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Crucigrama Sopa de Letras Hoja de Trabajo
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Structure of the Respiratory System

Horizontales
Associated with sound
Prevents food from entering the airway
Located behind the nasal cavity
Transports oxygen into and CO2 out of the body
Site of gas exchange
Verticales
Where the trachea divides in to two
Strong muscle that draws air into the lungs
Organ through which air travels