Thoracic Limb Nerves

Question 1

What nerve innervates the superficial pectoral m.?

Answer 1

Cranial Pectoral Nerve

Question 2

What nerve innervates the Deep Pectoral muscle?

Answer 2

Caudal Pectoral Nerve

Question 3

What nerve innervates the cutaneous trunci muscle?

Answer 3

Lateral Thoracic Nerve

Question 4

What nerve innervates the supraspinatus and infraspinatus muscles (lateral stabilizers of the shoulder)?

Answer 4

Suprascapular nerve

Question 5

What nerve innervates the subscapularis muscle?

Answer 5

Subscapular nerve

Question 6

What nerve innervates the coracobrachialis, biceps brachii, and brachialis mm. (Extensors of the shoulder and Flexors of the elbow)?

Answer 6

Musculocutaneous nerve

Question 7

What nerve innervates the teres major, teres minor, deltoideus, and part of the subscapularis (stabilizers of the shoulder)?

Answer 7

Axillary nerve.

Question 8

What nerve innervates the latissimus dorsi m.?

Answer 8

Thoracodorsal nerve

Question 9

What nerve innervates the Triceps brachii, tensor Fasciae antebrachii, anconeus, extensor carpi radialis, common digitial extensor, supinator, lateral digital extensor and ulnaris lateralis mm. (Extensors of the elbow, carpus and digits)?

Answer 9

Radial Nerve

Question 10

What nerve innervates the pronator teres, pronator quadratus (pronators of the forelimb) as well as the flexor carpi radialis, superficial digital flexor and part of the deep digital flexor (flexors of the carpus and digits)?

Answer 10

Median Nerve

Question 11

What nerve innervates the flexor carpi ulnaris and part of the deep digital flexor (flexors of the carpi and digits)?

Answer 11

Ulnar nerve

Question 12

Which nerve gives sensory innervation to the dorsal aspect of the paw?

Answer 12

Radial nerve

Question 13

Which nerve(s) give sensory innervation to the palmar aspect of the paw

Answer 13

Median and ulnar n.

Question 14

Which nerve(s) innervates the interosseous muscle?

Answer 14

Median and ulnar nerves

Question 15

Which muscles does the suprascapular nerve supply?

Answer 15

Supraspinatus and Infraspinatus
Lateral Scapula/Shoulder
Stabilizers, flexors, extensors of the shoulder

Question 16

What muscles does the subscapular nerve supply?

Answer 16

Subscapularis
Medial Scapula
Extensor and stabilizer of shoulder

Question 17

What muscles does the musculocutaneous nerve supply?

Answer 17

Coracobrachialis, Biceps Brachii, Brachialis mm.
Cranial Muscles of the Antebrachium
Flexors of the elbow, extensors of the shoulder

Question 18

What muscles does the axillary nerve supply?

Answer 18

Deltoideus, teres major, teres minor, subscapularis (partially)
Caudal Scapula/Shoulder
Flexors and stabilizers of the shoulder

Question 19

What muscles does the thoracodorsal nerve supply?

Answer 19

Latissimus dorsi m.

Lateral Thorax

Question 20

What muscles does the lateral thoracic nerve supply?

Answer 20

Cutaneous trunci m.

Lateral Thorax

Question 21

What muscles does the radial nerve supply?

Answer 21

Triceps brachii, anconeus, tensor fasciae antebrachii, extensor carpi radialis, lateral digital extensor, ulnaris lateralis, abductor digiti I longus, supinator
Caudal brachium and cranial antebrachium
Extensors of the elbow, carpus and digits

Question 22

What muscles does the median nerve supply?

Answer 22

Pronator teres, pronator quadratus, flexor carpi radialis, superficial digital flexor, deep digital flexor
Caudal Antebrachium
Flexors of the carpus and digits

Question 23

What muscles does the ulnar nerve supply?

Answer 23

Flexor carpi ulnaris, deep digital flexor
Caudal Antebrachium
Flexors of the carpus and digits