Font size
Worksheetsrespiratory system
Total questions: 42
Worksheet time: 21mins
What is the purpose of the respiratory system?
takes in oxygen and releases nitrogen
takes in carbon dioxide and releases oxygen
takes in oxygen and releases carbon dioxide
takes in nitrogen and releases oxygen
It is the network of organs and tissues that help you breathe.
digestive system
nervous system
circulatory system
respiratory system
Muscle that helps your lungs pull in air and push it out.
diaphragm
alveoli
heart
trachea
Tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide takes place.
bronchioles
lung lobes
alveoli
capillaries
It is also called as your windpipe.
Larynx
Lung
trachea
Bronchi
When you exhale, the diaphragm
moves upwards
moves downwards
flattens
none of the above
Which 2 substances are exchanged in the Respiratory System?
oxygen and nitrogen
carbon dioxide and oxygen
oxygen and glucose
glucose and carbon dioxide
The main purpose of the respiratory system is to helps us breathe.
True
False
The respiratory system brings in _______from the air.
carbon dioxide 二氧化碳
fresh air新鲜空气
oxygen氧气
The respiratory system removes_______from our body.
carbon dioxide二氧化碳
oxygen 氧气
fresh air 新鲜空气
The_______protects your lungs.
bone
rib cage
heart
Inhale means to__________
breathe in
breathe out
Exhale means to _________
breathe in
breathe out
The left lung is a little bit smaller than the right lung, because_______________________________.
The right lung is more important.
The left lung has other jobs.
The left lung needs to make space for the heart.
What's the other name for trachea?
pipe
windpipe
foodpipe
two organs inside your chest which fill with air when you breathe in.
trachea
lung
nose
the layer of muscle between the lungs and the stomach, used to control breathing.
trachea
lung
diaphram
the two air passages of the lungs which diverge from the windpipe.
trachea
bronchi
diaphram
a tube by which air passes to and from the lungs.
trachea
bronchi
diaphram
Respiration is the ________ between the body and the outside world.
breathing in O2
breathing out CO2
gas exchange
What is the name for this system?
Skeletal system
Digestive system
Respiratory system
What part of the respiratory system is number 2?
Bronchi
Mouth
Nose
Trachea
What part of the respiratory system is number 1?
Bronchi
Mouth
Nose
Trachea
What part of the respiratory system is number 4?
Bronchi
Mouth
Nose
Trachea
What part of the respiratory system is number 3?
Bronchi
Mouth
Nose
Trachea
What part of the respiratory system is number 5?
Trachea
Alveoli
Lungs
Nose
Where do we get oxygen?
Plants produce it from photosynthesis.
Plants produce it from cellular respiration.
Why does our body need an epiglottis?
To prevent choking, specifically food or water entering the windpipe
It does not serve a purpose since no tubes interact
Where does gas exchange occur?
Only in the respiratory system
Where the respiratory system and the circulatory system meet
What letter points to the Alveoli?
C
D
E
F
What letter points to the trachea?
C
B
E
D
These body parts are part of the respiratory system:
Just the lungs.
Lungs, nose and mouth
Lungs, nose, mouth and windpipe
Nose and mouth
When we breathe out (exhale), what happens to our lungs?
It contracts.
It expand.
Nothing
I do not know.
These body parts are part of the respiratory system:
Just the lungs.
Lungs, nose and mouth
Lungs, nose, mouth and windpipe
Nose and mouth
When we breathe out (exhale), what happens to our lungs?
It contracts.
It expand.
Nothing
I do not know.
The (a) is also called the windpipe.
What can we do to keep our lungs healthy?
Healthy diet
Exercise
Do not smoke.
All of the them
Which gas do we inhale (breathe in)?
Carbon
Carbon dioxide
Air
Oxygen
Which gas do we exhale (breathe out)?
Carbon dioxide
Oxygen
Carbon
I don't know
Is it true that we need to take care of our lungs?
Yes, 100%
No, not that important.
Draw an example of healthy lungs.
We are busy with the _________ system.
Lung
Respiratory
Breathe
Air
