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WE NEED ENERGY - Coggle Diagram
WE NEED ENERGY
How do we breathe ?
The exchange of gases in the body
carbon dioxide
oxygenated blood
Oxygen
How our diaphragm works
moves up
exhalation (breathing out)
inhalation (breathing in )
The respiratory system
trachea
nose
bronchus
What happens to the food we eat?
the stages of digestion
ingestion
faeces
defecation
the digestive system
chyme
tongue
teeth
How does the body clean blood ?
the urinary system
ureters
urethra
urine
the sweat glands
evaporates
dermis
sweat glands
Why does the heart beat?
the circulatory system
plasma
platelets
red blood cells
Blood circulation
Pulmonary artery
Left ventricle
Valves
