Submental triangle
Part of the human neck
The submental triangle (or suprahyoid triangle) is a division of the anterior triangle of the neck.
01Boundaries
It is limited to:
- Lateral (away from the midline), formed by the anterior belly of the digastricus
- Medial (towards the midline), formed by the midline of the neck between the mandible and the hyoid bone
- Inferior (below), formed by the body of the hyoid bone
- Floor is formed by the mylohyoideus
- Roof is formed by investing layer of deep cervical fascia
02Contents
It contains one or two lymph glands, the submental lymph nodes (three or four in number) and Submental veins and commencement of anterior jugular veins.
(The contents of the triangle actually lie in the superficial fascia over the roof of submental triangle)
Sources and credits
This article is adapted from the Wikipedia article “Submental triangle”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
Images, from Wikimedia Commons:
- Musculi coli base, my edits for tringles, Submental.svg by Olek Remesz (wiki-pl: Orem, commons: Orem) Modified by user:madhero88, CC BY 3.0
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