Brachial Plexus Upper Trunk Posterior Division

Shared Innervation

Latissimus Dorsi

Deltoid

Subscapularis

Teres Minor

Teres Major

Triceps Brachii

Brachioradialis

Extensor Carpi Radialis Longus

Extensor Carpi Radialis Brevis

Supinator

Outcome: All Posterior divisions join to form the Posterior Cord

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