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the conchae and nasal mucosa function during inhalation to filter, heat, and moisten the air. during exhalation, they reclaim this heat and moisture. the inhaled air cools the conchae, and then during exhalation these cooled conchae precipitate moisture and extract heat from the humid air flowing over them.
The nasal conchae are long, narrow curled shelves of bone that protrude into the nasal cavity.The superior, middle and inferior conchae divide the nasal cavity into three groove-like air passages.he nasal conchae are long, narrow curled shelves of bone that protrude into the nasal cavity.