必修五_unit5_思维导构First_Aid_for_Burns.ppt

Characteristics of burns Types of burns First aid treatment Causes of burns The functions of the skin * A sprained ankle What will you do ? A sprained ankle Have the victim sit down Lift the foot Put an ice pack on the ankle to reduce the swelling（水肿） Put a bandage (邦迪）on the wound and apply pressure to reduce the bleeding. finger What happened to my finger? scissors 1 The functions of the skin 5 First aid treatment 4 Characteristics of burns 3 Types of burns 2 Causes of burns First Aidfor Burns 1 4 5 2 3 1.What are functions of skin? An essential part of body and organ. It keeps you _____ or _____. It your body ____ _____ ____. It is where you feel ____,____or____. It gives you your _____ ____ _____. warm cool from losing water prevents largest 1 The functions of the skin 5 First aid treatment 4 Characteristics of burns 3 Types of burns 2 Causes of burns First Aidfor Burns steam fire the sun electricity chemicals hot liquids radiation 2.What are causes of burns? 1 The functions of the skin 5 First aid treatment 4 Characteristics of burns 3 Types of burns 2 Causes of burns First Aidfor Burns The three layers of our skin: The third layer The second layer The top layer nerves Fatty issue Why doesn’t a third degree burn hurt？ first degree burns second degree burns third degree burns Types Pictures Characteristics first degree burns second degree burns third degree burns Dry, red and . painful. Turn when . , red and swollen. Blisters（水泡） Watery . painful. Black and white and . , tissue can be seen. Little or no if are . mildly swollen extremely surface rough white mildly pressed pain swollen charred nerves damaged 1 The functions of the skin 5 First aid treatment 4 Characteristics of burns 3 Types of burns 2 Causes of burns First Aidfor Burns