forearm, wrist and hand from Eleanor

Question 1

muscles in anterior compartment of forearm & innervation

Answer 1

5 superficial muscles

1. pronator teres (median nerve)
2. flexor carpi radialis (median nerve)
3. palmaris longus (median nerve)
4. FDS (median nerve)
5. flexor carpi ulnaris (ulnar nerve)

3 deep muscles

1. FDP ( anterior interosseous - branch of median nerve[digits 2&3]) ulnar [digits 3&4]
2. flexor pollicis longus anterior interosseous (branch of median nerve)
3. pronator quadratus (anterior interosseous)

Question 2

muscles of posterior compartment of forearm & innervation

Answer 2

1. brachioradialis (radial nerve)
2. ECRL (radial nerve)
3. ECRB (radial nerve)
4. extensor digitorum (deep branch of radial nerve)
5. extensor digiti minimi (deep branch of radial nerve)
6. ECU (deep branch of raidal nerve)
7. supinator (deep branch of radial nerve)
8. AbPL (posterior interosseous nerve)
9. EPL (posterior interosseous nerve)
10. EPB (posterior interosseous)
11. extensor indicies (posterior interosseous)

Question 3

thenar muscles & innervation

Answer 3

1. AbPB -recurrent branch of median nerve
2. opponens pollicis
3. FPB- recurrent branch of median nerve/ deep branch of ulnar nerve
4. adductor pollicis- deep branch of ulnar nerve

Question 4

hypothenar muscles & innervation

Answer 4

1. opponens digiti minimi- deep branch of ulnar nerve
2. abductor digiti minimi - deep branch of ulnar nerve
3. flexor digiti minimi- deep branch of ulnar nerve

(half lOAF)

Question 5

intrinsics

Answer 5

1. lumbricals 1 & 2- lateral & median branches of MEDIAN nerve
2. lumbricals 3 & 4 - deep branch of ulnar nerve (HALF Loaf)
3. interossei- deep branch of ulnar nerve

Question 6

muscles the radial nerve innervates

Answer 6

1. triceps
2. anconeus
3. brachioradialis
4. ECRL
5. ECRB

Question 7

muscles that the deep branch of the radial nerve innervates

Answer 7

1. extensor digitorum
2. extensor digiti minimi
3. extensor carpi ulnaris
4. suinator