using flow chart write the path of oxygen from nose to respiring tissue cell
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oxygen rich air from enviroment
nasal cavities
pharynx
trachea
bronchi
bronchioles
alveoli
oxygen and carbon dioxide exchange at alveoli
bronchioles
bronchi
trachea
pharynx
nasal cavities
carbon dioxide rich in to the environment
nasal cavities
pharynx
trachea
bronchi
bronchioles
alveoli
oxygen and carbon dioxide exchange at alveoli
bronchioles
bronchi
trachea
pharynx
nasal cavities
carbon dioxide rich in to the environment
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