Muscular triangle
Muscular triangle | |
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![]() Muscular triangle | |
![]() Side of neck, showing chief surface markings. (Nerves are yellow, arteries are red.) | |
Details | |
Identifiers | |
Latin | trigonum musculare |
TA98 | A01.2.02.005 |
TA2 | 236 |
FMA | 61601 |
Anatomical terminology |
The inferior carotid triangle (or muscular triangle), is bounded, in front, by the median line of the neck from the
It is covered by the integument, superficial fascia,
Beneath these superficial structures are the
This vessel is enclosed within its sheath, together with the internal jugular vein and vagus nerve; the vein lies lateral to the artery on the right side of the neck, but overlaps it below on the left side; the nerve lies between the artery and vein, on a plane posterior to both.
In front of the sheath are a few descending filaments from the
By cutting into the upper part of this space, and slightly displacing the sternocleidomastoid, the common carotid artery may be tied below the omohyoid.
Gallery
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Muscles of the neck. Anterior view.
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The triangles of the neck. (Anterior triangles to the left; posterior triangles to the right. Suprahyoid labeled at left.)
See also
References
This article incorporates text in the public domain from page 563 of the 20th edition of Gray's Anatomy (1918)
External links
- Anatomy photo:25:03-0100 at the SUNY Downstate Medical Center
- Anatomy figure: 25:01-00 at Human Anatomy Online, SUNY Downstate Medical Center
- lesson5 at The Anatomy Lesson by Wesley Norman (Georgetown University) (necktriangle)
- lesson6 at The Anatomy Lesson by Wesley Norman (Georgetown University)