Longissimus Thoracis: Difference between revisions
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== Description == | == Description == | ||
Longissimus Thoracis belongs to the intermediate column of the Sacrospinalis group of muscles.<ref name="1">Gray, Henry. Anatomy of the Human Body. Philadelphia: Lea & Febiger, 1918; Bartleby.com, 2000. www.bartleby.com/107/.</ref> | Longissimus Thoracis belongs to the intermediate column of the Sacrospinalis group of muscles.<ref name="1">Gray, Henry. Anatomy of the Human Body. Philadelphia: Lea &amp;amp; Febiger, 1918; Bartleby.com, 2000. www.bartleby.com/107/.</ref> | ||
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== Insertion == | == Insertion == | ||
The tips of transverse process of all thoracic vertebrae and the lower 9 or 10 ribs between the tubercles and angles <ref name="2" /> <br> | |||
The tips of transverse process of all thoracic vertebrae and the lower 9 or 10 ribs between the tubercles and angles | |||
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== Nerve Supply == | == Nerve Supply == | ||
Dorsal rami of thoracic and lumbar spinal nerves (T7 to L5) <ref name="3">http://www.anatomyexpert.com/app/structure/5230/</ref> <br> | |||
Dorsal rami of thoracic and lumbar spinal nerves (T7 to L5) | |||
<ref name="3">http://www.anatomyexpert.com/app/structure/5230/</ref> | |||
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== Blood Supply == | == Blood Supply == | ||
Dorsal branches of the posterior intercostal arteries from the thoracic aorta. <ref name="3" /> | |||
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== Action == | == Action == |
Revision as of 17:39, 11 August 2015
Description[edit | edit source]
Longissimus Thoracis belongs to the intermediate column of the Sacrospinalis group of muscles.Cite error: Invalid <ref>
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Origin
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The common broad, thick tendon with Iliocostalis Lumborum, fibers from the transverse and mamillary processes of the lumbar vertebrae and lumbrosacral aponeurosisCite error: Invalid <ref>
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Insertion[edit | edit source]
The tips of transverse process of all thoracic vertebrae and the lower 9 or 10 ribs between the tubercles and angles Cite error: Invalid <ref>
tag; name cannot be a simple integer. Use a descriptive title
Nerve Supply[edit | edit source]
Dorsal rami of thoracic and lumbar spinal nerves (T7 to L5) Cite error: Invalid <ref>
tag; name cannot be a simple integer. Use a descriptive title
Blood Supply[edit | edit source]
Dorsal branches of the posterior intercostal arteries from the thoracic aorta. Cite error: Invalid <ref>
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Action[edit | edit source]
- acting unilaterally, extension of vertebral column and flexion to the same side
- acting bilaterally, extension and hyperextension of vertebral columnCite error: Invalid
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Function
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Draws ribs down to help with breathingCite error: Invalid <ref>
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Recent Related Research (from Pubmed)[edit | edit source]
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