From: roots

Roots: C5

Muscles: rhomboid muscles and levator scapulae

From: roots

Roots: C5, C6, C7

Muscles: serratus anterior

From: superior trunk

Roots: C5, C6

Muscles: Subclavius Muscle

From: Superior trunk

Roots: C5, C6

Muscles: supraspinatus and infraspinatus

From: Lateral Cord

Roots: C5, C6, C7

Muscles: pectoralis major (by communicating with medial pectoral nerve)

From: lateral cord

Roots: C5, C6, C7

Muscles: coracobrachialis, brachialis and biceps brachii

-becomes the lateral cutaneous nerve of the forearm

From: lateral cord

Roots: C5, C6, C7

Muscles: fibers to the median nerve

From: posterior cord

Roots: C5, C6

Muscles: subscapularis (upper part)

Thoracodorsal Nerve

(middle subscapular nerve)

From: posterior cord

Roots: C6, C7, C8

Muscles: Latissimus dorsi

From: Posterior cord

Roots: C5, C6

Muscles: Subscapularis (lower part) and teres major

From: posterior cord

Roots: C5, C6

Muscles: anterior branch supplies deltoid and a small area of overlying skin, posterior branch supplies teres minor and deltoid muscles

-posterior branch becomes upper lateral cutaneous nerve of the arm

From: posterior cord

Roots: C5, 6, 7, 8 and T1

Muscles: triceps brachii, supinator, anconeus, the extensor muscles of the forearm, and brachoradialis

From: medial cord

Roots: C8, T1

Muscles: pectoralis major and minor

From: medial cord

Roots: C8, T1

goes to medial and front skin of the arm

From: Medial cord

Roots: C8, T1

Goes to medial skin of the forearm

From: medial cord

Roots: C8, T1

Muscles: flexor carpi ulnaris, the medial two bellies of flexor digitorum profundus, most of the small muscles of the hand