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Mechanism of Breathing

Last updated May 26, 2023 Edit

# Inhalation/Inspiration

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# Exhalation/Expiration

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FeatureInhalationExhalation
DiaphragmContracts + flattensRelaxes, becomes dome shaped
Digestive OrgansPushed DownPush Diaphragm up
Intercostal MusclesContractRelax
RibcageRisesFalls
Chest CavityVolume increasesVolume decreases
ThoraxPressure decreasesPressure increases
AirForced INForced OUT

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