Science Enhanced S&S Biology - Virginia Department of ...
When a(n) ____ contracts, the chest cavity gets larger and air rushes to your lungs. a) lung b) alveolus c) diaphragm d) trachea . The passageway that leads to the lungs is called the a) alveolus b) trachea c) epiglottis d) diaphragm ... What structures trap foreign particles and bacteria in the nose and trachea? a) pharynx b) epiglottis c ... ................
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