Breathing System

jroach8989
Mind Map by jroach8989, updated more than 1 year ago
jroach8989
Created by jroach8989 over 5 years ago
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Mind map of GCSE Biology Unit 2 The Breathing System
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Resource summary

Breathing System
1 Ventilation
1.1 Breathing In
1.1.1 Intercostal Muscles and Diaphragm contract
1.1.2 Thorax volume increase
1.1.3 Pressure decrease
1.1.3.1 Air drawn in
1.2 Breathing Out
1.2.1 Intercostal muscles and Diaphragm relax
1.2.2 Thorax volume decreases
1.2.3 Pressure increses
1.2.3.1 Air pushed out
2 Artificial Ventilators
2.1 Iron Lung
2.1.1 Neck to abdomen
2.1.1.1 Air pumped out
2.1.1.1.1 Presuure decreases
2.1.1.1.1.1 Lungs expand
2.1.1.1.1.1.1 Air drawn in
2.2 Ventilators
2.2.1 Pump air into lungs
2.2.1.1 Air released when pumping stops
3 Location and Organs
3.1 In Thorax
3.1.1 Separated from abdomen by diaphragm
3.2 Lungs
3.2.1 Pink sponges
3.2.1.1 In Ribcage
3.2.1.1.1 Intercostal muscles between ribs
3.3 Trachea
3.3.1 Splits into Bronchi
3.3.1.1 Splits into Bronchioles
3.3.1.1.1 Lead to Alveoli
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