793923
Description
Mind Map by danny-hudson97, updated more than 1 year ago
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Created by danny-hudson97
over 10 years ago
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Expiration Mechanics Of
Breathing During Exercise
- Expiration
(passive) At Rest
- 1) Diaphragm relaxes
(passive) External
Intercostals relax
(passive)
- 2) Diaphragm
pushed upwards,
RIbs/sternum
move in and down
- 3) Thoracic
cavity
volume
decreases
- 4) Lung air
pressure
above
atmospheric air
- 5) Air
rushes
out of
lungs
- 1) Diaphragm relaxes
(passive) External
Intercostals relax
(passive)
- Expiration (passive)
During Exercise
- 1) Diaphragm relaxes, External
intercostals relax, Internal
intercostals contract (active)
Rectus abdominals/Oblique
contract (ative)
- 2) Diaphgram
pushed up harder
with more force
rib/sternum pulled
in and down
- 3) Greater
decrease in
thoracic
cavity volume
- 4) Higher
air
pressure
in lungs
- 5) More air
pushed
out of the
lungs
- 1) Diaphragm relaxes, External
intercostals relax, Internal
intercostals contract (active)
Rectus abdominals/Oblique
contract (ative)
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