Vessels & Nerves of the Thoracic Limb

Question 1

The sublclavian artery gives rise to

Answer 1

Vertebral
Costocervical
Internal Thoracic
Superficial Cervical
Axillary
(VeCISA)

Question 2

The axillary artery gives rise to

Answer 2

External thoracic
Lateral thoracic
Subsclapular
Cranial circumflex humeral

Question 3

The subscapular artery gives rise to

Answer 3

Thoracodorsal
Caudal cidumflex humeral

Question 4

The Brachial artery gives rise to

Answer 4

Deep brachial
Bicipital
Collateral ulnar
Superficial brachial Common interosseus
Deep antibrachial

Question 5

The common interosseus artery gives rise to

Answer 5

Carnial interosseus
Caudal interosseus
Ulnar

Question 6

The median artery gives rise to

Answer 6

Radial

Question 7

The External thoracic artery supplies blood to the

Answer 7

Superficial pectorals

Question 8

The Lateral thoracic artery supplies blood to the

Answer 8

Deep pectorals; lattisimus dorsi; cutaneous trunci

Question 9

The Subscapular artery supplies blood to the

Answer 9

Subscapularis ; teres major

Question 10

The Caudal circumflex humeral artery supplies blood to the

Answer 10

Deltoideus; corachobrachialis; infraspinatus; triceps

Question 11

The Cranial circumflex humeral artery supplies blood to the

Answer 11

Biceps brachii ; joint capsule of the shoulder

Question 12

The Thoracodorsal artery supplies blood to the

Answer 12

Lattisimus dorsi

Question 13

The Deep brachial artery supplies blood to the

Answer 13

Triceps

Question 14

The Bicipital artery supplies blood to the

Answer 14

Biceps brachii ; brachialis

Question 15

The Coolateral ulnar artery supplies blood to the

Answer 15

Triceps

Question 16

The Ulnar artery supplies blood to the

Answer 16

Deep digital flexor; flexor carpi ulnaris, pronator teres

Question 17

The Caudal interosseus artery supplies blood to the

Answer 17

Pronator quadratus

Question 18

The Deep antibarchial artery supplies blood to the

Answer 18

Flexor carpi radialis, flexor carpi ulnaris, superficial digital flexor, deep digital flexor

Question 19

The Median artery supplies blood to the

Answer 19

Main blood supply to paw

Question 20

The Radial artery supplies blood to the

Answer 20

Deep vessels of paw

Question 21

An injection site
as well as a blood collection site.
Forelimb Veins

Answer 21

Cephalic vein

Question 22

The cephalic vein runs along the cranial surface of the antebrachium and continues deep to the __________ (muscle) to join the _________ (vein)

Answer 22

Cleidobrachialis muscle
External jugular vein

Question 23

The Suprascapular nerve innervates

Answer 23

Supraspinatus
Infraspinatus

Question 24

The Subscapular nerve innervates

Answer 24

Subscapularis

Question 25

The Musculocutaneus nerve innervates

Answer 25

Coracobrachialis Biceps brachii Brachialis

Question 26

The Axillary nerve innervates

Answer 26

Teres major Teres minor Deltoideus Part of subscapularis

Question 27

The Thoracodorsal nerve innervates

Answer 27

Latissimus dorsi

Question 28

The Radial nerve innervates

Answer 28

Triceps brachii Tensor fasciae antebrachii Anconeus Common digital extensor Lateral digital extensor Supinator Extensor capri ulnaris Extensor capri radialis Supinator Ulnaris lateralis Abductor digiti I longus

Question 29

The Median nerve innervates

Answer 29

Pronator teres Flexor capri radialis Superficial digital flexor Pronator quadratus 3 heads deep digital flexor

Question 30

The Ulnar nerve innervates

Answer 30

Flexor capri ulnaris Deep digital flexor (ulnar & humeral heads)

Question 31

Which spinal cord segments does the brachial plexus arise from

Answer 31

C6-8 and T1-2 (ventral root)

Question 32

Which are the 8 spinal nerves of the brachial plexus? (SSMARMUT)

Answer 32

Suprascapular Subscapular Musculocutaneus Axillary Radial Median Ulnar Thoracodorsal