Neuroanatomy Draw It To Know It

3. Peripheral Nervous System—Upper Extremity 37

DRAWING 3-4 Median Nerve — Partial

Ventral rami &

brachial plexus

Upper arm Forearm Hand

Superficial forearm group

(C6, C7)

Pronator teres

Flexor carpi radialis

(C7, C8)

Flexor digitorum sublimis

Palmaris longus

Lateral cord

Medial cord

Superficial

forearm

group

C6 and C7 (mostly sensory)

C8 - T1 (mostly motor)

Upper & middle trunks

Middle & lower trunks