Unit 2 - Upper Limb: Radial Nerve (C5-T1) (Ex. II)

Question 1

motor branches –> deep branch

- terminal branch: posterior interosseous n.

Answer 1

supinator
extensor digitorum
extensor digiti minimi
extensor carpi ulnaris
extensors pollicis brevis and longus
extensor indicis
abductor pollicis longus

Question 2

sensory branches

Answer 2

articular branches from radial n. --> capsule of shoulder joint
articular branches from P interosseous n. --> joint capsule of wrist and
  4 radial MCP joints
posterior brachial cutaneous n.
inferior lateral brachial cutaneous n.
posterior antebrachial cutaneous n.
superficial branches
  - dorsal digital n.
  - ulnar communicating branch

Question 3

motor branches –> muscular branches

Answer 3

brachialis (partial)
triceps brachii
anconeus
brachioradialis
extensors carpi radialis longus and brevis