Thoracic Limb Functional Groups

Question 1

What are the shoulder stabilizers?

Answer 1

Supraspinatus m.
Infraspinatus m.
Subscapularis m.
Subclavius (EQ)

Question 2

What are the shoulder flexors?

Answer 2

Latissimus Dorsi m.
Infraspinatus m.
Teres Major m.
Teres Minor m.
Deltoideus m.
Long Head of Triceps Brachii

Question 3

What Muscles are shoulder extensors?

Answer 3

Brachiocephalicus
Supraspinatus
Coracobrachialis
Biceps Brachii

Question 4

What muscles are Caudal Brachial?

Answer 4

Triceps Brachii (4 heads) m.
Tensor Fascia antebrachii m.
Anconeus m.

Question 5

What muscles are craniolateral in the antebrachium?

Answer 5

Supinator m. (car)
Extensor carpi radialis m.
Common Digital extensor m.
Lateral digital extensor m.
Extensor carpi ulnaris m.
Abductor digiti I longus m. (car) / extensor carpi obliquus m. (Eq, bov)
Extensor retinaculum m.

Question 6

What muscles are in caudomedial antebrachial mm.?

Answer 6

Pronator teres m. (car)
flexor carpi radialis m.
Superficial digital flexor m.
Flexor carpi ulnaris m. (Car: ulnar & humeral head)
Deep Digital flexor
Interosseous m. (Car) / suspensory ligament (Eq,Bo)

Question 7

Where can the shoulder extensors be found?

Answer 7

Cranial Scapula to Proximal Cranial Humerus

Question 8

Where are the shoulder flexors?

Answer 8

Caudal Scapula to Proximal Caudal Humerus

Question 9

What are the elbow flexors?

Answer 9

Biceps Brachii
Brachialis
Pronator Teres (Car.)

Question 10

Where are elbow flexors found?

Answer 10

Scapulohumeral joint to proximal radius

Question 11

What nerve innervates elbow flexors?

Answer 11

Musculocutaneous n.

Question 12

What are the elbow extensors?

Answer 12

Triceps Brachii
Tensor Fascia Antebrachii
anconeus (EQ)

Question 13

What nerve innervates elbow extensors?

Answer 13

Radial n.

Question 14

Where are elbow extensors found?

Answer 14

Caudal brachium

Question 15

What nerve(s) innervate shoulder flexors? On which muscles?

Answer 15

Suprascapular n. - Infraspinatus m.
Axillary n. - Teres Major, Teres Minor, Deltoideus mm.
Musculocutaneous n. -Long Head of Triceps Brachii
Thoracodorsal n. - Latissimus Dorsi m.

Question 16

What nerves innervate shoulder extensors? On which muscles?

Answer 16

Suprascapular n. - Supraspinatus m.
Musculocutaneous n. - Coracobrachialis m., Biceps Brachii m.

Question 17

What muscles are carpal flexors

Answer 17

Flexor carpi radialis m.
Flexor carpi ulnaris m.
Superficial Digital Flexor m.
Deep Digital Flexor m.

Question 18

What nerves innervate the carpal flexors?

Answer 18

Median/Ulnar nn.

Question 19

Where can carpal flexors be found?

Answer 19

Medial Caudal Antebrachium & Carpus

Question 20

What muscles are carpal extensors?

Answer 20

Extensor carpi radialis m.
Common digital extensor m.
Lateral digital extensor m.

Question 21

What nerve innervates the carpal extensors?

Answer 21

Radial n.

Question 22

Where can carpal extensors be found?

Answer 22

Craniolateral Antebrachium/Carpus
Digits

Question 23

What functional muscles does the radial nerve innervate (generally)

Answer 23

Carpi and digit extensors
(craniolateral)

Question 24

What functional muscles does the Median/ulnar nn. innervate (generally)

Answer 24

Carpi and digit flexors
(caudomedial)