高二英语必修5全套课件

Unit 5 First Aid,What did the woman do to the lying woman?,Thinking:,First aid is a temporary form of help given to someone who suddenly falls ill or gets injuried before a doctor can be found.Often the illness or injury is not serious,but there are other times when giving first aid quickly can save lives.,What is First Aid?,What words can you think of when you talk about accidents and first aid?,Discussion,Accident First aid,drown,bleed,choke,burn,cut,a bloody nose,a snake bite,sprained ankle,a broken arm,Discussion,Discussion,What has happened to them?,What can you do to help?,a snake bite,1. Lay the person down and keep him still. 2. Do not wash the venom (毒液) off the skin. 3. Apply pressure to the bitten part with your hands. 毒蛇的牙痕为单排, 无毒蛇的牙痕为双排。,bleeding,Put a bandage on the wound and apply pressure to reduce the bleeding.,a sprained ankle,First, have the patient sit down and raise the foot. Second, put a bandage around the foot and ankle. Third, put an ice pack on the ankle to reduce the swelling.,choking,Make him / her spit by patting him / her on the back.,Dont slap (拳击) his back, which may make things worse.,a broken arm,Do not move the patient. Keep the arm still using a bandage. Get medical help immediately.,a bloody nose,sit down and bend his head forward and pinch(捏) his nose,What has happened?,Thinking:,The girl has pulled boiling water onto herself.,Can you guess what will happen to the girl?,She will get bad burns.,How will her mother deal with the burn?,First aid for burns,Pre-reading,What does the passage talk about? 2. What do they tell you about the passage?,First aid for burns.,Causes, types, characteristics and first aid treatment 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,1.In which order are these topics covered in the text? Number them from from 1 to 5.,Part 1: The purpose of skin,There are _ layers of skin.,three,The skin is the _ organ, and also very _.,Protect you against _, _ and _;,2) Keep you _ or _;,3) Prevent you from _;,4) Give you _.,diseases,largest,essential,poisons,the suns harmful rays,warm,cool,losing water,sense of touch,Careful Reading,the top layer,the second layer,the third layer tissue under the skin,nerve,Part 2 Causes of burns,How can you get burned?,H2SO4,hot liquids,steam,fire,the sun,chemicals,Part 3 Types of burns,There are _ types of burns depending on which _ are burned. First degree burns affect only the _ layer and should feel better within _. Second degree burns affect both the _ and the _ layer. These burns are _ and take _ to heal.,three,layers,top,a day or two,top,second,serious,a few weeks,Part 4 Characteristics of burns,swollen,Rough,tissue,Mildly,Little no,pressed,Blisters,charred,B,A,C,Blisters and watery surface,Mildly swollen,Tissue under them often can be seen,Characteristics of burns,first degree burn,second degree burn,third degree burn,1. _ clothing and jewelry near the burns. 2. _ the burns with cool water. 3. _ cool, clean wet cloths on the burns. 4. _ the burned area gently. 5. _ the burned area with a dry clean bandage. 6. _ the burned area _ than the heart, if possible. 7. _ the victim _ the doctor or hospital, if possible.,Part 5 First aid treatment,Take off,Cool,Place,Dry,Cover,Keep,higher,Get,to,Sam knocked over a kettle(水壶) 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,Read the first aid treatments for these burns. Are they right or wrong?,2.While ironing（熨烫） 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 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.