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B5 U1 2HVTTO
B5 Healthy airways
Take off your jacket
Put your
things
on your
desk
Book, notebook, pencil case
Bag on the
floor
Read 1.5
timer
4:00
Lessongoals
You can explain what you can do for yourself to keep your airways healthy
You can describe what hay fever is
1 / 14
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Slide 1:
Slide
Biologie
Middelbare school
havo, vwo
Leerjaar 2
This lesson contains
14 slides
, with
interactive quizzes
,
text slides
and
1 video
.
Lesson duration is:
45 min
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Items in this lesson
B5 Healthy airways
Take off your jacket
Put your
things
on your
desk
Book, notebook, pencil case
Bag on the
floor
Read 1.5
timer
4:00
Lessongoals
You can explain what you can do for yourself to keep your airways healthy
You can describe what hay fever is
Slide 1 - Slide
When your ribs move up you ..
A
breathe in
B
breathe out
C
nothing happens
Slide 2 - Quiz
When your diaphragm moves up you ..
A
breathe in
B
breathe out
C
nothing happens
Slide 3 - Quiz
gas is exchanged in the alveoli.
What gas enters the blood in the alveoli?
A
Only oxygen
B
Only carbon dioxide
C
Oxygen and nitrogen
D
Carbon dioxide and nitrogen
Slide 4 - Quiz
Blood flows to and from the alveoli.
What is typical of blood flowing TOWARDS the alveoli?
A
Contains a lot of oxygen
B
Contains a lot of carbon dioxide
C
Contains a lot of oxygen and carbon dioxide
D
Contains low amounts of oxygen and carbon dioxide
Slide 5 - Quiz
Mark drinks a glass of coke. What happens to his epiglottis and uvula?
A
Both are open
B
Both are closed
C
Uvula is open and epiglottis is closed
D
Uvula is closed and epiglottis is open
Slide 6 - Quiz
Substances in cigarette smoke
Nicotine
Gets you addicted
Tar
Cilia don't work as good
Smokers cough
Cancer
Carbon dioxide (CO
2
)
Carbon mono-oxide (CO)
Poisonous and odourless
replaces O
2
Deadly
Dust particles
Damaging
Slide 7 - Slide
Ventilation
Adds oxygen to the air
Gets rid of excess CO
2
and dangerous gases
Helps prevent spread of bacteria and viruses
Slide 8 - Slide
Slide 9 - Video
Hay fever
Allergic to pollen (usually trees, grass)
Burning feeling in nose, throat, eyes
Slide 10 - Slide
Asthma
Notes
1. chronic lung disease - will NOT go away
2. muscles of the bronchioles contract - airways become small and difficult to breath
3. Symptom: shortness of breath
Slide 11 - Slide
COPD
Notes:
1. Chronic inflammation (ontsteking) of the airways
2. Usually caused by smoking
3. Smoke causes mucous lining (slijmvlies) to swell up and produce more mucous
4. Bronchioles and alveoli are also blocked - severe case
Slide 12 - Slide
Hay fever
Notes:
1. Caused by pollen (stuifmeel) from flowers
2. Pollen sticks to mucous lining
3. Symptoms: burning and itchy nose, throat, eyes
Slide 13 - Slide
Allergy
Notes
Allergy: hypersensitive to a particular substance
Allergic reaction: a reaction to something that you breath or eat
Examples: dust, animal hairs, makeup, or food
Slide 14 - Slide
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