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respiratory system, gaseous exchange, diaphragm, intercoastal muscles,…
respiratory system
Nose
Nasal cavity
Pharynx
Epiglottis
Larynx
Trachea
Primary, secondary, tertiary bronchus
Bronchioles
Terminal bronchioles
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diaphragm
contraction
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- increases volume in lungs
- decreases pressure in lungs
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relaxation
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- decreases volume in lungs
- increases pressure in lungs
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intercoastal muscles
external
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- increase volume in chest (lungs)
- decreasing pressure in chest (lungs)
internal
- increasing pressure in chest (lungs)
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- decreasing volume in chest (lungs)
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