人教版 (2019)选择性必修 第二册Unit 5 First Aid教案及反思

这是一份人教版 (2019)选择性必修 第二册Unit 5 First Aid教案及反思，共4页。
The theme f this activity is t learn the first aid knwledge f burns. Burns is cmmn in life, but there are sme misunderstandings in manual treatment. This activity prvides students with crrect first aid methds, s as nt t take them fr granted in an emergency. This sectin guides students t analyze the causes f scald and help students avid such things. Frm the perspective f text structure and cllabrative features, the text is expsitry. Expsitry, with explanatin as the main way f expressin, transmits knwledge and infrmatin t readers by analyzing cncepts and elabrating examples. This text arranges the infrmatin in lgical rder, clearly presents three parts f the cntent thrugh the subtitle, accurately describes the causes, types, characteristics and first aid measures f burns, and sme paragraphs use tpic sentences t summarize the main idea, and the level is very clear.
Guide students t understand the causes, types, characteristics and first aid methds f burns, thrugh reading
Enhance students’ ability t deal withburnss and their awareness f burns preventin
Enable students t imprve the ability t judge the types f texts accurately and t master the characteristics and writing techniques f expsitry texts.
Guide students t understand the causes, types, characteristics and first aid methds f burns, thrugh reading
Step1: Lead in by discussing the related tpic:
What first-aid techniques d yu knw f ?
CPR; muth t muth artificial respiratin; the Heimlich Maneuvre
2. If yu get a nsebleed, what shuld yu d ?
If I get a nsebleed, I will sit dwn, tilt my head frward slightly. Dn’t let my head back t stp the bleeding.
Step2: predictin befre reading
1.What is the text type?
An expsitry writing
2.What kinds f aspects are mentined in the text?
causes f first burns, different types f burns, characteristics f burns, and first aid prcedures f burns
Step 3: Read and decide whether the fllwing sentences are true r faulse.
Yur skin gives yu prtectin frm many dangerus things.___
A first-degree burn has this name because it is the mst serius.____
Secnd-degree burns can be the mst painful kind f burn.____
It is imprtant t use cl water t stp the heat frm remaining in the wund regardless f the degree f the burn.____
Putting butter r il n burns helps because it may reduce swelling and ease discmfrt._____
keys：T F T T F
Step 4: read and answer:
Lk at the smaller headlines:
1. Hw many tpics are talked abut?
Fur.
2. What are they?
Causes f burns
Types f burns
Characteristics f burns
First aid treatment
3.Why shuld yu put cld water n a burn?
Because the cld water stps the burning prcess, stps the pain and reduces the swelling.
4. Why desn’t a third degree burn hurt?
Because in the third degree burn the nerves have been damaged. If there are n nerves, there is n pain.
5. Why d yu think clthes near burns shuld be remved?
Because bacteria frm the clthes culd infect the burns.
6. If smene has a third degree burn, why might yu see tissue?
Because all the layers f the skin have been burnt shwing the tissue underneath.
Step 5: paragraph reading:
Paragraph 1: read para1 and fill in the blanks
1. Paragraph ne is mainly abut the ________ f skin.
2. What are the functins f skin?
Acts as a ________ against diseases, pisns and the sun’s harmful rays.
_______________ cntrl bdy temperature.
________________ yu frm lsing water.
Give yu the _______ f cld, heat r pain and the ______ f tuch.
keys: barrier; helps; prevent; feeling; sense
Paragraph 2---the last but ne paragraph,slve the fllwing questins:
What are the causes f burns?
ht liquids; fire;radiatin;the sun;electricity;acids;r ther chemicals
2.Hw many types f burns are there?
There are _____ types f burns, which are called the first, secnd and third ______ burns, depending n which _____ f the skin are burned.
keys: three; layers; degree
3.What are the characteristics f each burn?
First degree burns:
affect nly the ____ player f the skin.(tp)
dry, red and mildly _______
______ painful
turn ____ when pressed
keys: swllen; mildly; white
Secnd degree burns:
affect bth the ___ and the ______ layer f the skin. (tp ;secnd)
______, red and swllen
_______
______ surface
_________ painful
keys: rugh; blisters; watery; extremely
Third degree burns:
affect all _____ layers f the skin and any tissue and rgans ______ the skin.(three; under)
black and white and the tissue __________can ften be seen.
swllen; ften _____ under them can be seen
little r n _____ if nerves are damaged;
may be painful arund _____ f injured area
keys:underneath; tissue; pain; edge
Step 6: Hmewrk
Find mre abut the methds f dealing with burning, scalding and burning that are nt mentined in the text, query the infrmatin after class, frm a reprt and shw it in the next class.