Musculocutaneous nerve
Plexus: Brachial
Cord: Lateral
Roots:
C5
C6
C7
Origin: Lateral cord of brachial plexus
Motor innervation:
Coracobrachialis
Roots:
C6
C7
Biceps brachii
Roots:
C5
C6
Brachialis
Roots:
C5
C6
Sensory innervation:
Forearm, radial surface
Branch: Lateral antebrachial cutaneous nerve
Roots:
C5
C6
Syndromes:
Musculocutaneous nerve lesion