UE Muscles - Innervation

Question 1

Latissimus dorsi

Answer 1

innervation- thoracodorsal nerve

Question 2

Levator scapulae (C4-5)

Answer 2

innervation- dorsal scapular nerve

Question 3

Pectoralis major

Answer 3

innervation- medial & lateral pectoral nerves

Question 4

Pectoralis minor

Answer 4

innervation- medial & lateral pectoral nerves

Question 5

Rhomboids (C4-5)

Answer 5

innervation- dorsal scapular nerve

Question 6

Serratus anterior (C5-7)

Answer 6

innervation- long thoracic nerve

Question 7

Subclavius

Answer 7

innervation- nerve to subclavius

Question 8

Trapezius

Answer 8

innervation- accessory nerve (motor innervation) & C3-5 (sensory)

Question 9

Deltoid (C5-6)

Answer 9

innervation- axillary nerve

Question 10

Subscapularis

Answer 10

innervation- upper & lower subscapular nerves

Question 11

Supraspinatus

Answer 11

innervation- suprascapular nerve (C5,6)

Question 12

Teres major

Answer 12

innervation- lower subscapular nerve

Question 13

Infraspinatus (C5-6)

Answer 13

innervation- suprascapular nerve

Question 14

Teres minor (C5-6)

Answer 14

innervation- axillary nerve

Question 15

Biceps Brachii (C5, 6)

Answer 15

innervation- musculocutaneous nerve

Question 16

Brachialis

Answer 16

innervation- musculocutaneous & radial nerves

Question 17

Coracobrachialis

Answer 17

innervation- musculocutaneous nerve

Question 18

Triceps (C7,8)

Answer 18

innervation- radial nerve

Question 19

Abductor pollicis longus

Answer 19

innervation- radial nerve

Question 20

Anconeus

Answer 20

innervation- radial n.

Question 21

Brachioradialis

Answer 21

innervation- radial nerve

Question 22

Extensor carpi radialis brevis

Answer 22

innervation- radial nerve

Question 23

Extensor carpi radialis longus

Answer 23

innervation- radial nerve

Question 24

Extensor carpi ulnaris

Answer 24

innervation- radial nerve

Question 25

Extensor digitorum

Answer 25

innervation- radial nerve

Question 26

Extensor digiti minimi

Answer 26

innervation- radial nerve

Question 27

Extensor indicis

Answer 27

innervation- radial nerve

Question 28

Extensor pollicis brevis

Answer 28

innervation- radial nerve

Question 29

Extensor pollicis longus

Answer 29

innervation- radial nerve

Question 30

Flexor carpi radialis

Answer 30

innervation- median nerve

Question 31

Flexor carpi ulnaris

Answer 31

innervation- ulnar nerve

Question 32

Flexor digitorum profundus

Answer 32

innervation- median (tendons 2 & 3) & ulnar (tendons 4 & 5) nerves

Question 33

Flexor digitorum superficialis

Answer 33

innervation- median nerve

Question 34

Flexor pollicis longus

Answer 34

innervation- median nerve

Question 35

Palmaris longus

Answer 35

innervation- median nerve

Question 36

Pronator quadratus

Answer 36

innervation- median nerve

Question 37

Pronator teres

Answer 37

innervation- median nerve

Question 38

Supinator

Answer 38

innervation- radial nerve

Question 39

Abductor digit minimi (C8-T1)

Answer 39

innervation- deep branch of the ulnar nerve

Question 40

Abductor pollicis brevis (C8-T1)

Answer 40

innervation- recurrent branch of the median nerve

Question 41

Adductor pollicis (C8-T1)

Answer 41

innervation- deep branch of the ulnar nerve

Question 42

Dorsal interossei (C8-T1)

Answer 42

innervation- deep branch of the ulnar nerve

Question 43

Flexor digiti minimi brevis (C8-T1)

Answer 43

innervation- deep branch of the ulnar nerve

Question 44

Flexor pollicis brevis (C8-T1)

Answer 44

innervation- recurrent branch of the median nerve & deep branch of ulnar n.

Question 45

Lumbricals (C8-T1)

Answer 45

innervation- deep branch of the ulnar nerve (medial two lumbricals) and median nerve (lateral two lumbricals)

Question 46

Opponens digiti minimi (C8-T1)

Answer 46

innervation- deep branch of the ulnar nerve

Question 47

Opponens pollicis (C8-T1)

Answer 47

innervation- recurrent branch of the median nerve

Question 48

Palmar interossei (C8-T1)

Answer 48

innervation- deep branch of the ulnar nerve