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Anatomy
Course
A network of nerve fibers running from the spine to neck, axilla and forearm. It is divided into roots (C5, C6, C7, C8, T1), trunks (superior, middle and inferior), divisions (3 anterior and 3 posterior), cords (lateral, posterior and medial), and terminal branches (musculocutaneous, axillary, radial, median and ulnar nerves).
Supply
Responsible for muscular and cutaneous innervation of the upper limb.
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