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we need energy, image, image, image - Coggle Diagram
we need energy
the digestion syten
saliva
food bolus
tongue
stomach
teeth
how do we breathe
bronchi
trachea
mouth
aleveoli
nose
the exchage of gases in the body
oxygenated blood
carbon dioxide
deoxygenated blood
oxygen
what happens to the food we eat
chemical digestion
intolerant
propulsion
ingestion
faeces
