1、英語：必修5-Unit5-First-aid-First-aid-for-burns課件(新人教版)What kind of first aid treatment does this girl need?Who can describe what is happening?Do you know how to give her specific first aid treatment?_ the three types of burns_ what to do if someone gets burned_ the functions of the skin_ the symptoms of

2、 burns_ how we get burnsSkimming:2.What can skin do for our body? (Para1) 3. How can we get burnt?(Para2)Scanninggive us sense of touchact as a barrier against diseases, poisons and the suns harmful rayskeep us warm or coolprevent us from losing waterScan para1&2 and answer questions:1. How many

3、 layers of skin are there ?The three layers of skin:The third layerThe second layerThe top layer2. How can we get burnt? (P2)We can get burnt by :hot liquidssteamfirethe sunelectricitychemicalsradiationFirst degree burnsAffect the _ of the skin.Dry, red and mildly_._ painful.Turn white when _.Second

4、 degree burnsAffect both the _ & the _ layer. _, red and swollen. Extremely painful._ watery surfaceThird degree burnsAffect_ _ layers of the skin.Black and white and _._ or _ pain.may be pain around_Swollen; _canbe seen. top layertopsecond all threeswollenRoughtissueMildlyLittlenopressedBlister

5、scharred edge of injuredareaIf a person get a third degree burn, all his three layers of skin and any tissue and organs under the skin will be burned. The nerves lie in the second layer of the skin.So if a person get a third degree burn, his nerves would be damaged. If there is no nerves, there is n

6、o pain.Why doesnt the burned person who get a third degree burn feel little or no pain? According to the form above, label these pictures with first degree burns, second degree burns and third degree burns.first degree burnssecond degree burnsthird degree burnsRead Para 5 carefully and do the follow

7、ing two exercises: Why should you put cold water on a burn? Why do you think clothes and jewellery near burns should be removed?Exercise 1Answer the following Answer the following two questions:two questions:1.The cool water stops the burning process, prevents the pain becoming unbearable and reduce

8、s swelling.2. Bacteria from the clothes and jewellery could infect the burns.Tell right from wrong;Exercise 2Indicate where it is wrong if it is wrong;Indicate why it is wrong;Correct Sam knocked over a kettle full of boiling water onto his legs. His legs became red, swollen and covered with blister

9、s. Sam broke the blisters and poured icy water from the fridge onto the skin.Based on this, we can know his burn belongs to second dgree burns.Sam shouldnt have broken the blisters because the burns could become infected.Sam shouldnt have poured icy water but cool water on the burn.Tell right from w

10、rong;Exercise 2Indicate 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 put her wrist under the cold water tap and then kept placing cool, clean, damp cloths on it un

11、til 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 under gently running water for about ten minutes. And then place cool,clean,wet cloths on burns

12、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.Tell right from wrong;Exercise 2Indicate where it is wrong if it is wrong;Indicate why it is wrong;Correct 3. Mrs Caseys sleeve caught fire whil

13、e 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 covered it with a wet bandage.Based on this, we can know his burn belongs to third dgree burn

14、s.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 struck to the burn, you would pull the tissue under clothes off too. This would cause more damage to the burn.He shouldnt have placed but

15、ter 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;Exercise 2Indicate where it is wrong if it is wrong;Indicate why it is wrong;Correct 4. After an hour in the sun, Lily noticed her arms w

16、ere 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 dgree burns.Based on Para5, she did right. Putting the sunned arms under running water can stop the burning process, prevent the pain becoming unberable and reduce swelling.Dis

17、scuss with your partner and summarize how to give correct first aid treatment for first degree burns, second degree burns and third degree burns.How to give correct first aid treatment for first degree burns?clothing and jewellery that arent stuck to the burn.burns with cool or cold water but not ic

18、y water for about ten minutes.cool, clean, wet cloths on the buens until the pain isnt so bad.the burned area gently.Dont rub.The burned area with a dry,clean bandage and hold the bandage in place Dont remove clothing and jewellery stuck to the burn. Dont use icy water. Dont rub. How to give correct

19、 first aid treatment for second degree burns?clothing and jewellery that arent stuck to the burn.burns with cool or cold water for about ten minutes.cool, clean, wet cloths on the burns and keep cloths cool by putting them back in a basin of cold water, squeezing them out and placing them back over and over again for about an hour until the pain isnt so bad.the burned area gently.the burned area with a dry,clean bandage and hold the bandage in place Dont remove clothing and jewellery stuck to the burn. Dont use icy water. Dont rub. Dont break the blisters.How to give correct first aid tre