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7th Grade Health


Respiratory System The organs that supply your blood with oxygen.
Trachea Is a passageway in your throat that takes air into and out of your lungs.
Epiglottis Is a flap of tissue in the back of your mouth that keeps food out of your trachea.
Bronchi Are two passageways that branch from the trachea, one to each lung.
Lungs Are two organs that exchange oxygen and carbon dioxide.
Diaphragm Is a large, dome shaped muscle below the lungs that expands and compresses the lungs, enabling breathing.
Created by: rchang025