Pharyngeal opening of auditory tube

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Pharyngeal opening of auditory tube
Front of nasal part of pharynx, as seen with the laryngoscope. (Pharyngeal ostium labeled at bottom right.)
External and middle ear, opened from the front. Right side.
Latin	ostium pharyngeum tubae auditivae
Gray's	subject #244 1141
Dorlands/Elsevier	o_09/12601992

On the lateral wall of the nasal part of the pharynx is the pharyngeal opening of auditory tube (pharyngeal ostium), somewhat triangular in shape, and bounded behind by a firm prominence, the torus or cushion, caused by the medial end of the cartilage of the tube which elevates the mucous membrane.

[edit] External links

• Czerwonka R, Złomaniec J, Semczuk B (1995). "[The endoscopic assessment of the pharyngeal opening of the auditory tube in recurrent exudative otitis media in children]" (in Polish). Otolaryngol Pol 49 (5): 426–30. PMID 8714566. 

[edit] Additional images

Lateral wall of nasal cavity.

Auditory tube, laid open by a cut in its long axis.

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.

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