Brachial Plexus Posterior Cord

Origin Confluence of all posterior divisions

Brachial Plexus Lower Trunk Posterior Division
Brachial Plexus Upper Trunk Posterior Division
Brachial Plexus Middle Trunk Posterior Division
Shared Innervation

Latissimus Dorsi
Deltoid
Subscapularis
Teres Minor
Teres Major
Triceps Brachii
Brachioradialis
Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis
Extensor Digitorum Communis
Extensor Digiti Minimi
Extensor Carpi Ulnaris
Anconeus
Supinator
Abductor Pollicis Longus
Extensor Pollicis Brevis
Extensor Pollicis Longus
Extensor Indicis
Outcome: Nerves From Posterior Cord