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Medical Term:

scalenus medius (muscle)


Definition: lateal muscle of inferior half of neck; origin, costotransverse lamellae of transverse processes of second to sixth cervical vertebrae; insertion, first rib posterior to subclavian artery; action, raises first rib; nerve supply, cervical plexus.

Synonym(s): musculus scalenus mediusTA, middle scalene muscle

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