The Upper respiratory tract refers to the the following parts of the respiratory system: This article needs to be cleaned up to conform to a higher standard of quality. ...
Upper respiratory tract infections are among the most common infections in the world. Human nose The Nose is a story by Gogol and an opera by Dmitri Shostakovich. ... The paranasal sinuses are eight (four pairs) air-filled spaces, or sinuses, within the bones of the skull and face. ... Anatomy In anatomy, the throat is the part of the neck anterior to the vertebral column. ... The pharynx is the part of the digestive system of many animals immediately behind the mouth and in front of the esophagus. ...
The upperrespiratorytract consists of the nose, nasal cavity, larynx, and trachea, as well as some of the sinuses and air cells.
Upperrespiratorytract infections include the common cold (rhinitis), influenza, laryngitis (inflammation of the voice box), pharyngitis (sore throat), sinusitis, tonsillitis, and croup (in children).
Upperrespiratorytract infections are diagnosed according to the types and durations of symptoms.
Upperrespiratorytract infections are probably the most common infections in the world.
Most of the respiratorytract exists merely as a piping system for air to travel in the lungs; alveoli are the only part of the lung that exchanges oxygen and carbon dioxide with the blood.
The respiratorytract is covered in an epithelium, the type of which varies down the tract.
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