Arteries, veins, nerves of thoracic limb

Question 1

External thoracic A

Answer 1

may arise from a common truck with lateral thoracic A or from the deltoid branch of the superficial cervical; A

Question 2

Lateral thoracic A

Answer 2

Runs caudally along dorsal border of deep pectoral ventral to lats

Question 3

Subscapular A

Answer 3

Caudodorsally b/t subscapularis & Teres major

Question 4

Thoracodorsal A

Answer 4

on deep surface of latissimus dorsi

Question 5

Caudal circumflex humeral A

Answer 5

courses laterally b/t the head of the humerus & Teres major

Question 6

Cranial circumflex humeral A

Answer 6

From axillary A distal or proxoimal to the subscapular A

Question 7

Brachial A (DOG)

Answer 7

continuation of the axillary A

Question 8

Deep brachial A

Answer 8

to muscles of caudal brachium; may come off the median A; can be more than one

Question 9

Bicipital A

Answer 9

enters the biceps brachii M

Question 10

Collateral ulnar a

Answer 10

Caudal branch in distal 1/3 arm; follows the ulnar N

Question 11

Superficaial brachial A

Answer 11

Loops around cranial surface of distal biceps brachii

Question 12

Common interosseous A

Answer 12

short; passes to proximal part of the interosseous space then divides

Question 13

Ulnar A

Answer 13

courses caudally and continues distallly w/ ulnar N

Question 14

Caudal interosseous A

Answer 14

lies b/t apposed surfaces of the radius and ulna

Question 15

Cranial interosseous A

Answer 15

thur proximal part of the interosseous space cranially

Question 16

Radial A

Answer 16

from medial side of median A in mid- forearm

Question 17

Deep antebrachial A

Answer 17

Caudal branch of median A

Question 18

Accessory cephalic V

Answer 18

Joins cephalic V on cranial surface of distal 1/3 of forearm

Question 19

Median cubital V

Answer 19

connection b/t cephalic and bracnial Vv

Question 20

Axillobrachial V

Answer 20

Leaves caudal aspect of cephalic

Question 21

Omobrachial V

Answer 21

Subcutaneous across cranial surface of the arm

Question 22

Cranial pectoral Nn

Answer 22

Superficical pectoral M

Question 23

Suprascapular N

Answer 23

b/t the suprespinatus & subscapularis Mm, crosses scapular notch

Question 24

Subscapular N

Answer 24

could have 2 nerves entering subscapularis M

Question 25

Musculocantaneous N

Answer 25

supplies coracobrachialis; biceps brachii and brachilalis Mm

Question 26

Axillary N

Answer 26

b/t subscapularis and teres major Mm

Question 27

Thoracodorsal N

Answer 27

on medial surface of latissimus dorsi M

Question 28

Radial N

Answer 28

enters triceps distal to teres major M

Question 29

Median N

Answer 29

arises with ulnar N; in contact with brachial A

Question 30

Caudal pectoral Nn

Answer 30

innervate seep pectoral M

Question 31

Lateral thoracic N

Answer 31

Runs b/t the latissimus dorsi and deep pectoral Mm

Question 32

4 spinal nerves that give off cutaneous innervation

Answer 32

Radial
Ulnar
Axillary
Musculocutaneous

Question 33

Radial malfuntion

Answer 33

no longer can hold weight

Question 34

Obturator

Answer 34

no longer addut hind limb

Question 35

Sweeny

Answer 35

suprascapular

Question 36

sensory N are myelinated

Answer 36

White

Question 37

motor N are non-myelinated

Answer 37

Gray

Question 38

Sympathetic

Answer 38

Splanchnic

Question 39

Parasympathetic

Answer 39

Vagus

Question 40

4 things only innervated by SNS

Answer 40

blood vessels
sweat glands
polierrector muscles
adrenal medulla