(
课件网) Period 1 Reading and Thinking： First Aid for Burns Unit 5 First Aid Think of some situations that require first aid urgently and share your ideas about how to deal with them The pictures below might be of great help. Lead in If you get a nosebleed, get the person to sit down, tilt his/her head forward slightly. Don’t let your head back to stop the bleeding. (It may lead the blood into the throat and easily cause choking.) To treat a bleeding, you should put _____on the wound and apply _____to reduce the bleeding. a bandage pressure The best way to treat a sprained ankle is to: Put some ice pack on the ankle to reduce the swelling . Put a firm bandage around the foot and ankle. Before you read, look at the title, and the picture below. Where do you think this article is from What do you think this article is about It may come from hospital leaflet It is about first aid for burns. Before reading Prediction Look at the smaller headlines: 1. How many topics are talked about Four. 2. What are they Causes of burns Types of burns Characteristics of burns First aid treatment Fast reading Answer the questions Why should you put cold water on a burn Because the cold water stops the burning process, stops the pain and reduces the swelling. 2. Why doesn’t a third degree burn hurt Because in the third degree burn the nerves have been damaged. If there are no nerves, there is no pain. 3. Why do you think clothes near burns should be removed Because bacteria from the clothes 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 burnt showing the tissue underneath. Fast reading 1. Paragraph one is mainly about the _____ of skin. 2. What are the functions of skin Acts as a _____ against diseases, poisons and the sun’s harmful rays. _____ control body temperature. _____ you from losing water. Give you the _____ of cold, heat or pain and the _____ of touch. Paragraph 1: read para1 and fill in the blanks. functions helps Prevent feeling sense Careful reading barrier Solve the following questions: What are the causes of burns How many types of burns are there What are the characteristics of each burn Careful Reading Paragraph 2 steam radiation H2SO4 fire Causes of burns hot liquid electricity chemical the top layer the 2nd layer the 3rd layer nerve Three layers of the skin Essential part and the largest organ Types of burns There are _____ types of burns, which are called the first, second and third _____ burns, depending on which _____ of the skin are burned. layers degree three First degree burns: affect only the ____ layer of the skin. Second degree burns: affect both the ___ and the _____ layers of the skin. Third degree burns: affect all _____ layers of the skin and any tissue and organs _____ the skin. top top second three under dry, red and mildly _____ _____ painful turn ____ when pressed _____, red and swollen __ ... ...
