NCIt definition : One of three (Inferior, Middle, Superior) paired bony shelves located within the nasal
cavity through which inhaled air is taken into the nasopharynx. It is lined with ciliated,
pseudostratified columnar epithelium and functions to humidify, heat, and filter incoming
air, as well as protecting the olfactory bulb and sinuses from incorrectly pressurized
incoming air.;
Alternative definition : CDISC: The bone that protrudes into the nasal cavity from the skull, variably covered
by respiratory, transitional or olfactory epithelium.;