T.Oswald@usa.edu

Upper Limb

Ulnar Nerve

Innervates medial forearm and Hand

Innervates Hypothenar Muscles

Allows for most of the hand movements

Ulnar deviates wrist

Median Nerve

Innervates anterior forearm

Flexes wrist

Innervates Thenar Muscles

Musculocutaneous Nerve

Innervates Anterior Arm

Helps flex shoulder

Flex elbow

Radial Nerve

Innervates Posterior Arm

Actions

Extend Wrist

Extend Elbow

Extend Shoulder