,新课标人教版课件系列,高中英语必修5-5.4,Pre-reading,Look at the picture. What has happened? What kind of first aid would you perform in this situation?,3. Have you or someone you know ever been burned? What happened? What did the burn look like? Did anyone perform first aid? What did he/she do?,Thinking:,First aid for burns,_the three types of burns _what to do if someone gets burned _the purpose of skin _the symptoms of burns _how we get burns,In which order are these topics covered in the text? Number them from from 1 to 5.,second degree burn,first degree burn,third degree burn,3. Read the first aid treatments for these burns. If the treatment is right, write R in the brackets. If it is wrong, write W in the brackets and explain why. Then give the correct treatment.,Sam knocked over a kettle full of boiling water onto his legs. His legs became red,swollen and covered with blisters. Sam broke the blisters and poured icy waters from the fridge onto the skin. ( ),W,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 until it was less painful. Then she went to see the doctor. ( ),R,3. Mrs Caseys sleeve caught fire while she was cooking. Her arm looked terrible but it didntt hurt. The skin wascharred. Her husband took off her blouseand picked off bits of the blouse stuck to the burn. He then placed butter on the burn and covered it with a wet bandage. ( ),W,4 After an hour in the sun, lily noticed her arms were red and hurt a bit. She went home and put them under cool running water. ( ),R,Ex.4. Answer the following questions.,1.Why should you put cold water on a burn?,Because the cold water stops the burning process, stop the pain and reduces the swelling.,2. Why doesntt a third degree burn hurt?,Because in a third degree burn the nerves have been damaged. If there are no nerves, there is no pain.,3.Why do you think clothes and jewellerynear burns should be removed?,Because bacteria from the clothes and jewellery could infect the burns.,4.If someone has a third degree burn, why might you see tissue?,Because all the layers of the skin have been burn showing the tissue underneath.,