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Biology 23 Online
OpenStudy (phebe):

17. How does the air pressure in the chest cavity change when the rib cages rises? @PRAETORIAN.10

OpenStudy (praetorian.10):

oh crap sorry Selena

OpenStudy (praetorian.10):

well i will have to answer this while at work leaving now

OpenStudy (phebe):

ok

OpenStudy (anonymous):

um the air pressure increases as u inhale and ur chest expands. The diaphragm also contracts

OpenStudy (phebe):

u sure

OpenStudy (anonymous):

i think so. if u look at diagrams it shows the chest where the rib cage is located expands

OpenStudy (praetorian.10):

Hey Selena

OpenStudy (abhisar):

Hello @Phebe ! When the rib cage rises the chest cavity enlarges due to which the air pressure decreases. This causes the air from the atmosphere to move inside the lungs

OpenStudy (abhisar):

@Somy

OpenStudy (somy):

take a look at this pic i would suggest u try imagining this process happening in you i always helps to get deeper understanding :D

OpenStudy (somy):

it*

OpenStudy (koikkara):

HopE if U aRe SatisfieD with ThiS AnsweR, PleAsE ClosE ThiS QuestioN !! @Phebe

OpenStudy (phebe):

thanx guys

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