Scalenus Minimus: Difference between revisions
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== Description == | == Description == | ||
<div>Part of the Scalene group of lateral neck muscles,this muscle is absent in a large percentage of the population.</div><div>Cadaver studies report finding it on one side in between 7%<ref>Am Surg. 2013 Apr;79(4):372-4.fckLRScalenus minimus muscle: overestimated or not? An anatomical study.fckLRNatsis K, Totlis T, Didagelos M, Tsakotos G, Vlassis K, Skandalakis P.</ref> and 46%<ref>Walter G. Harry, John D.C. Bennett, Somes C. GuhafckLRScalene muscles and the brachial plexus: Anatomical variations and their clinical significancefckLRClinical AnatomyfckLRVolume 10, Issue 4, pages 250–252, 1997</ref> of the population.</div><div>AKA Albinus Muscle, Sibson Muscle.</div><div></div><div>[[Image: | <div>Part of the Scalene group of lateral neck muscles,this muscle is absent in a large percentage of the population.</div><div>Cadaver studies report finding it on one side in between 7%<ref>Am Surg. 2013 Apr;79(4):372-4.fckLRScalenus minimus muscle: overestimated or not? An anatomical study.fckLRNatsis K, Totlis T, Didagelos M, Tsakotos G, Vlassis K, Skandalakis P.</ref> and 46%<ref>Walter G. Harry, John D.C. Bennett, Somes C. GuhafckLRScalene muscles and the brachial plexus: Anatomical variations and their clinical significancefckLRClinical AnatomyfckLRVolume 10, Issue 4, pages 250–252, 1997</ref> of the population.</div><div>AKA Albinus Muscle, Sibson Muscle.</div><div></div><div>[[Image:Scalenus minimus.jpg]]<br></div><div></div> | ||
== Origin == | == Origin == | ||
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== Nerve Supply == | == Nerve Supply == | ||
[[ | [[Brachial plexus|Brachial Plexus ]]C7 & 8 | ||
Branches of the ventral rami of cervical spinal nerves 7 & 8 | Branches of the ventral rami of cervical spinal nerves 7 & 8 | ||
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== Action == | == Action == | ||
Acting from above, in conjuction with [[ | Acting from above, in conjuction with [[Anterior Scalene|Anterior]] and [[Middle Scalene|Middle]] Scalene: elevation of 1st rib | ||
Helps raise and tense the dome of the parietal pleura | Helps raise and tense the dome of the parietal pleura | ||
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== Recent Related Research == | == Recent Related Research == | ||
<div class="researchbox"><rss>http://www.ncbi.nlm.nih.gov/entrez/eutils/erss.cgi?rss_guid=12KS9FYSUmvgjvtuBg0_9KK4ymOJrqpIQUNQLDOokmdvSsH9jh|charset=UTF-8|short|max=10</rss></div> | <div class="researchbox"><rss>http://www.ncbi.nlm.nih.gov/entrez/eutils/erss.cgi?rss_guid=12KS9FYSUmvgjvtuBg0_9KK4ymOJrqpIQUNQLDOokmdvSsH9jh|charset=UTF-8|short|max=10</rss></div> | ||
== | == <br> == | ||
[[Category:Anatomy]] [[Category:Muscles]] [[Category:Cervical Anatomy]] | |||
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Description[edit | edit source]
Part of the Scalene group of lateral neck muscles,this muscle is absent in a large percentage of the population.
AKA Albinus Muscle, Sibson Muscle.
Origin[edit | edit source]
C7
Anterior tubercle of transverse process of 7th cervical vertebra
Insertion[edit | edit source]
1st Rib and suprapleural fascia
Nerve Supply[edit | edit source]
Brachial Plexus C7 & 8
Branches of the ventral rami of cervical spinal nerves 7 & 8
Blood Supply[edit | edit source]
Subclavian artery, suprascapular artery and superficial cervical artery
Action[edit | edit source]
Acting from above, in conjuction with Anterior and Middle Scalene: elevation of 1st rib
Helps raise and tense the dome of the parietal pleura
Function[edit | edit source]
Accessory muscle of inspiration
Resources[edit | edit source]
Recent Related Research [edit | edit source]
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[edit | edit source]
- ↑ Am Surg. 2013 Apr;79(4):372-4.fckLRScalenus minimus muscle: overestimated or not? An anatomical study.fckLRNatsis K, Totlis T, Didagelos M, Tsakotos G, Vlassis K, Skandalakis P.
- ↑ Walter G. Harry, John D.C. Bennett, Somes C. GuhafckLRScalene muscles and the brachial plexus: Anatomical variations and their clinical significancefckLRClinical AnatomyfckLRVolume 10, Issue 4, pages 250–252, 1997
