Radial Nerve in Forearm and Hand Anatomy
Radial nerve (C5, 6, 7, 8, T1)
Inconstant contribution, Superficial branch, Deep branch, Lateral epicondyle of
humerus, Anconeus muscle, Brachioradialis muscle, Extensor carpi radialis
longus muscle, Supinator muscle, Extensor carpi radialis brevis muscle, Extensor
carpi ulnaris muscle, Extensor digitorum muscle and extensor digiti minimi
muscle,
Extensor indicis muscle, Extensor pollicis longus muscle, Abductor
pollicis longus muscle, Extensor pollicis brevis muscle, Posterior interosseous
nerve (continuation of deep branch of radial nerve distal to inferior border of
supinator muscle), Superficial branch of radial nerve, From axillary nerve, Superior
lateral brachial cutaneous nerve, From radial nerve, Inferior lateral brachial
cutaneous nerve, Superficial branch of radial nerve and dorsal digital branches,
Posterior brachial cutaneous nerve, Posterior antebrachial cutaneous nerve, Cutaneous
innervation from radial and axillary nerves, Dorsal digital branches.
