Upper Extremity

Question 1

Pectoralis major (Clavicular fibers)

Answer 1

Lateral pectoral n. (C5,6,7)

Question 2

Pectoralis major (Sternal fibers)

Answer 2

Lateral and Medial pectoral n. (C6,7,8,T1)

Question 3

Pectoralis minor

Answer 3

Medial pectoral n. (C6,7,8,T1)

Question 4

Subclavius

Answer 4

Subclavian n. (C5,6)

Question 5

Latissimus dorsi

Answer 5

Thoracodorsal n. (C6,7,8)

Question 6

Teres Major

Answer 6

Lower subscapular n. (C5,6,7)

Question 7

Serratus anterior

Answer 7

Long thoracic n. (C5,6,7,8)

Question 8

Supraspinatus

Answer 8

Suprascapular n. (C4,5,6)

Question 9

Infraspinatus

Answer 9

Suprascapular n. (C4,5,6)

Question 10

Subscapularis

Answer 10

Upper and Lower Subscapular n. (C5,6,7)

Question 11

Deltoid

Answer 11

Axillary n. (C5,6)

Question 12

Upper trapezius

Answer 12

Spinal Accessory n. (C.N. XI)
Anterior rami (C2,3,4)

Question 13

Middle trapezius

Answer 13

Spinal Accessory n. (C.N. XI)
Anterior rami (C2,3,4)

Question 14

Lower trapezius

Answer 14

Spinal Accessory n. (C.N. XI)
Anterior rami (C2,3,4)

Question 15

Levator scapulae

Answer 15

Dorsal scapular n. (C4,5)

Cervical Spinal n. (C3,4)

Question 16

Rhomboideus major

Answer 16

Dorsal scapular n. (C4,5)

Question 17

Rhomboideus minor

Answer 17

Dorsal scapular n. (C4,5)

Question 18

Teres minor

Answer 18

Axillary n. (C5,6)

Question 19

Pronator teres

Answer 19

Median n. (C6,7)

Question 20

Flexor carpi radialis

Answer 20

Median n. (C6,7,8)

Question 21

Palmaris longus

Answer 21

Median n. (C6,7,8,T1)

Question 22

Flexor digitorum superficialis

Answer 22

Median n. (C7,8,T1)

Question 23

Flexor digitorum profundus

Answer 23

Lateral: anterior interosseus (C7,8,T1)
Medial: ulnar n. (C7,8,T1)

Question 24

Flexor pollicis longus

Answer 24

Median n. - anterior interosseus (C6,7,8,T1)

Question 25

Flexor pollicis brevis

Answer 25

Superficial Head: Median n. (C6,7,8,T1) Deep head: Ulnar n. (C8,T1)

Question 26

Pronator quadratus

Answer 26

Median n. - anterior interosseus (C7,8,T1)

Question 27

Abductor pollicis brevis

Answer 27

Median n. (C6,7,8,T1)

Question 28

Opponens pollicis

Answer 28

Median n. (C6,7,8,T1)

Question 29

Lumbricals (UE)

Answer 29

1st and 2nd: Median n. (C6,7,8,T1) 3rd and 4th: Ulnar n. (C7,8,T1)

Question 30

Flexor carpi ulnaris

Answer 30

Ulnar n. (C7,8,T1)

Question 31

Abductor digiti minimi

Answer 31

Ulnar n. (C7,8,T1)

Question 32

Opponens digiti minimi

Answer 32

Ulnar n. (C7,8,T1)

Question 33

Interossei (UE)

Answer 33

Ulnar n. (C8,T1)

Question 34

Adductor pollicis

Answer 34

Ulnar n. (C8,T1)

Question 35

Triceps brachii

Answer 35

Radial n. (C6,7,8,T1)

Question 36

Anconeus

Answer 36

Radial n. (C7,8)

Question 37

Brachioradialis

Answer 37

Radial n. (C5,6)

Question 38

Extensor carpi radialis longus

Answer 38

Radial n. (C5,6,7,8)

Question 39

Extensor carpi radialis brevis

Answer 39

Radial n. - posterior interosseus (C6,7,8)

Question 40

Extensor digitorum

Answer 40

Radial n. - posterior interosseus (C6,7,8)

Question 41

Extensor digiti minimi

Answer 41

Radial n. - posterior interosseus (C6,7,8)

Question 42

Extensor carpi ulnaris

Answer 42

Radial n. - posterior interosseus (C6,7,8)

Question 43

Extensor indicis

Answer 43

Radial n. - posterior interosseus (C6,7,8)

Question 44

Abductor pollicis longus

Answer 44

Radial n. - posterior interosseus (C6,7,8)

Question 45

Extensor pollicis brevis

Answer 45

Radial n. - posterior interosseus (C6,7,8)

Question 46

Supinator

Answer 46

Radial n. - posterior interosseus (C5,6,7)

Question 47

Flexor digiti minimi

Answer 47

Ulnar n. (C7,8,T1)

Question 48

Extensor pollicis longus

Answer 48

Radial n. - posterior interosseus (C6,7,8)

Question 49

Coracobrachialis

Answer 49

Musculocutaneus n. (C6,7)

Question 50

Biceps brachii

Answer 50

Musculocutaneus n. (C5,6)

Question 51

Brachialis

Answer 51

Musculocutaneus n. (C5,6) | Radial n. (C5,6)