what parts are in the upper airway
Upper Airway Anatomy. Definition. The upper airway consists of the pharynx and the nasal cavities; however, some authors include the larynx and trachea as well. The pharynx is can be divided into the nasopharynx, oropharynx, and laryngopharynx. The nose is composed of bone and cartilage, which are in turn attached to the facial skeleton.