Nasal cavity: The nasal chamber or nasal cavity is

The nasal chamber or nasal cavity is an organ situated in the nose of a human being. With its functions of humidifying the inspired air and removing pathogens, it proves to be essential when it comes to the functioning of the respiratory as well as the olfactory system. It constitutes the upper respiratory system and the paranasal sinuses, oral cavity, pharynx, and larynx and is the first of the respiratory tract structures. Anatomy and physiology The nasal cavity heats and humidifies the inspired air and filters small particles into the air before the air reaches the lung. The nasal cavity is lined with the same columnar epithelium that lines the lung’s airways. This is an article covering the anatomy of the nasal cavity, its parts, blood supply and innervation. Learn all about it at Kenhub! The nasal cavity and nearby sinuses are lined with nasal mucosa, which warms and moistens inhaled air. Shell-like bones called nasal conchae assist in the air-warming process. Tiny hairs in the nostrils trap large particles, preventing them from entering the lungs. The nose triggers sneezing to expel irritating particles.