B5U5Reading课件.pptVIP

M5U5 First Aid Reading What is first aid? First aid is a ________form of help given to someone who suddenly _____or gets injured before a doctor can be found. Often the illness or _____is not ______, but there are other times when giving first aid ______can save lives. falls ill temporary injury serious quickly Causes of burns First aid treatment Characteristics of burns Part 1: Part 3: Part 2: Part 4: Part 5: The functions of the skin Types of burns First aid for burns Part1: The functions of the skin 1.Protect us against diseases, poisons and the sun’s harmful rays. （保护…免受…之苦） 2.Keep us warm or cool. 3.Prevent us from losing water.（阻止…免受…之苦） 4.Give us sense of touch.（触觉） Part2:What gets the skin burned? ○ hot liquids ○ chemicals ○ mild weather ○ steam ○ electricity ○ the sun ○ fire ○ radiation ○ spring (温泉) Part 3 Types of burns There are _______ types of burns depending on which _______ are burned. _______________ affect only the _____ layer and should feel better within _______________. ________________ affect both the _____ and the _______ layer. These burns are _______ and take ______________ to heal. ________________ affect all ______ layers and any ______ and ______ under the skin. They are very _______ injuries and the victim must go to a ________ at once. three layers First degree burns top a day or two Second degree burns top second serious a few weeks Third degree burns three tissue organs severe hospital Part3-4:types and characteristics of burns blister Mildly swollen Tissue under them often can be seen. second degree burns first degree burns third degree burns Mild sunburn and burns caused by touching a hot pan or iron Severe sunburnt and burns caused by hot liquid Electric shocks ,burning clothes or Severe petrol fires A B C Part3-4:types and characteristics of burns blister Mildly swollen Tissue under them often can be seen. second degree burns first de