Geniohyoid muscle
Geniohyoid muscle | |
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deglutition | |
Identifiers | |
Latin | musculus geniohyoideus |
TA98 | A04.2.03.007 |
TA2 | 2166 |
FMA | 46325 |
Anatomical terms of muscle] |
The geniohyoid muscle is a narrow paired muscle situated superior to the medial border of the mylohyoid muscle. It is named for its passage from the chin ("genio-" is a standard prefix for "chin")[1] to the hyoid bone.
Structure
The geniohyoid is a paired short muscle that arises from the inferior mental spine, on the back of the mandibular symphysis, and runs backward and slightly downward, to be inserted into the anterior surface of the body of the hyoid bone.[2]: 346 It lies in contact with its fellow of the opposite side. It thus belongs to the suprahyoid muscles. The muscle receives its blood supply from branches of the lingual artery.[3]
Innervation
The geniohyoid muscle is innervated by fibres from the
Variations
It may be blended with the one on opposite side or double; slips to
Function
The geniohyoid muscle brings the
History
The inclined position of the geniohyoid muscle has been contrasted to the horizontal position in neanderthals.[6]
Additional images
This gallery of anatomic features needs cleanup to abide by the medical manual of style. ; please improve or remove the gallery accordingly. (May 2015) |
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Illustration of the hyoid bone showing the insertion point of the geniohyoid muscle
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Sagittal section of nose mouth, pharynx, and larynx.
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Geniohyoid muscle
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Geniohyoid muscle
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Geniohyoid muscle
See also
References
This article incorporates text in the public domain from page 393 of the 20th edition of Gray's Anatomy (1918)
- ^ "Genio-". Merriam-Webster Dictionary.
Chin
- ^ ISBN 978-81-8448-461-8.
- ^ ISBN 978-0-323-39304-1.)
{{cite book}}
: CS1 maint: location missing publisher (link - ^ PMID 12444272.
- ISBN 978-0-443-06612-2.
- PMID 22106429.
External links
- Anatomy figure: 34:02-06 at Human Anatomy Online, SUNY Downstate Medical Center
- "Anatomy diagram: 25420.000-1". Roche Lexicon - illustrated navigator. Elsevier. Archived from the original on 2015-02-26.
- Frontal section