer each year in China about 1.8 to 2 million, the deat

7、h of about 1.4 to 1.5 million, and the number is in the continued to rise. The 20% of the worlds new cases of cancer patients in China and 24% of the patients died of cancer in China. At present our country every death 5 people, 1 people die of cancer.11How to prevent cancerEat less picklesDont eat

8、the food of the mildew.12How to prevent cancerEat less smoked and Fried food.13How to prevent cancerNo Smoking.14How to prevent cancerDevelop good eating habitsTo eat more fresh fruitEat fresh vegetables.15How to prevent cancerDrinking less.16How to prevent cancerPay attention to the health drinking water.17How to prevent cancerDo more exercises.18How to p