人教版（2019）选择性必修第二册 Unit 5 First Aid Reading and Thinking 课件（18张PPT含视频）

(共18张PPT)
First Aid for Burns
apply toothpaste/honey to it
If someone you know suffered a burn, what can you do
Brainstorm
put ice on the burn
touch the earlobes(耳垂)
blow the burn
While-reading
Read for main idea
Part 1: The __________ of skin
Part 2: ________of burns
Part 3: ________of burns
Part 4: _______________of burns
Part 5: __________________for burns
functions
Causes
Types
First aid treatment
Characteristics
While-reading
____ advertisement ____ blog post
____ hospital leaflet ____ email
____ newspaper article ____ short story
What is the text type of the passage
Hospital leaflet--factual, informational, objective, gives a description of a medical problem, and tells how to deal with it, uses the imperative（祈使句） to give advice.
While-reading
Read for details
What are the functions of skin
essential
barrier
largest organ
control
prevent
give
warn
against
disease, toxins, and the sun’s ray
your body temperature
your body from losing too much water
you when things are too hot or cold
you your sense of touch
Part 1.The functions of the skin
While-reading
Read for details
What are the causes of burns
Part 2.Causes of burns
steam
fire
the sun
electricity
chemicals
hot liquids
radiation
Causes of burns
acids
While-reading
Read for details
In each type, which layer of skin is affected
Part 3.Types of burns
Depth _________________ of the skin _________ _____ of the skin _________ of the skin and sometimes __________
underneath
Details
Types
Third-degree burns
First-degree burns
Second-degree burns
top few milli-
metres
below the top layer
every layer
the tissue
While-reading
Read for details
In each type, which layer of skin is affected
Part 3.Types of burns
The third layer
The second layer
The top layer
First-degree burns
Second-degree burns
Third-degree burns
While-reading
Read for details
Part 3.Types of burns
1. How to judge first, second, or third-dergee burns according to the text
A. See whether the burns are dry, red, or midly swollen.
B. Depend on whether the burns are red or swollen.
C. Depend on which layers of the skin are burned.
D. Depend on whether the tissue under the burns can be seen.
While-reading
Read for details
Match the pictures with the types of burns
Part 4.Characteristics of burns
blisters
watery surface
dry, red
charred烧焦的
tissue under them can be seen.
second degree burns
first degree burns
third degree burns
While-reading
Read for details
What are the different characteristics of different types burns
Part 4.Characteristics of burns
First -- degree burns:
dry, red and mildly _______
mildly _______
turn _______ when pressed
Second-- degree burns:
red and swollen; _______; ______ surface
extremely ______
Third--degree burns:
black and white swollen;
___________________ can often be seen;
little or no pain if ______ are damaged;
swollen
painful
white
blisters
watery
painful
the tissue underneath
nerves
While-reading
Read for details
Part 4.Characteristics of burns
If someone gets buened and his hands get black and white, it belongs to _______.
A. the first degree
B. the second degree
C. the third degree
D. none of the above
While-reading
Read for details
Place these steps in correct order.
Para 5.First-aid treatment for burns
______ Place burns under cool running water for 10 minutes
______ Remove any clothes using scissors if necessary.
______ Remove the victim to the hospital if serious
______ Dry the burned area gently.
______ Cover the burned area with a loose, clean cloth.
1
3
5
2
4
While-reading
Read for details
Place these steps in correct order.
Part 5.First-aid treatment for burns
Don’ts
Do not remove the clothing that is stuck to the burns.
Do not put butter, oil, ointment on burns.
Do not cool the burns with icy water.
Do not rub the burns, it will break the blisters.
While-reading
Read for details
Part 5.First-aid treatment for burns
Which of the following is NOT the reason for cooling burns
A. Stopping the burning process
B. Reducing the pain
C. Reducing the swelling
D. Preventing breaking any blisters
While-reading
Read the text and decide if the following statements are true (T) or false (F).
1. Your skin gives you protection from many dangerous things.
2. A first-degree burn has this name because it is the most serious.
3. Second-degree burns can be the most painful kind of burn.
4. It is important to use cool water to stop the heat from remaining in the world regardless of the degree of the burn.
5. Putting butter or oil on burns helps because it may reduce swelling and ease discomfort.
T
T
T
F
F