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Unit 5 First aid,教材背景链接 DR ABC 在紧急状况下，掌握急救知 识和技能对挽救伤病者的生 命非常重要。许多医院建议 我们采用DR ABC这些字母 来记住我们要做的事情。那 它们分别代表什么呢？,The most important thing to keep in mind when dealing with an emergency is to stay calm.By staying calm we will be able to think what to do and make better decisions.,have to think fast.D stands for danger.We should first of all make sure that the accident scene is no longer dangerous.If we were to get hurt trying to save someone，we would not be able to help.R is for response.We can do a lot of good by simply asking.“Are you all right？”If the person can answer，we know that he or she is conscious and can breathe.The question will also calm the person，letting him or her know that help is on the way.,A is for airway(呼吸道)We must make sure that a persons airway is open and it is easy to breathe.This can be done by gently tipping the persons head back slightly.B is for breathing.We should check that the person can breathe.Is his or her chest moving？If the person is not breathing，we must try to start his or her breathing at once，using the,mouthtomouth method.If this is not done within five minutes，the person will die.If a person is breathing but not conscious，it is usually best for him or her not to be moved.C is for circulation.Is the persons blood circulating？We can look for colour，coughing，and eye movement.We can also check a persons pulse(脉搏)by putting a,finger on the persons neck or wrist.If a person is bleeding， we should cover the wound with a clean piece of cloth and press on the wound to stop the bleeding.,We should never try to revive(使苏醒)a person unless we know how to do it.We may make things worse. When we have given first aid，we should put the person in the recovery(恢复)position.This is a way of placing a body so that the airway is clear and it is easy to breathe.,新课导入 急救即紧急救治的意思，是指当有任何意外或急病发生时，施救者在医护人员到达前，按医学护理的原则，利用现场适用物资临时及适当地为伤病者进行的初步救援及护理，然后从速送院。,同学们,来学校和回家的路上要注意安全,同学们,来学校和回家的路上要注意安全,
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