英语：必修5u5First aid for burns课件(新人教版).ppt

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1、REVISIONWritedownthewordslearnedlastclassaccordingtothefollowingpictures:REVISION132546910asprainedanklenosebleedchokebandagepoisonblisterstove78kettleliquidsteamswellswollenradiationWhatkindoffirstaidtreatmentdoesthisgirlneed?Whocandescribewhatishappe

2、ning?Doyouknowhowtogiveherspecificfirstaidtreatment?FirstAidforBurnsSkimthesubtitlesandputthefollowingstatementsinrightorder.____thethreetypesofburns____whattodoifsomeonegetsburned____thefunctionsoftheskin____thesymptomsofburns____howwegetburns35142Ski

3、mming:teadingrsaF2.Whatcanskindoforourbody?(Para1)①②③④3.Howcanwegetburnt?(Para2)Scanninggiveussenseoftouchactasabarrieragainstdiseases,poisonsandthesun’sharmfulrayskeepuswarmorcoolpreventusfromlosingwaterteadingrsaFScanpara1&2andanswerquestions:1.Howma

4、nylayersofskinarethere?Thethreelayersofskin:ThethirdlayerThesecondlayerThetoplayer2.Howcanwegetburnt?(P2)ReadingWecangetburntby:hotliquidssteamfirethesunelectricitychemicalsradiationFirstdegreeburnsAffectthe_______oftheskin.Dry,redandmildly______._____

5、__painful.Turnwhitewhen______.SeconddegreeburnsAffectboththe____&the______layer.________,redandswollen.Extremelypainful.________waterysurfaceThirddegreeburnsAffect____________layersoftheskin.Blackandwhiteand_______.______or____pain.maybepainaround_____

6、_______________Swollen;______canbeseen.Types&characteristicsofburns(basedonpara3&4)1.Types2.CharacteristicstoplayertopsecondallthreeswollenRoughtissueMildlyLittlenopressedBlisterscharrededgeofinjuredareaIfapersongetathirddegreeburn,allhisthreelayersofs

7、kinandanytissueandorgansundertheskinwillbeburned.Thenerveslieinthesecondlayeroftheskin.Soifapersongetathirddegreeburn,hisnerveswouldbedamaged.Ifthereisnonerves,thereisnopain.Whydoesn’ttheburnedpersonwhogetathirddegreeburnfeellittleornopain?Accordingtot

8、heformabove,labelthesepictureswithfirstdegreeburns,seconddegreeburnsandthirddegreeburns.firstdegreeburnsseconddegreeburnsthirddegreeburnsCarefulreadingReadPara5carefullyanddothefollowingtwoexercises:Whyshouldyouputcoldwateronaburn?Whydo