| Posterior nasal spine | |
|---|---|
 Left palatine bone. Posterior aspect. Enlarged. (Posterior nasal spine labeled at bottom right.) | |
 Roof, floor, and lateral wall of left nasal cavity. (Posterior nasal spine labeled at bottom left.) | |
| Details | |
| Part of | medial end of posterior border of horizontal plate of palatine bone of skull |
| System | skeletal |
| Identifiers | |
| Latin | Spina nasalis posterior ossis palatini |
| TA98 | A02.1.13.017 |
| TA2 | 815 |
| FMA | 75776 |
| Anatomical terms of bone | |
The posterior nasal spine is part of the horizontal plate of the palatine bone of the skull. It is found at the medial end of its posterior border. It is paired with the corresponding palatine bone to form a solid spine. It is the attachment of the uvula muscle.
Structure
The posterior nasal spine is found at the medial end of the posterior border of the horizontal plate of the palatine bone of the skull.
Function
The posterior nasal spine is the attachment of the uvula muscle.
Clinical applications
The posterior nasal spine is an important cephalometric landmark.[1]
Additional images
Base of skull. Inferior surface.
See also
References
This article incorporates text in the public domain from page 167 of the 20th edition of Gray's Anatomy (1918)
External links
- "Anatomy diagram: 34257.000-1". Roche Lexicon - illustrated navigator. Elsevier. Archived from the original on 2012-07-22.
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