获得性免疫缺陷综合征(艾滋病)

Unit7

LivingwithdiseaseUnit7Livingwith

diseaseDoYouKnowAnyDeadlyDiseases?Heartdisease,Cancer,Stroke,Diabetes,Alzheimer’sdisease,Asthma,SARS,AIDS(HIV)AIDS--获得性免疫缺陷综合征（艾滋病）HIV--Humanimmunedeficiencyvirus人类免疫缺陷病毒（艾滋病病毒）FirstfoundinUSAin1981Firstfoundin1983AcquiredimmunedeficiencysyndromediseasescoldheadachetoothachediarrhoeacoughinginsomniaheartattackscaldcutWhiletalkingaboutAIDS,whatotherdiseasescanyouthinkof?cancerAIDSdeadlydiseasesLivertroubleKidneydiseaseInAfrica.manychildrenareinfectedwithHIVorAIDS.HIVAIDSHowHIVdestroyscells.

ItisreportedbytheUNthatintheworld40,000,000peoplearelivingwithHIV/AIDS,ofwhom3,100,000havediedthisyear.AIDSisthe4thleadingcauseofdeathworldwideandtheNo.1causeofdeathduetoinfectiousdisease.Ithasbecometheworstmedicaldisastereverexperiencedbyhumankind.1.OnlybadpeoplegetAIDS.2.IcanbecomeinfectedwithHIVbyswimminginapool,holdinghandsorkissingsomeonewithHIV.3.In2oo2,therewere42millionpeoplelivingwithHIV/AIDSintheworld.4.PeoplewhohavenotinjecteddrugsdonotneedtogettestedforHIV.5.IfIhadHIV,IwouldknowbecauseIwouldfeelsick.6.HIV/AIDSisdifficulttocure.7.PeoplewhohaveHIVlookdifferentfromeveryoneelse.8.ItissafetobefriendswithpeoplewhoarelivingwithHIV/AIDS.IUQSDIAZWarmingup1.CheckyourknowledgeaboutAIDSwiththequizonPage49.2.PleasetakealookatthepicturesonPage49andthefollowingpicturesandthendrawaconclusion.AIDSQuiz1OnlybadpeoplegetAIDS.2IcanbecomeinfectedwithHIVbyswimminginapool,holdinghandsorkissingsomeonewithHIV.3In2002,therewere42millionpeoplelivingwithHIV/AIDSintheworld.4PeoplewhohavenotinjecteddrugsdonotneedtogettestedforHIV.5IfIhadHIV,IwouldknowbecauseIwouldfeelsick.6HIV/AIDSisdifficulttocure.7PeoplewhohaveHIVlookdifferentfromeveryoneelse.8ItissafetobefriendswithpeoplewhoarelivingwithHIV/AIDS.××√××√×√shakinghands,huggingorkissing

coughingorsneezing

gettingamosquitoorinsectbite

sharingfood,eatingordrinkingutensils

Usingdrinkingfountainsusingtoiletsorshowers

usingapublicphone

usingpublicswimmingpools

openingadoor

ConclusionMedicalstudiesconfirmsthattheAIDSviruscannotbetransmittedviathefollowingroutes:

