Different jobs:A _ is a person who prepares and sells medicine.A _ is a person who takes care of peoples teeth.An _ is a person who examines peoples eyes to see if they need to wear glasses. chemisteye doctordentist第1页/共35页第一页，共36页。 What is the girl doing?The eye doctor tests her eyes to see if she needs glasses.She is having her eyesight examined. 第2页/共35页第二页，共36页。A _ is a person who has general skill to treat physical problems.A _ is a person who performs medical operations.surgeonphysicianDifferent jobs:第3页/共35页第三页，共36页。A common disease for middle-aged and older people. A blood vessel to the brain is blocked so patients feel a sudden loss of brain function.Diseases:stroke中风(zhng fng) (zhng fng) 第4页/共35页第四页，共36页。A disease where sugar levels in the blood are too high. Patients are unable to produce insulin (胰岛素). 糖尿病colon cancerpneumoniaDiseases:diabetes结肠癌 肺炎(fiyn) (fiyn) 第5页/共35页第五页，共36页。The room where an operation is done is called _._ is the use of needles to treat peoples health problems.Other items:an operating theatreAcupuncture第6页/共35页第六页，共36页。The person is receiving an acupuncture treatment on an ear. Acupuncture has its origin in China beginning before 1000 BC.Traditional acupuncture always requires doctors to insert such needles into various body areas. 第7页/共35页第七页，共36页。What can acupuncture do?Acupuncture can _.relieve body pains help lose weight help quit smoking 第8页/共35页第八页，共36页。Questions to answer:1. Have you ever seen a doctor?2. Have you ever received medical treatments? 3. Would you like to do any of the jobs in the picture? Why or why not?第9页/共35页第九页，共36页。4. What do people do when they feel ill? They may take medicines. 5. What will happen if they dont take the right or the wrong medicine? They may not get better or even get worse.第10页/共35页第十页，共36页。6. Do you know what they are?aspirinpenicillin第11页/共35页第十一页，共36页。Alexander FlemingDo you know this man with glasses?第12页/共35页第十二页，共36页。7. What illness can the two medicines cure? 8. What else do you know about these two medicines?第13页/共35页第十三页，共36页。 9. When was one of the medicines first sold as a tablet?10. What did Fleming, Florey and Chain share?In 1900.The Nobel Prize.第14页/共35页第十四页，共36页。Answer the question in C1 on page 20.1. About 2500 years ago.2. In 1987.3. It can also help reduce the risk of heart attacks by thinning blood, prevent a stroke, reduce the risk of colon cancer, increase the length of peoples lives and help with diabetes.第15页/共35页第十五页，共36页。4. In the mould that killed bacteria.5. It can be used to treat bacterial illnesses and other illnesses including pneumonia.6. Because Fleming discovered penicillin and the others turned it into the great drug which save millions of lives.第16页/共35页第十六页，共36页。Development of Aspirin:In 1900:In 1950:In 1971:In 1977:In 2003:sold in shops as a tablet as the best-selling painkiller recorded in the Guinness BookIn 1971: proved to be a blood-thinning medicineused to prevent a strokeused to reduce blood sugar levelsC2 on page 20第17页/共35页第十七页，共36页。Development of Penicillin:In 1928:World War II:In 1945:discovered by Alexander Flemingfound new chemical techniques to purify itall the scientists shared the Nobel Prize第18页/共35页第十八页，共36页。Effects of aspirinReduce f_Help stop body p_Reduce the r_ of heart attacksPrevent a s_Reduce the risk of colon c_Increase the l_ of peoples livesHelp with d_feverpainsriskstrokecancerlengthdiabetes第19页/共35页第十九页，共36页。Effects of penicillinHelp in treating wounds and i_Treat other illnesses including p_infectionspneumonia第20页/共35页第二十页，共36页。How can we understand medical terms?Reading strategyWords coming from the same stemWords that are compound wordsWords with irregular plural formsWords composed of chemical names 第21页/共35页第二十一页，共36页。Words coming from the same stem:medicine, medical, medicinal;pure, purifychemical, chemist;bacterium, bacterial第22页/共35页第二十二页，共36页。Words that are compound wordspainkillerblood-thinningheart attack Words with irregular plural forms:bacteriabacteriumacetyl + salicylic Words composed of chemical names 第23页/共35页第二十三页，共36页。1. physician (line 9) _2. bark (line 10) _3. painkiller (line 19) _4. thinning (line 24) _5. contemporary (line 37) _6. transparent (line 39) _7. purify (line 48) _8. quantities (line 49) _9. widespread (line 50) _cegiahfdb第24页/共35页第二十四页，共36页。 Aspirin has saved many peoples lives by reducing fever and helping stop p_. Lawrence Craven introduced the idea that aspirin could reduce the r_ of heart attacks by thinning blood. In 1971, Smith and Willis p_ that aspirin was a blood-thinning medicine and a study showed that a chemical in aspirin could prevent a s_. In 2003, a Chinese doctor found that this chemical could reduce blood s_ levels and help people with diabetes.painriskprovedstrokesugar第25页/共35页第二十五页，共36页。 Penicillin, discovered by Alexander Fleming in 1928, is c_ to be one of the most important medicines in contemporary s_. Howard Florey and Ernst Chain managed to use new chemical t_ o purify it to be a medicine. Due to its widespread use, many lives were saved during World War II. Penicillin is also used to treat other illnesses i_ pneumonia. In 1945, Fleming, Florey and Chain s_ the Nobel Prize in Medicine for their work.consideredsocietytechniquesincludingshared第26页/共35页第二十六页，共36页。Summarize (E,P21)1. invented2. ASA3. tablet 4. recommended5. published6. discovered7. available8. contemporary第27页/共35页第二十七页，共36页。HomeworkWorkbook: A1-B2第28页/共35页第二十八页，共36页。感谢您的欣赏(xnshng)！第35页/共35页第三十五页，共36页。内容(nirng)总结Different jobs:。Questions to answer:。The Nobel Prize.。2. In 1987.。Prevent a s_。medicine, medical, medicinal。第34页/共35页。感谢您的欣赏(xnshng)第三十六页，共36页。