PHARYNX Meaning and
Definition
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The term "pharynx" refers to a part of the human anatomy located at the back of the throat, serving as a passage for both air and food. It is a muscular and membranous structure that plays an essential role in the respiratory and digestive systems.
The pharynx extends from the base of the skull down to the level of the sixth cervical vertebra (C6) and is divided into three regions: the nasopharynx, oropharynx, and laryngopharynx. The nasopharynx connects the nasal cavity to the oropharynx and is primarily responsible for facilitating the passage of air during breathing. It also houses the adenoids, which are lymphoid tissues that help in the immune system's defense against infection.
The oropharynx is located posterior to the oral cavity and is involved in both respiration and digestion. It receives both food and air and serves as a shared pathway for the respiratory and gastrointestinal tracts. Additionally, it acts as a resonating chamber for the production of sound during speech.
Situated below the oropharynx, the laryngopharynx is the most inferior part of the pharynx. It plays a crucial role in routing food towards the esophagus during swallowing, keeping it separate from the airway. The laryngopharynx also contains the entrance to the larynx, which houses the vocal cords, contributing to the production of sound.
Overall, the pharynx is a vital structure that ensures the proper functioning of both the respiratory and digestive systems, acting as an intermediate passage between the nasal and oral cavities and the larynx and esophagus.
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The upper expanded portion of the digestive tube, between the esophagus below and the mouth and nasal cavities above and in front.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
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The muscular or membranous pouch forming the back part of the mouth, and shaped like a funnel, terminating in the oesophagus or gullet.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
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Etymology of PHARYNX
The word "pharynx" has its origin in the Ancient Greek language. It comes from the Greek word "pharynx" (φάρυγξ), which means "throat" or "windpipe". This term is derived from the Greek verb "pharýssein" (φαρύσσειν), meaning "to gulp down" or "to swallow". The Greek word "pharynx" was later borrowed into Latin as "pharynx", and it has remained unchanged in form since then.
Similar spelling words for PHARYNX
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