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Topic 10: Breathing - Coggle Diagram
Topic 10: Breathing
10.2 how does our respiratory system work?
blocked by foreign objects
prevent air from entering and leaving the lungs
choking
windpipe
carries air from the nose to bronchi
produces mucus that trap dust and bacteria
Contain thingy hair-like structures that sweep the mucus out of the windpipe to be removed
bronchi
carry air from the windpipe to the lungs
produce mucus
Contain thingy hair-like structures that sweep the mucus out of the windpipe to be removed
lungs
expand to take in air
connect to remove air
Are where the oxygen in inhaled air enters the blood
Are where the carbon dioxide in inhaled air leaves the blood
Diaphragm
connects and flattens downwards when we inhaled
relaxes and arches upwards when we exhaled
ribcage
Moves upwards and outwards when inhaling
Move downwards and inhaling when exhaling
protects the hearts and lungs from injury
10.1 why do we need breathe?
breathing
inhaled air enters the lungs
breathe in
exhaled air leaves the lungs
breathe out
less oxygen
respiration uses oxygen
more carbon dioxide
respiration produces carbon dioxide
respiration releases energy in the body's cells
limewater
turns from clear to cloudy
more water vapour
some moisture from our lungs is removed as water vapour
cobalt chloride paper
turns from blue to pink
10.3 how does smoking affects our respiratory system
smoking
passive smoking
-bronchitis & lung cancer