Nasal cavity: Learn about the nasal

Learn about the nasal cavity, a hollow space in the nose that filters, warms, and humidifies the air we breathe. Find out its structure, location, layers, blood supply, nerve innervation, and clinical significance. Nasal cavity Anatomy • Lined by pseudostratified columnar epithelium with cilia • Inferior portion is larger than superior portion • Olfactory epithelium is located at the superior part of the nasal cavity around the cribriform plate Piriform aperture • Anterior opening bounded by the nasal bones and maxilla Nasal septum • Frequently deviates to 1 side, giving rise to unequal chambers Lateral walls • Composed of large venous plexuses that have the appearance of erectile tissue ... This is an article covering the anatomy of the nasal cavity, its parts, blood supply and innervation. Learn all about it at Kenhub! The role of the nasal cavity is to humidify and warm the inspired air. Also, as the air passes through, the nasal cavity removes minute airborne particles and other debris before the air reaches the lower airways. Columnar epithelium lines the nasal cavity. This type of epithelial lining also secretes mucus that coats the lining and helps with the mucociliary clearance of minute aerosolized particles that become trapped in the nasal mucosa. The nasal cavity also functions to facilitate ...