课件27张PPT。 Fist aid5Teaching aims Enable the Ss to read and comprehend the text, master some important words and expressions, understand some difficult sentences. Reading & comprehending First aid for burns
Leading in 1. The first kind of help you give someone who has had an accident. _______
2.A piece of clean material that you put on a wound. _________
3.A kind of chemical that can kill man or animals _______.
4. A line of light from the sun of other radiation.__________first aidbandagepoisonrayWord Study5. If an injury hurts a lot we say that it is
_________.
6. A characteristic of a second degree burn, ball-like bleb. ________
7.These affect all three layers of the skin and any _______ and organs under the skin
8.If you get third degree burns, it is ____to get the victim to the doctor. painfulblistertissue vitalWhat will the passage be about?
2. What do they tell you about the passage? First aid for burns. Causes, types, characteristics and first aid treatment for burns.Fast reading The text are divided into five parts.Read again and find in which order these topics are covered? Number them from 1 to 5.____ the three types of burns
____ what to do if someone gets burned
____ the functions of the skin
____ the characteristics of burns
____ how we get burnsOur skin has three layers.
We will never get burned by the sun.
Burns are divided into three degrees according to the degree of pain.
Third degree burns are the most serious and painful.Tell if the following statements are true or false:Detailed reading5. Put cool water on any burns to cool them.
6. Don’t rub the burns
7. It’s better that you put some butter or oil on burns.ScanningRead part 1- 3. Then answer the following questions.
What can skin do for our body ?
______________________________________
______________________________________
______________________________________
______________________________________
______________________________________1. Act as a barrier against diseases, poisons and the sun’s harmful rays.2. Keep you warm or cool. 3. Prevent your body from losing water.4. Give you your sense of touch.Causes of burnssteamfireThe sunelectricitychemicalsHot liquidradiationAffect only the top layer of the skin.Second
degree
burnsThird
degree
burnsmild sunburn, burns caused by touching a hot pan or iron for a momentSevere sunburn, burns caused by hot liquidsAffect all three layers of the skin and any tissue and organs under the skin.Characteristics
Rough,red and swollen,blisters,
Watery surface,extremely painfulDry,red and mildly swollen;turn white when pressedBlack and white charred,Tissue under them often can be seen,pain around edge of injured areasecond degree burnfirst degree burn third degree burnCharacteristics of burnsFirst degree Burns
Second degree burns
Third degree burnstypeTreatment3. Place cool, clean, wet clothes on them until the pain is not so bad.2. Keep cloths cool by putting them back in the cold water; squeezing them out and placing them on the burned area over and over again for about an hour until the pain is not so bad. 1. Get the victim to the doctor or hospitalLabel these pictures with first, second and third degree burns.A______________B___________C_______________first degree burnsecond degree burnthird degree burnThe reading for discussion (P4 & P5):Why should you put cold
water on a burn?2. Why doesn’t a third degree burn hurt?3. Why do you think clothes
and jewellery near burns
should be removed?4. If someone has a third degree burn,
why might you see tissue?1. Why should you put cold water on a burn?
2. Why doesn’t a third degree burn hurt?Because the cold water stop the burning process, stop the pain and reduces the swelling.Because in a third degree burn the nerves are damaged. If there are no nerves, there is no pain.3. Why do you think clothes and jewellery near burns should be removed?
4. If someone has a third degree burn, why might you see tissue?Because bacteria from the clothes and jewellery
could infect the burns.Because all layers of the skin have been burnt showing the tissue underneath. Read the first aid treatments for these burns. If the treatment is right, write R . If wrong, write W and explain why. Then give the correct treatment. Sam knocked over a kettle full of boiling water onto his legs. His legs became red, swollen and covered with blisters. Sam broke the blisters and poured icy water from the fridge onto the skin.Wrong: Sam should not have broken the blisters because the burns could become infected. He should have poured cool water, not icy water on the burn. The correct treatment for a second degree burn like Sam’s is described in NO 2 of exercise.w2. While ironing 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.RWrong: Mr. Casey was right to take his wife's blouse off but he should not have picked bits of blouse off the burn. This is because if you pull material that is stuck off a third degree burn like Mrs. Casey's, you would pull the tissue under the material off too. This would cause more damage to the burn. He should not have put butter on the burn because it would3. Mrs Casey’s sleeve caught fire while she was cooking. Her arm looked terrible but it didn’t 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.w4. After an hour in the sun, Lily noticed her arms were red and hurt a bit. She went home and put them under running water.Rhave stopped the heat from escaping and it might also cause the burn to become infected. He should not have put a wet bandage on the burn. The correct fist aid treatment for a third degree burn is to remove clothing and jewellery near the burn but not if the clothing is stuck to the burn. Do not put cold water on the burn. Place clean, dry cloths over the damaged are. Get the person to a hospital at once.Discussion in pairs:
First Aid for Second-Degree Burns What are second-degree burns?
What causes second-degree burns?
What are the symptoms of second-degree burns?
What is the treatment?
