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The Respiratory System

Horizontales
The main muscle used for breathing
The bone that protects the lungs
Carries air into the bronchiole
Another word for voicebox
____________ muscle is between the rib bones
Acts as a 'flap' to prevent food going down the Trachea
Another word for the windpipe
Verticales
_________ can be very damaging to the lungs
The place where gas exchange takes place
Another word for the 'throat'
Carries air into the alveoli
Main organ of the respiratory system
The ______ warms, filters and moistens air