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and...
...
.oftheaffectedarea.Burnsareusuallyclassifiedas:
Firstdegreeburns,characterizedbyerythema,hyperaemia,
...
...
...
...
..andpain,inwhichdamageis...
...
...
...
.andlimitedto
the...
...
...
.layeroftheepidermis.
Seconddegreeburns,inwhich...
...
...
.involvestheepidermisand
partofthedermisbutnotitsfull...
...
...
...
...
..,soepidermiscan
regenerate,usuallyaccompaniedbythe...
...
...
...
...ofvesiclesor
blisters.
Thirddegreeburns,whichaffectthe...
...thicknessoftheskin
(bothepidermisanddermis)andalsothe...
...
...
...
.tissues,tissues
beingfrequently...
...
...
...orcoagulated.
PARTSIX
developing
.
greater
.
size
.
covering
.
slower
.
serious
.
dry
.
depends
.
hot
.
rarely
.
immediately
.
moist
.
body
.
fatal
Theseverityofaburn...
...
...
...
...
..notonlyonitsdegreebutalso,
toalargeextent,onthe...
...oftheaffected...
...
...area.
Asuperficialburn...
...
...
...
...alargepartofthebodyismore
...
...
...
...
..thanasmall,deepone,unlessimportantbloodvessels
and/ornervesareaffected.Whileaprimaryshock...
...
...
...
.after
theinjuryiscommonand...
...
.fatal,asecondaryshock...
...
...
...
.
insidiouslyaftersevereburnsmayoftenbe...
...
...
...
..
Ascaldisaburncausedtotheskinorunderlyingtissueby...
...
...
.
heatand...
...
...
...
.vapourssuchassteam.Itisusuallydeeperthan
aburnfrom...
...
...
...heat,healingis...
...
...
...
.andscarformation
...
...
...
..
Task4
Answerthefollowingquestionstothetextread.
1.Whatenvironmentalfactorscanadverselyaffecttheskin?
2.Whatinjuriescantheycause?
3.Areinjuriestotheskindangerousorlife-threatening?
50
