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What are the labels of the respiratory system
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What’s the larynx function?
Houses the vocal chords and manipulates pitch and volume
What is the epiglottis and its function
A flap of cartilage that closes over the trachea when you swallow to prevent food entering your lungs
What happens when the epiglottis is open
Air can pass into trachea and then into lungs
What happens when the epiglottis is closed
Trachea covered, so food is directed into the oesophagus but cannot enter the trachea