Dorsal Scapular Nerve

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Dorsal Scapular Nerve
Nerve Type Motor nerve
Origin branch of anterior ramus of fifth cervical nerve (C5 root of the brachial plexus)
Course Pierces scalenus medius, joins and runs with dorsal scapular artery, then runs down the medial scapular border deep to the levator scapulae and rhomboid muscles and superficial to the serratus anterior.
Major Branches No named branches
Motor innervation Levator Scapulae, Rhomboid Minor, Rhomboid Major muscles