Nerves Test 1

Question 1

Accessory Nerve

Answer 1

• Innervates Trapezius
• From “fake” CN
• From C1-C5

Question 2

Dorsal Scapular Nerve

Answer 2

• Innervates Levator Scapulae and Rhomboid Major and Minor

- C5

Question 3

Thoracodorsal Nerve

Answer 3

• Innervates Latissimus Dorsi

- C6,7,8

Question 4

Axillary Nerve

Answer 4

• Innervates Deltoid, Teres Minor, and sensory to skin on lateral shoulder
• C5,6

Question 5

Upper Subscapular Nerve

Answer 5

• Medial part of subscapularis

- C5,6

Question 6

Lower Subscaplar Nerve

Answer 6

• Lateral part of subscapularis and teres major

- C5,6

Question 7

Suprascapular Nerve

Answer 7

• Supraspinatus and Infraspinatus

- C5,6

Question 8

Medial Pectoral Nerve

Answer 8

• Pectoralis Major and Minor

- C8, T1

Question 9

Lateral Pectoral Nerve

Answer 9

• Pectoralis Major

- C5,6,7

Question 10

Nerve to Subclavius

Answer 10

• Subclavius

- C5,6

Question 11

Long Thoracic Nerve

Answer 11

• Serratus Anterior

- C5,6,7

Question 12

Intercosto-brachial Cutaneous Nerve

Answer 12

• Sensory to upper medial aspect of arm

- T2

Question 13

Medial Brachial Cutaneous Nerve

Answer 13

• Sensory to medial upper arm

- T1

Question 14

Medial Antebrachial Cutaneous Nerve

Answer 14

• Sensory to anterior and posterior medial aspect of forearm and wrist
• C8 T1

Question 15

Musculocutaneous Nerve

Answer 15

• Biceps Brachii, Coracobrachialis, Brachialis

- C5,6,7

Question 16

Lateral Antebrachial Cutaneous Nerve

Answer 16

• Sensory to lateral forearm
• Continuation of musculocutaneous nerve
• runs parallel with cephalic vein

Question 17

Radial Nerve

Answer 17

• Tricps Brachii, Brachioradialis, Extensor carpi Radialis, Anconeus
• Cutaneous for small anterior later and posterior middle arm
• C5,6,7,8 T1

Question 18

Superficial Branch of the Radial Nerve

Answer 18

-Cutaneous for dorsal lateral of hand and 3 1/2 fingers and lateral anterior of base of thumb

Question 19

Deep Branch of the Radial Nerve

Answer 19

-Extensor Carpi Radialis Brevis, extensor digitorum, Extensor Digiti Minimi, Extensor carpi Ulnaris, Supinator abductor pollicis longus, extensor pollicis brevis, extensor pollicis longus, extensor indicis

Question 20

Median Nerve

Answer 20

• Pronator teres, Flexor carpi radialis, palmaris longus, flexor digitorum superficialis
• C5,6,7,8 T1

Question 21

Anterior Interosseous Nerve

Deep Branch of Median

Answer 21

-Flexor pollicis longus, lateral 1/2 of flexor digitorum profundus, and pronator quadratus

Question 22

Palmar Branch of Median Nerve

Answer 22

-Sensory tot he base of the central palm (spared in carpal tunnel syndrome)

Question 23

Recurrent Branch of the Median Nerve

Answer 23

• Abductor pollicis brevis, flexor pollicis brevis, opponens pollicis
• Thenar Immanence

Question 24

Common Palmer Digital Branch of Median Nerve

Answer 24

• 1st and 2nd Lumbricals

- Cutaneous to lower palm

Question 25

Proper Palmer Digital Branch of the Median Nerve

Answer 25

-Cutaneous to thumb, index, middle and lateral 1/2 of ring fingers

Question 26

Ulnar Nerve

Answer 26

-Flexor Carpi Ulnaris, Medial 1/2 of flexor digitorum profundus

Question 27

Dorsal Branch of the Ulnar Nerve

Answer 27

-Sensory to posterior medial palm of the hand

Question 28

Palmar Branch of the Ulnar Nerve

Answer 28

-Sensory to Medial Palm of Hand

Question 29

Superficial Branch of Ulnar Nerve

Answer 29

• Motor to palmaris brevis

- Cutaneous to medial aspect of medial 1 1/2 fingers (1/2 ring and pinkey)

Question 30

Deep Branch of Ulnar Nerve

Answer 30

• Abductor Digiti Minimi, Flexor digiti Minimi, opponens digiti Minimi, dorsal and palmar interossei, 2 most medial lumbricals , adductor pollicis
• Hypothenar immenance