How long will it take a second-degree burn to heal? Write down important language points and 5 difficult sentence structures in the text..The end of this period!Unit 5 First aid
The Second Period Reading &comprehending
教学目标
Enable the Ss to read and comprehend the text, master some important words and expressions, understand some difficult sentences.
教学语言
A. Key words and expressions:重点词汇和短语
burn, essential, organ, layer, barrier, complex, poison, ray, treatment, liquid, radiation, mild, iron, heal, tissue, electric, swell, swollen, blister, watery, damage, jewellery, squeezing out, over and over again, bandage, in place.
B. Useful sentences重点句型
Burns are called first, second or third degree burns, depending…
These burns are not serious and should feel better within a day or two
First degree burns turn while when pressed.
能力目标
Enable the students to master some English expressions and phrases and to know some knowledge of first aid
学能目标
Enable the students to learn how to give their correct suggestions about first aid when others are in danger,
教学重点
Let Ss learn to use the structures of giving suggestions
教学方法
Skimming method.
Task-based method
Discuss in groups
教具准备
A projector and a blackboard
教学过程
Step 1 Lead in
Review some words (fill in the blanks)
1. The first kind of help you give someone who has had an accident. _______(first aid)
2. A piece of clean material that you put on a wound. _________(bandage)
3. A kind of chemical that can kill man or animals _______.(poison)
4. A line of light from the sun of other radiation.__________(ray)
5. If an injury hurts a lot we say that it is _________.(painful)
6. A characteristic of a second degree burn, ball-like bleb. _____ (blister)
7. These affect all three layers of the skin and any _______ and organs under the skin(tissue)
8. If you get third degree burns, it is ____to get the victim to the doctor.(vital)
1. What will the passage be about? First aid for burns.
2. What do they tell you about the passage?
Causes, types, characteristics and first aid treatment for burns.
Step2.The text are divided into five parts.
Read again and find in which order these topics are covered? Number them from 1 to 5.
__3_ the three types of burns__5__ what to do if someone gets burned__1__ the functions of the skin__4__ the characteristics of burns__2__ how we get burns
Step 3 . Tell if the following statements are true or false:
1.Our skin has three layers. T
2.We will never get burned by the sun. F
3.Burns are divided into three degrees according to the degree of pain. F
4. Third degree burns are the most serious and painful. F
5. Put cool water on any burns to cool them. T
6. Don’t rub the burns. T
7. It’s better that you put some butter or oil on burns. F
Step4. Scanning Read part 1- 3. Then answer the following questions.
Part 1 What can skin do for our body ? 1. Act as a barrier against diseases, poisons and the sun’s harmful rays.
2. Keep you warm or cool
3.Prevent your body from losing water
4. Give you your sense of touch
Causes of burns(略)
You can get burnt by :
?hot liquids,
?steam,
?fire,
?radiation,
?the sun,
?electricity and chemicals
Characteristics of burns
Characteristics
first degree burn , red and mildly swollen; turn white when pressed second degree burn …Rough, red and swollen, blisters, Watery surface, extremely painful third degree burn...Black and white charred, Tissue under them often can be seen, pain around edge of injured area
Step5 Listen to part 5
1. Treatment
1.__Take off______ clothing and jewelry near the burns.
2.___Colol ___ the burns with cool but not icy water.
3.___Place___ cool, clean wet cloths on the burns.
4.___Dry___ the burned area gently.
5.___Cover___ the burned area with a dry clean bandage.
6.__Keep____ the burned area _higher_____ than the heart, if possible.
7.__Get ____ the victim _to___ the doctor or hospital at once.
First degree Burns
Place cool, clean, wet clothes on them until the pain is not so bad. Second degree burns
Keep cloths cool by putting them back in the cold water; squeezing them out and placing them on the burned area over and over again for about an hour until the pain is not so bad.
Third degree burns
Get the victim to the doctor or hospital
Step 6. Label these pictures with first, second and third degree burns.
A. second degree burn B. first degree burn C. third degree burnStep8 The reading for discussion (P4 & P5):
1.Why should you put cold water on a burn? Because the cold water stop the burning process, stop the pain and reduces the swelling.
2. Why doesn’t a third degree burn hurt? Because in a third degree burn the nerves are damaged. If there are no nerves, there is no pain.
3. Why do you think clothes and jewellery near burns should be removed? Because this may break any blisters and the wound may get infected.
4. If someone has a third degree burn, why might you see tissue? Because these affect all three layers of the skin and any tissue and organs under the skin.
Discuss the following situations:
1.Sam knocked over a kettle full of boiling water onto his legs. His legs became red, swollen and covered with blisters. Sam broke the blisters and poured icy water from the fridge onto the skin.W
2. While ironing 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 Casey’s sleeve caught fire while she was cooking. Her arm looked terrible but it didn’t 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.W
4. After an hour in the sun, Lily noticed her arms were red and hurt a bit. She went home and put them under running water. Discussion in pairs:
First Aid for Second-Degree Burns
1.What are second-degree burns?
2.What causes second-degree burns?
3.What are the symptoms of second-degree burns?
4.What is the treatment?
5.How long will it take a second-degree burn to heal?
Step11 Homework
Write down important language points and 5 difficult sentence structures in the text.