cups,glasses,usingtoiletsorshowers,swimmingpools,openingadoor,mosquitoes,usingapublicphone,usingdrinkingfountains,otherinsectsorgivingblood…JanewoksatthecenterforDiseaseControlandPrevention.Sheworksasadiseasedetective.1.Whatdoesadiseasedetectivedo?2.Wheredoesadiseasedetectiveoftengotowork?3.Howdoesadiseasedetectivework?Listening:Part11.Theyaretryingto___________and______________disease.2.Janeusuallyaskspeopleifthey______________,_________or______________.ShealsoasksWhenthey___________controlpreventhaveafeverheadachesorethroatgotsick3.Sheusestheinformationtofindout_______________________.4.somewoksin_____________wherethey___________________and____________.Otherstravelto_______or_________wheretherearediseasesand_________people______________________whatcausedthediseaselaboratoriesexaminetestssamplestownsvillagestalktowhoaresickListeningPart1:WhatarethepeopleattheCentertryingtodo?2.WhatkindofinformationdoesJanecollect?3.WhatdoesJanedowiththeinformationshecollect?4.Howdothe“diseasedetectives”dotheirjob?Theyaretryingtocontrolandpreventdiseases.Janeusuallyaskspeopleiftheyhaveafever,Headacheorsorethroatandwhentheygotsick.Sheusestheinformationshecollectstofindoutwhatcausedthedisease.Somedetectivesworkinalaboratory,andothers,traveltoareaswhereadiseasehasbrokenouttocollectinformation.Part2:HowoftendoesJanegoouttodiseaseplaces?Howdoesshefeelaboutherjob?abouteverythreemonthssometimesafraidbutalwayscareful3.Whatadvicedoesshegivetoprotectoneself?washinghandsnotgoingtocrowdedplaceswearingamaskifneededseeadoctorifyouaresickListeningPart2:TakenotesofwhatyouhearonthetapeanduseyounotestotellyourpartneraboutJane’swork,howshefeelsaboutherjob,andwhatadviceshegives.Goesoutaboutevery3monthsFindoutaboutnewdiseasesfromdoctorsandhospitalsSometimesvisitsareasSometimesafraidbutalwaysYoucanprotectyourselvesbywashinghandsandnotgoingtocrowdedplaces;seeadoctorifyou’resickListening(WB)KenislearningaboutHIV/AIDSinschool.HisteacherhasaskedhimtointerviewadoctoratthelocalhospitalandwriteareportaboutbasicHIV/AIDSfacts.ListentotheinterviewandhelpKenpreparethereport.WhatdothelettersAIDSstandfor?HIV=HumanImmunodeficiencyVirusA--AcquiredI--D--S--ImmuneDeficiencySyndromeListentothetapeandusewhatyouhavelearntaboutHIV/AIDStoanswerthequestionsbelow.Whatdoes“acquired”mean?Whatisthefunctionofone’simmunesystem?WhatdoesAIDSdotoourimmunesystem?Yougetinfectedbythedisease.Protectyourbodyfromdisease.Itweakensorbreaksdowntheimmunesystem.HowdopeoplebecomeinfectedwithHIV/AIDS?MostpeoplegettheHIVvirusby:

1.Havingsexwithaninfectedperson.2.Sharinganeedle(shootingdrugs)withaninfectedperson.3.Gettingatransfusionofinfectedblood.4.Beingbornwhenthemotherisinfected.5.WhatcanwedotoprotectourselvesfromHIV/AIDS?TodecreasetheriskofspreadingHIV:UsecondomsduringsexualactivityDonotsharedruginjectionequipmentProtectcuts,opensores,andyoureyesandmouthfromcontactwithblood.Getenoughnutritionandexercisemore.6.WhatcanwedotolearnmoreaboutHIV/AIDS?WecaninterviewsomeexpertsorwatchsomedocumentariesaboutHIV/AIDS.Listentothetapeandfillintheblanksbelow.1WhenapersoninfectedwithHIV________AIDS,heorsheeasilygets__________.2ApersonwithAIDShasavery______________________________.3ManyAIDSpatientsdieof_________orserious__________,buttherearealsomanydiseasesthatwehavenever__________of.4Therefore,muchofthe__________anAIDSpatientreceivesismeanttohelpthebody____________________againstdiseases.developssickweakimmunesysteminfectionscoldsheardtreatmentdefenditselfSpeaking(Page50)

PractisesupportingandchallenginganopinionTopics:1.AIDSisthemostseriousproblem…2.Drugs…3.Smoking…4.Drinking…5.SARS…6.Cancer…Additionalusefulexpressions

Inmyopinion/personally,…because…Itisobviouslytruethat…,because…Myadviceisthat…Iwillshowsomeexamplestosupportmyidea.Itistim