Respiratory system

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Pharynx

...

Trachea

a tube that carries air from the larynx to the lungs

Alveoli

group of tiny air sacs

Lung

respiratory organ;takes in and releases air

Diaphragm

sheet of muscle located between the chest and the abdomen

Bronchi

the two branches of the trachea

inhale

to breathe in

exhale

to breathe out

Carbon Dioxide

waste product given off in the gas exchange between air and blood in the alveoli


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