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Pharyngeal opening of auditory tube |
| Pharyngeal opening of auditory tube | |
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| Front of nasal part of pharynx, as seen with the laryngoscope. (Pharyngeal ostium labeled at bottom right.) | |
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| External and middle ear, opened from the front. Right side. | |
| Latin | ostium pharyngeum tubae auditivae |
| Gray's | subject #244 1141 |
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.
 Lateral wall of nasal cavity. |
 Auditory tube, laid open by a cut in its long axis. |
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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 As such, some of the information contained herein may be outdated.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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