Brachial Plexus Lower Trunk

Origin C8, T1

Shared Innervation

Pectoralis Major
Pectoralis Minor
Triceps Brachii
Pronator Teres
Flexor Carpi Radialis
Palmaris Longus
Flexor Carpi Ulnaris
Flexor Digitorum Superficialis - all
Flexor Digitorum Profundus - all
Flexor Pollicis Longus
Pronator Quadratus
Extensor Digitorum Communis
Extensor Digiti Minimi
Extensor Carpi Ulnaris
Anconeus
Abductor Pollicis Longus
Extensor Pollicis Brevis
Extensor Pollicis Longus
Extensor Indicis
Abductor Pollicis Brevis
Opponens Pollicis
Flexor Pollicis Brevis
Adductor Pollicis
Palmaris Brevis
Abductor Digiti Minimi
Flexor Digiti Minimi
Opponens Digiti Minimi
Interossei - all
Lumbricals - all

Branches to Brachial Plexus Lower Trunk Anterior Division Brachial Plexus Lower Trunk Posterior Division