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scalenus posterior (muscle)

 

Definition: lateral muscle of inferior half of neck; origin, posterior tubercles of transverse processes of fourth to sixth cervical vertebrae; insertion, lateral surface of second rib; action, elevates second rib; nerve supply, cervical and brachial plexuses.

Synonym(s): musculus scalenus posteriorTA, posterior scalene muscle, musculus scalenus posticus

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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