Questions and Answers
Where does gas exchange between the blood and external environment occur?
Alveoli
What is the function of the sinuses within the bones surrounding the nasal cavity?
Lighten the skull and act as resonance chambers
What separates the nasal cavity from the oral cavity?
Palate
Which region is not part of the three regions of the pharynx?
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What is the function of the epiglottis?
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What keeps the trachea patent (open) to allow airflow?
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Which bronchus is wider, shorter, and straighter than the other?
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Where does the apex of each lung lie?
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What are the lateral wall projections in the nasal cavity called?
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What is the function of tonsils in the pharynx?
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