Updated: 12/21/2021

Scalene

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https://upload.orthobullets.com/topic/10006/images/scalene muscles.jpg
https://upload.orthobullets.com/topic/10006/images/scalene and brachial plexus.jpg
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https://upload.orthobullets.com/topic/10006/images/scalene and brachial plexus 3.jpg
  • Summary
      • Scalene
      • Origin
      • Transverse process of C2 to C7
      • Insertion
      • Anterior and medial scalene insert on first rib. Posterior scalene inserts on second rib.
      • Action
      • Anterior and medial scalene elevate first rib and flexes neck to same side. Posterior scalene elevates second riband flexes neck to same side.
      • Innervation
      • Anterior branches of the cervical spinal nerves (C3-C8)
      • Arterial Supply
      • Ascending cervical artery (branch of the thyrocervical trunk)

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Flashcards (5)
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Evidence (2)
VIDEOS & PODCASTS (2)
EXPERT COMMENTS (7)
Private Note