unit 5 First aid 公开课课件.ppt

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1、人教新课标必修五,Unit 5 First aid,Warming up,What is first aid?,What things at home can be dangerous?,electrical equipment,electric wires,poisons,knives,hot water,glass,gas,pets,Brainstorming,Nowadays there are a lot of unexpected accidents. What would you do in such situations?,First Aid Quiz,1. The best w

2、ay to treat a hurt ankle is to: Put an ice pack on your ankle. Put a heating pad (垫子) around your ankle. Keep on walking and jumping.,treat a hurt ankle,2. If you get a nosebleed, gently let your head back to stop the bleeding. A. True B. False,(It may lead the blood into the throat and easily cause

3、 choking.),3. To treat a burn, you: A. Rub (擦) some butter on it. B. Hold the burnt part under cold running water. C. Put salt on the burnt part.,4.To treat a broken arm, you: A. move the broken bone in no time. B. keep the arm still using a sling to support the broken arm,5. Your friend has an asth

4、ma (哮喘) attack, but she doesnt have her medicine. Youd better: A. Get a paper bag for her to breathe into. B. Get her a cup of coffee. C. Take her outside for fresh air.,(caffeine咖啡因 can help to dilate扩大 the windpipe气管),6. To treat a choke, you should make him /her spit by patting him/her on the bac

5、k. A. True B. False,7. If someone is having a heart attack, you should first: A. Call 120 B. Perform CPR (心肺复苏),8.To treat a bleeding, you should put a bandage on the wound and apply pressure to reduce the bleeding. A. True B. False,Assessment of results,All correct: Congratulations! You have a good

6、 knowledge of first aid. You may become a first aid expert in the near future.,47: You have some knowledge of first aid, but you should work harder and learn more about it.,03: It seems that you are not interested in first aid. If an emergency happens to the people around you, you will have some tro

7、uble in helping them.,What is first aid?,First aid is _ given to someone who suddenly _ or _ before a doctor can be found.,a temporary form of help,falls ill,gets injured,Do you know how to give her specific first aid treatment?,Can you guess what will happen to the girl?,She may get burned by the b

8、oiling water,First Aid for Burns,Read the text quickly and complete the main idea of it.The text mainly introduces _ types of burns and their characteristics as well as how to give _ when burns happen.,first aid treatment,three,Skim the subtitles and put the following statements in right order.,_ th

9、e three types of burns_ what to do if someone gets burned_ the functions of the skin_ the symptoms of burns_ how we get burns,3,5,1,4,2,Skimming:,2.What can skin do for our body? (Para1) ,give us sense of touch,act as a barrier against diseases, poisons and the suns harmful rays,keep us warm or cool

10、,prevent us from losing water,Scan para1&2 and answer questions:,1. How many layers of skin are there ?,The three layers of skin:,The top layer,The second layer,The third layer,2. How can we get burnt? (P2),We can get burnt by :,hot liquids,steam,fire,the sun,electricity,chemicals,radiation,Types &

11、characteristics of burns (based on para3&4),top layer,top,second,all three,swollen,Rough,tissue,Mildly,Littleno,pressed,Blisters,charred,edge of injuredarea,According to the form above, label these pictures with first degree burns, second degree burns and third degree burns.,first degree burns,secon

12、d degree burns,third degree burns,_ clothing and jewelry near the burns._ the burns with cool water._ cool, clean wet cloths on the burns._ the burned area gently._ the burned area with a dry clean bandage._ the burned area _ than the heart, if possible._ the victim _the doctor or hospital, if possi

13、ble.,Part 5 Treatment,Take off,Cool,Place,Dry,Cover,Keep,higher,Get,to,Tell right from wrong;,Indicate where it is wrong if it is wrong;,Indicate why it is wrong;,Correct,Based on this, we can know his burn belongs to second degree burns.,Sam shouldnt have broken the blisters because the burns could

14、 become infected.,Sam shouldnt have poured icy water but cool water on the burn.,w,Tell right from wrong;,Indicate where it is wrong if it is wrong;,Explain why it is wrong.,2. While ironing clothes, Miss Good accidentally touched the iron. Her wrist blistered and became watery. It hurt a lot. She p

15、ut her wrist under the cold water tap and then kept placing cool, clean, damp cloths on it until it was less painful. Then she went to see the doctor.,Based on this, we can know his burn belongs to second dgree burns.,Based on Para5, for first degree burns and second degree burns,first place burns u

16、nder gently running water for about ten minutes. And then place cool,clean,wet cloths on burns until the pain is not so bad.,Based on Para5 if the burns are second or third degree burns, it is vital to get the victim to the doctor or hospital at once.,R,Tell right from wrong;,Indicate where it is wr

17、ong if it is wrong;,Indicate why it is wrong;,Correct,3. Mrs Caseys sleeve caught fire while she was cooking. Her arm looked terrible but it didnt hurt. The skin was charred. Her husband took off her blouse and picked off bits of the blouse stuck to the burn. He then placed butter on the burn and co

18、vered it with a wet bandage.,w,Based on this, we can know his burn belongs to third dgree burns.,Based on para 5, he was right to take off her wifes blouse but he shouldnt have picked off bits of blouse off the burn. Because if you pull the clothes that are stuck to the burn, you would pull the tiss

19、ue under clothes off too. This would cause more damage to the burn.,He shouldnt have placed butter on the burn because it would prevent the heat from escaping and cause infection.He shouldnt have put a wet but a dry bandage on the burn.,Tell right from wrong;,Indicate where it is wrong if it is wron

20、g;,Indicate why it is wrong;,Correct,4. After an hour in the sun, Lily noticed her arms were red and hurt a bit. She went home and put them under running water.,Based on this, we can know his burn belongs to first degree burns.,Based on Para5, she did right. Putting the sunned arms under running wat

21、er can stop the burning process, prevent the pain becoming unbearable and reduce swelling.,R,Congratulations! You really did a good job!,Try our best to give them effective first aid if they are in danger.,We should care about others ,and help people in an emergency.,Life is precious,Get more about first aid from the newspaper, magazine or the Internet.,Thank you very much !,