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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== Blood Supply == | == Blood Supply == | ||
Subclavian artery, suprascapular artery and superficial cervical artery | Subclavian artery, suprascapular artery and superficial cervical artery | ||
== Action == | == Action == | ||
Acting from above, in conjuction with [[ | Acting from above, in conjuction with [[Anterior Scalene|Anterior Scalene 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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== <br> == | == <br> == | ||
[[Category:Anatomy]] [[Category:Cervical | [[Category:Anatomy]][[Category:Cervical_Anatomy]][[Category:Cervical]][[Category:Muscles]] |
Revision as of 22:44, 4 May 2015
Original Editor - Wendy Walker
Top Contributors - Vanessa Rhule, Kim Jackson, Wendy Walker and Evan Thomas
Description[edit | edit source]
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]
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 Scalene 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]
[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