Longus capitis muscle
Appearance
Longus capitis muscle | |
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Details | |
Origin | anterior tubercles of the transverse processes of the third, fourth, fifth, and sixth cervical vertebræ |
Insertion | basilar part of the occipital bone |
Nerve | C1-C3/C4 |
Actions | flexion of neck at atlanto-occipital joint |
Identifiers | |
Latin | musculus longus capitis |
TA98 | A04.2.01.003 |
TA2 | 2149 |
FMA | 46308 |
Anatomical terms of muscle |
The longus capitis muscle (rectus capitis anticus major), broad and thick above, narrow below, arises by four tendinous slips, from the anterior tubercles of the transverse processes of the third, fourth, fifth, and sixth cervical vertebræ, and ascends, converging toward its fellow of the opposite side, to be inserted into the inferior surface of the basilar part of the occipital bone.
It is innervated by a branch of cervical plexus.
Longus capitis has several actions:
acting unilaterally, to: flex the head and neck laterally rotate the head ipsilaterally acting bilaterally, to flex the head and neck [1]
Additional images
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Occipital bone. Outer surface.
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Left temporal bone. Outer surface.
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Base of skull. Inferior surface.
References
External links
- Template:MuscleLoyola
- . GPnotebook https://www.gpnotebook.co.uk/simplepage.cfm?ID=-1972699056.
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(help) - Template:EMedicineDictionary
- Template:RocheLexicon
- PTCentral
This article incorporates text in the public domain from page 395 of the 20th edition of Gray's Anatomy (1918)