Obliquus Capitis Superior: Difference between revisions
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'''Original Editor ''' [[User:Oyemi Sillo|Oyemi Sillo]] | '''Original Editor ''' [[User:Oyemi Sillo|Oyemi Sillo]] | ||
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[[Category:Anatomy]][[Category:Cervical_Anatomy]] | |||
Revision as of 18:26, 24 February 2014
Original Editor Oyemi Sillo
Lead Editors - Richard Benes, Oyemi Sillo, Kim Jackson, Daniele Barilla, WikiSysop, 127.0.0.1 and Evan Thomas
Description
[edit | edit source]
Musculus obliquus capitis superior is a member of the suboccipital group of muscles along with Obliquus capitis inferior, Rectus capitis posterior major & Rectus capitis Posterior minor. It is narrow below, wide and expanded above, and is lateral to semispinalis capitis. It forms the superolateral border of the suboccipital triangle.[1]
Origin[edit | edit source]
superior surface of the transverse process of the atlas (C1)[2]
Insertion[edit | edit source]
Between the superior and inferior nuchal lines of the occipital bone[2]
Nerve Supply[edit | edit source]
Suboccipital nerve or dorsal ramus of cervical spinal nerve (C1)[3]
Blood Supply[edit | edit source]
The muscle receives its blood supply from the vertebral artery and the deep descending branch of the occipital artery.[3]
Action[edit | edit source]
Bilaterally they extend the head; unilaterally they laterally flex the the head to the same side as the muscle.[2]
Function[edit | edit source]
A postural muscle that monitors the position of the head.[3]
Recent Related Research (from Pubmed)[edit | edit source]
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References[edit | edit source]
- ↑ Gray's Anatomy of Human Body, Bartleby.com edition. New York: 2000. fckLRhttp://www.bartleby.com/107/116.html
- ↑ 2.0 2.1 2.2 http://www.wheelessonline.com/ortho/obliquus_capitis_superior_1
- ↑ 3.0 3.1 3.2 http://www.anatomyexpert.com/structure_detail/5212/
