Submental triangle
| Submental triangle | |
|---|---|
 Submental triangle | |
 Side of neck, showing chief surface markings. (Nerves are yellow, arteries are red.) | |
| Details | |
| Identifiers | |
| Latin | trigonum submentale |
| TA98 | A01.2.02.006 |
| TA2 | 233 |
| FMA | 61604 |
| Anatomical terminology | |
The submental triangle (or suprahyoid triangle) is a division of the anterior triangle of the neck.
Boundaries
It is limited:
- Posterior (backwards) boundary is the anterior belly of the Digastricus,
- in front by the midline of the neck between the mandible and the hyoid bone;
- Inferior (below) boundary , by the body of the hyoid bone;
- its floor is formed by the Mylohyoideus.
Contents
It contains:
- one or two lymph glands, the submental lymph nodes
- some small veins; the latter unite to form the anterior jugular vein
See also
Additional images
-
Muscles of the neck. Anterior view. -
The veins of the neck, viewed from in front. -
Front view of neck. -
The triangles of the neck. (Anterior triangles to the left; posterior triangles to the right. Suprahyoid labeled at left.)
External links
- lesson5 at The Anatomy Lesson by Wesley Norman (Georgetown University) (necktriangle)
- lesson6 at The Anatomy Lesson by Wesley Norman (Georgetown University)
- Anatomy figure: 25:01-03 at Human Anatomy Online, SUNY Downstate Medical Center - "Identification of the subdivsions of the anterior triangle and corresponding borders."
- Anatomy photo:25:19-0101 at the SUNY Downstate Medical Center - "Anterior Triangle of the Neck: The Submental Triangle"
This article incorporates text in the public domain from page 565 of the 20th edition of Gray's Anatomy (1918)