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we need energy - Coggle Diagram
we need energy
how do we breathe
the enchange of gases in the body
carbon dioxide
oxigenated blood
oxygen
How our diaphram works
exhalation
inhalation
the respiratory system
mouth
trachea
nose
the urinary system
ureters
bladder
kidneys
the sweat glands
pores
epidermis
dermis
the stages of digesion
what happens to the food we eat
digestive systm
digestion
nutrition
ingestion
propulsion
defecation
why does the heart beat
the circulatory system
red blood cells
platelets
plasma
blood circulation
deoxigenated blood
inferior and superior vena cava.
right verticle
how does the body clean blood
