Scalenus Minimus: Difference between revisions

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<p><b>Original Editor </b>- <a href="User:Wendy Walker">Wendy Walker</a>
'''Original Editor '''- [[User:Wendy Walker|Wendy Walker]]
</p><p><b>Top Contributors</b> - <span class="fck_mw_template">{{Special:Contributors/{{FULLPAGENAME}}}}</span> &nbsp;  
 
</p>
'''Top Contributors''' - {{Special:Contributors/{{FULLPAGENAME}}}} &nbsp;  
</div>  
</div>  
<h2> Description  </h2>
== 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%<span class="fck_mw_ref" _fck_mw_customtag="true" _fck_mw_tagname="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.</span> and 46%<span class="fck_mw_ref" _fck_mw_customtag="true" _fck_mw_tagname="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</span> of the population.</div><div>AKA Albinus Muscle, Sibson Muscle.</div><div></div><div><img src="/images/a/aa/Scalenus_minimus.jpg" _fck_mw_filename="Scalenus minimus.jpg" alt="" /><br /></div><div></div>  
<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>  
<h2> Origin  </h2>
== Origin  ==
<p>C7  
 
</p><p>Anterior tubercle of transverse process of 7th cervical vertebra  
C7  
</p>
 
<h2> Insertion  </h2>
Anterior tubercle of transverse process of 7th cervical vertebra  
<p>1st Rib and suprapleural fascia  
 
</p>
== Insertion  ==
<h2> Nerve Supply  </h2>
 
<p><a href="Brachial plexus">Brachial Plexus </a>C7 &amp; 8
1st Rib and suprapleural fascia  
</p><p>Branches of the ventral rami of cervical spinal nerves 7 &amp; 8  
 
</p>
== Nerve Supply  ==
<h2> Blood Supply </h2>
 
<p>Subclavian artery, suprascapular artery and superficial cervical artery  
Branches of the ventral rami of cervical spinal nerves 7 &amp; 8  
</p>
 
<h2> Action  </h2>
Blood Supply  
<p>Acting from above, in conjuction with <a href="Anterior Scalene">Anterior</a> and <a href="Middle Scalene">Middle</a> Scalene: elevation of 1st rib  
 
</p><p>Helps raise and tense the dome of the parietal pleura  
Subclavian artery, suprascapular artery and superficial cervical artery  
</p>
 
<h2> Function  </h2>
== Action  ==
<p>Accessory muscle of inspiration  
 
</p>
Acting from above, in conjuction with [[Anterior_Scalene|Anterior Scalene ]]and [[Middle_Scalene|Middle Scalene]]: elevation of 1st rib  
<h2> Resources  </h2>
 
<h2> Recent Related Research&nbsp;  </h2>
Helps raise and tense the dome of the parietal pleura  
<div class="researchbox"><span class="fck_mw_special" _fck_mw_customtag="true" _fck_mw_tagname="rss">http://www.ncbi.nlm.nih.gov/entrez/eutils/erss.cgi?rss_guid=12KS9FYSUmvgjvtuBg0_9KK4ymOJrqpIQUNQLDOokmdvSsH9jh|charset=UTF-8|short|max=10</span></div>  
 
<h2> <br /</h2>
== Function  ==
<a _fcknotitle="true" href="Category:Anatomy">Anatomy</a> <a _fcknotitle="true" href="Category:Muscles">Muscles</a> <a _fcknotitle="true" href="Category:Cervical_Anatomy">Cervical_Anatomy</a>
 
Accessory muscle of inspiration  
 
== Resources  ==
 
== Recent Related Research&nbsp;  ==
<div class="researchbox"><span>http://www.ncbi.nlm.nih.gov/entrez/eutils/erss.cgi?rss_guid=12KS9FYSUmvgjvtuBg0_9KK4ymOJrqpIQUNQLDOokmdvSsH9jh|charset=UTF-8|short|max=10</span></div>  
== <br>  ==
 
&lt;a _fcknotitle="true" href="Category:Anatomy"&gt;Anatomy&lt;/a&gt; &lt;a _fcknotitle="true" href="Category:Muscles"&gt;Muscles&lt;/a&gt; &lt;a _fcknotitle="true" href="Category:Cervical_Anatomy"&gt;Cervical_Anatomy&lt;/a&gt;

Revision as of 15:52, 3 May 2015

Original Editor - Wendy Walker

Top Contributors - Vanessa Rhule, Kim Jackson, Wendy Walker and Evan Thomas  

Description[edit | edit source]

Part of the Scalene group of lateral neck muscles,this muscle is absent in a large percentage of the population.
Cadaver studies report finding it on one side in between 7%[1] and 46%[2] of the population.
AKA Albinus Muscle, Sibson Muscle.
Scalenus minimus.jpg

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

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]

<a _fcknotitle="true" href="Category:Anatomy">Anatomy</a> <a _fcknotitle="true" href="Category:Muscles">Muscles</a> <a _fcknotitle="true" href="Category:Cervical_Anatomy">Cervical_Anatomy</a>

  1. 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.
  2. 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