Changing the chest volume creates a pressure differential between the chest and the atmosphere, which drives air movement to equalize these pressures.
Changer le volume thoracique crée une différence de pression entre la poitrine et l'atmosphère, l'air se déplaçant ensuite pour égaliser les pressions.
| Front | changing chest volume creates a |
|---|---|
| Back | pressure differential between the chest and atmosphere, with air then moving to equalise |
Tags: 6_4_gas_exchange
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