Hyoglossus muscle

Changed by Craig Hacking, 28 Mar 2017

Updates to Article Attributes

Body was changed:

The hyoglossus muscle is a thin, quadrilaterally shaped muscle in the upper neck and the floor of the mouth. It is one of the extrinsic muscles of the tongue. The submandibular ganglion suspended from the lingual nerve sits on it.

Summary

  • origin: hyoid bone: from the entire length of the greater cornu and front of the body of the hyoid
  • insertion: side of the tongue between styloglossus laterally and the inferior longitudinal muscle/bands medially
  • nerve supply: hypoglossal nerve
  • blood supply: sublingual branch of thelingual artery and the submental branch of the facial artery
  • action: depresses and retracts the tongue
  • -<p>The <strong>hyoglossus muscle</strong> is a thin, quadrilaterally shaped muscle in the upper neck and the floor of the mouth. It is one of the extrinsic <a href="/articles/muscles-of-the-tongue">muscles of the tongue</a>.</p><h4>Summary</h4><ul>
  • +<p>The <strong>hyoglossus muscle</strong> is a thin, quadrilaterally shaped muscle in the upper neck and the floor of the mouth. It is one of the extrinsic <a href="/articles/muscles-of-the-tongue">muscles of the tongue</a>. The <a title="Submandibular ganglion" href="/articles/submandibular-ganglion">submandibular ganglion</a> suspended from the <a title="lingual nerve" href="/articles/lingual-nerve">lingual nerve</a> sits on it.</p><h4>Summary</h4><ul>
  • -<strong>blood supply: </strong>sublingual branch of the<a href="/articles/lingual-artery"> lingual artery</a> and the submental branch of the <a href="/articles/facial-artery">facial artery</a>
  • +<strong>blood supply: </strong>sublingual branch of the <a href="/articles/lingual-artery">lingual artery</a> and the submental branch of the <a href="/articles/facial-artery">facial artery</a>

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