高中英语人教版 (2019)选择性必修 第二册Unit 5 First Aid教学ppt课件

这是一份高中英语人教版 (2019)选择性必修 第二册Unit 5 First Aid教学ppt课件，共37页。PPT课件主要包含了烧伤急救，其他急救等内容，欢迎下载使用。

In ur daliy life, there are a lt f accident, sme peple might hurt , s we need t help them immediately. Learning sme first aid’s knwledge will help us a lt.
Teaching Objectives
what can cause burns?
Is there a different between burns and scald ?
The skin is an essential part f yur bdy and is its largest rgan.Yur skin acts as a barrier against disease,txins,and the sun's rays.It als helps cntrl yur bdy temperature,prevents yur bdy frm lsing t much water,warns yu when things are t ht r cld,and gives yu yur sense f tuch. As yu can imagine,getting burnt can lead t very serius injuries. The first and mst imprtant step in the treatment f burns is giving first aid.
FIRST AID FOR BURNS
CAUSES OF BURNS Yu can get burnt by a variety f things: ht liquids, steam, fire, radiatin, the sun, electricity, acids, r ther chemicals.
—— what can cause burns?
electricity
TYPES OF BURNS Burns are divided int three types,depending n the depth f skin damage.First-degree burns These affect nly the tp few millimetres f the skin.These burns are nt serius. Examples include mild sunburn and burns caused by ther minr husehld incidents.
Secnd-degree burns These g belw the tp layer f the skin.They are serius and take a few weeks t get better. Examples include burns caused by ht liquids.Third-degree burns These affect every layer f the skin, and smetimes the tissue under it. Examples include burns caused by electric shcks, burning clthes, r petrl fires.These burns cause very severe internal injuries and the victim must g t the hspital at nce.
Hw many types f burns?
First-degree
Secnd-degree
Third-degree
CHARACTERISTICS OF BURNSFirst-degree burnsdry,red,and mildly swllenmildly painfulturn white when pressed
Secnd-degree burnsred and swllen;blisters;watery surfaceextremely painful
Third-degree burnsblack and whiteswllen;the tissue underneath can ften be seenlittle r n pain if nerves are damaged;may be painful arund the edges f the burn
What shuld we d when we gt burns?
FIRST-AID TREATMENT1 Place burns under cl running water,especially within the first ten minutes.The cl water stps the burning prcess and reduces the pain and swelling.2 Dry the burnt area gently with a clean clth.
FIRST-AID TREATMENT3 Remve any clthes using scissrs if necessary, unless yu see the fabric sticking t the burnt skin.4 Cver the burnt area with a lse clean clth. Applying il t the injured areas is a bad idea, as it will keep the heat in the wunds and may cause infectin.
FIRST-AID TREATMENT5 If burns are n the face, make sure the victim can still breathe.6 If the victim is suffering frm secnd r third-degree burns, there is an urgent need t take him/her t the hspital at nce.
TRUE OR FALSE
( ) 1. When we gt burns, firstly,we shuld get sme medince n it.( ) 2. We shuld apply il t the injured areas.( ) 3. If burns are n the face, we shuld check victim can breath( ) 4. If the clthes sticking t the burnt skin, we shuld remve it. ( ) 5. If the victim is suffering seriusly burns, we shuld call 120 immediately
Text bk (P56-P57)