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2689696
Breathing System
Description
Mind map of GCSE Biology Unit 2 The Breathing System
No tags specified
biology
breathing
vetillation
biology
gcse
Mind Map by
jroach8989
, updated more than 1 year ago
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Created by
jroach8989
about 9 years ago
46
2
0
Resource summary
Breathing System
Ventilation
Breathing In
Intercostal Muscles and Diaphragm contract
Thorax volume increase
Pressure decrease
Air drawn in
Breathing Out
Intercostal muscles and Diaphragm relax
Thorax volume decreases
Pressure increses
Air pushed out
Artificial Ventilators
Iron Lung
Neck to abdomen
Air pumped out
Presuure decreases
Lungs expand
Air drawn in
Ventilators
Pump air into lungs
Air released when pumping stops
Location and Organs
In Thorax
Separated from abdomen by diaphragm
Lungs
Pink sponges
In Ribcage
Intercostal muscles between ribs
Trachea
Splits into Bronchi
Splits into Bronchioles
Lead to Alveoli
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