人教课标高二必修5Unit5,Unit5,Whatdoyouknowaboutfirstaid?Whatisfirstaid?,Whatthingsathomecanbedangerous?electricalequipmentelectricwirespoisonskniveshotwaterglassgaspetsBrainstorming,Whatwordscanyouthinkofwhenyoutalkaboutaccidentsandfirstaid?drownbleedchokeburn/catchfirecutabloodynoseasnakebitesprainedankleabrokenarmAccidentFirstaid,Whatkindoffirstaidwouldyouperforminthissituation?Makealistofyourideas.Pre-reading,Cooltheareaofskin.Washitunderthecoldrunningwater.Coverthewoundwithbandage/cleancloth.Seeadoctorifnecessary.,skinorganbarrierpoisonraycomplexvarietyn.皮;皮肤n.器官n.屏障;障碍物n.毒药;毒害vt.毒害;使中毒n.光线;射线adj.复杂的n.变化;多样化Wordspreview,liquidradiationmildmildlypanstovetissueswelln.液体n.辐射;射线adj.轻微的;温和的adv.轻微地;温和地n.平底锅;盘子n.炉子;火炉n.组织;手巾纸vt.&vi.膨胀;隆起,scissorsunbearablebasinbandagevitaln.剪刀adj.难以忍受的n.盆;盆地n.绷带adj.至关重要的；生死攸关的,electricshocksqueeze…outoverandoveragain触电;电休克榨出;挤出反复;多次Expressionspreview,FirstAidForBurns,Readthetextquicklyandcompletethemainideaofit.Thetextmainlyintroduces______typesofburnsandtheircharacteristicsaswellashowtogive_________________whenburnshappen.firstaidtreatmentthree,I.Readthetextcarefullyandfillintheblanks.TheskinImportance★Anessentialpartofyourbodyanditslargest1.________★A(n)2._______againstdisease,poisonsandthesun’sharmfulraysorganbarrier,Causeshotliquids,steam,fire,radiation,thesun,electricityorchemicals5.______FirstdegreeburnsSeconddegreeburnsThirddegreeburnsBurnsTypes3._________★Keepingyouwarmorcool★Preventingyourbodyfromlosingtoomuch4.______★GivingyouyoursenseoftouchFunctionswater,Charac-teristics★dry,redandmildly6._______★mildlypainful★turn7.______whenpressed★rough,redandswollen★blisters★8.________surface★extremelypainful★blackandwhiteandcharred★swollen;often9.______underthemcanbeseen★littleornopainif10._______aredamaged;maybepainaroundedgeofinjuredareaswollenwhitewaterytissuenerves,Firstaidtreatment★Takeoffclothingand11._________neartheburn.★Place12._____,clean,wetclothsonthemuntilthepaindecreases.★Placecoolclothsontheburnedarearepeatedlyfor13._________orso.★Sendthevictimtothedoctororhospitalatonce.jewellerycoolanhour,Firstaidtreatment★14._____theburnedareagently.★Covertheburnedareawithadry,clean15._________.★Keepburnedarmsorlegs16.________thantheheart.higherDrybandage,II.Choosethebestanswer.1.Inthetext,burnsaresortedaccordingtothe______oftheskinburned.layerB.functionC.typeD.area,2.Whencoolingburns,coolwaterisusedtodothefollowingEXCEPT______.stoptheburningprocessB.preventthepainbecomingunbearableC.reduceswellingD.preventanyblistersbeingbroken,Inwhichorderarethesetopicscoveredinthetext?Numberthemfrom1to5.__thethreetypesofburns__whattodoifsomeonegetsburned__thefunctionsoftheskin__thesymptomsofburns__howwegetburns31425,2.Labelthesepictureswithfirst,secondandthirddegreeburn.seconddegreeburnfirstdegreeburnthirddegreeburn,Thethreelayersofskin:ThethirdlayerThesecondlayerThetoplayer,3.Answerthequestions.1.Whyshouldyouputcoldwateronaburn?Becausethecoldwaterstopstheburningprocess,stopsthepainandreducestheswelling(肿).,2.Whydoesn’tathirddegreeburnhurt?Becauseinathirddegreeburnthenerveshavebeendamaged.Iftherearenonerves,thereisnopain.,3.Whydoyouthinkclothesandjewellerynearburnsshouldberemoved?Becausebacteriafromtheclothesandjewellerycouldinfecttheburns.,4.Ifsomeonehasathirddegreeburn,whymightyouseetissue?Becauseallthelayersoftheskinhavebeenburntshowingthetissueunderneath.,1.Samknockedoverakettlefullofboilingwaterontohislegs.Hislegsbecamered,swollenandcoveredwithblisters.Sambroketheblistersandpouredicywaterfromthefridgeontotheskin.()W4.Readthefirstaidtreatmentsforthese burns.Ifthetreatmentisright,writeR. Ifitiswrong,writeWandexplainwhy.,2.Whileironingclothes,MissGoodaccidentallytouchedtheiron.Herwristblisteredandbecamewatery.Ithurtalot.Sheputherwristunderthecoldwatertapandthenkeptplacingcool,clean,dampclothsonituntilitwaslesspainful.Thenshewenttoseethedoctor.()R,3.MrsCasey’ssleevecaughtfirewhileshewascooking.Herarmlookedterriblebutitdidn’thurt.Theskinwascharred.Herhusbandtookoffherblouseandpickedoffbitsoftheblousestucktotheburn.Hethenplacedbutterontheburnandcovereditwithawetbandage.()W,4.Afteranhourinthesun,Lilynoticedherarmswereredandhurtabit.Shewenthomeandputthemundercoolrunningwater.()R,Tryourbesttogivethemeffectivefirstaidiftheyareindanger.LifeispreciousWeshouldcareaboutothers,andhelppeopleinanemergency.Ifyouhavetime,pleaseknowmoreaboutFirstAid.,Getmoreaboutfirstaidfromthenewspaper,magazineortheInternet.,
