CEIP Ginés Morata
Almería
4th GRADE MINIMUM CONTENTS
UNIT 3: INSIDE OUR BODY - THE RESPIRATORY SYSTEM
► THE RESPIRATORY SYSTEM
the air in order to survive.
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We use our respiratory system to breathe in air. Our body needs oxygen from
 When we breathe in, air enters our body through our nose and mouth.
 The air goes down the trachea.
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 Next, it goes through two small tubes called the bronchi, and enters our
lungs.
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 In our lungs, oxygen passes from the air into our blood.
 Finally, carbon dioxide from our body returns to the lungs. When we
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in
breathe out, it leaves our body.
Equipo de bilingüismo
Javier LG
CEIP Ginés Morata
Almería
UNIT 3: INSIDE OUR BODY - THE RESPIRATORY SYSTEM
ACTIVITIES
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1.- Unscramble the letters and complete the sentences with the correct
word.
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enso
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a. The _______________________________ are two small tubes.
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b. When we breathe in, air goes down the _______________________.
c. Air enters and leaves our body through our____________ and ___________.
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d. Oxygen passes into our blood in our _________________________.
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2.- Label the diagram of the respiratory system.
Equipo de bilingüismo
Javier LG
CEIP Ginés Morata
Almería
3.- Put the process of respiration in order.
______ Air enters our lungs.
______ Air goes down the trachea.
or
at
a
______ Air goes through the bronchi.
______ Carbon dioxide from our body returns to the lungs.
______ In our lungs, oxygen passes from the air into our blood.
______ When we breathe out, carbon dioxide leaves our body.
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___1__ When we breathe in, air enters our body through our nose and mouth.
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4.- Complete your bilingual dictionary.
THE RESPIRATORY SYSTEM
- Oxygen: ________________
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- Nose & mouth: ___________
- Trachea: _______________
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- Bronchi: ________________
- Lung: __________________
- Blood: _________________
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- Carbon dioxide: __________
- Breath in / Breath out
______________________
- Go down
______________________
- go through
______________________
- Pass into
______________________
- return
______________________
Equipo de bilingüismo
Javier LG