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Gross Anatomy II > Thoracic Limb > Flashcards

Thoracic Limb Flashcards

1
Q

What artery exits the axillary artery to supplies the superficial pectoral

A

External thoracic artery

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2
Q

What artery supplies the latissimus dorsi, deep pectoral, and cutaneous trunci?

A

Lateral thoracic

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3
Q

What artery crosses the axillary lymph node

A

Lateral thoracic artery

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4
Q

What artery supplies the subscapularis and part of the teres major

A

Subscapular artery

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5
Q

What artery supplies the teres major and latissimus dorsi?

A

Thoracodorsal artery

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6
Q

The thoracodorsal is a branch of off the ___________ artery

A

Subscapular

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7
Q

What artery triceps, deltoideous, coracobrachialis, infraspinatus, and shoulder joint capsule?

A

Caudal circumflex humeral artery.

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8
Q

The caudal circumflex numeral artery is a branch off of the _____________ artery

A

Subscapular

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9
Q

What artery supplies the biceps brachii and the shoulder joint?

A

Cranial circumflex humeral

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10
Q

What arteries supply the glenohumeral joint?

A

Caudal circumflex humeral artery

Cranial circumflex humeral artery

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11
Q

What artery supplies the deep brachium and the triceps mm?

A

Deep brachial

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12
Q

What artery supplies the biceps and brachialis mm?

A

Bicipital

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13
Q

What artery supplies the superficial brachium?

A

Superficial brachial

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14
Q

The ________________ artery supplies the cranial elbow and the elbow joint?

A

Transverse cubital

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15
Q

What artery dives between the radius and ulna?

A

Common interosseous artery

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16
Q

Ulnar, caudal interosseous, and cranial interosseous are branches off of the ______________ artery

A

Common interosseous

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17
Q

What are the branches of the brachial artery?

A 
Deep brachial 
Bicipital 
Collateral ulnar
Superficial brachial 
Transverse cubital 
Common interosseous
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18
Q

What artery supplies the flexor carpi radialis, DDF, SDF, and flexor carpi ulnaris?

A

Deep antebrachial

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19
Q

What is the main blood supply to the manus?

A

Median artery

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20
Q

What arteries pass through the carpal canal ?

A

Median

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21
Q

What artery is a branch off of the median artery midway down the ulna/radius?

A

Radial artery

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22
Q

The _____________ artery travels on the median side of the antebrachium and the ____________ artery travels on the dorsal aspect of the antebrachim

A

Median - medial …. duh

Radial - dorsal

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23
Q

What vein beings on the palmar side of the limb and wraps around the medial side, becomes dorsal, and continues laterally.

A

Cephalic

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24
Q

What vein is a dorsal begins on the dorsal manus?

A

Accessory cephalic

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25
Q

What vein lies at the cubital joint?

A

Median cubital

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26
Q

The brachial plexus comes from the ventral branches of what spinal nerves

A

C6-T2

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27
Q

The cranial pectoral nerve supplies ?

A

Superficial pectoral

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28
Q

The caudal pectoral nerve supplies ?

A

Deep pectoral mm.

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29
Q

What nerve supplies the cutaneous trunci m?

A

Lateral thoracic nerve

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30
Q

What nerve supplies latissimus dorsi?

A

Thoracodorsal nerve

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31
Q

What nerve supplies the infraspinatus and supraspinatus mm?

A

Suprascapular nerve

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32
Q

What nerve supplies the subscapularis m?

A

Subscapular nerve

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33
Q

What nerves supplies the coracobrachialis m., biceps brachii m., and brachialis m.

A

Musculocutaneous nerve

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34
Q

What nerve supplies the teres major, teres minor, deltoideus, and part of subscapularis?

A

Axillary nerve

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35
Q

What nerve runs with the caudal circumflex humeral artery?

A

Axillary nerve

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36
Q

What nerve supplies the extensor of the elbow, carpus, and digits?

A

Radial nerve

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37
Q

What nerve runs with the cephalic vein?

A

Superficial branch of the radial nerve

38
Q

What nerve gives rise to the lateral cutaneous antebrahial n.?

A

Superficial branch of the radial nerve

39
Q

What two nerves come from a common trunk in the dog? What two nerves come from a common trunk in the horse?

A

Median and ulnar nerve - woof

Median and musculocutaneous - neigh

40
Q

What nerve supplies the proctor teres, pronator quadratus, FCR, SDF, and DDF?

A

Median nerve

41
Q

What arteries anastomoses in the dog thoracic limb?

A

Cranial and caudal circumflex humeral artery

Collateral ulnar and transverse cubital

42
Q

What nerve supplies the FCU and DDF?

A

Ulnar nerve.

43
Q

What two nerves pass through the carpal canal?

A

Median and ulnar nerves

44
Q

What nerves supply the glenohumeral joint?

A

Axillary

Suprascapular

45
Q

Innervation to the elbow joint is by?

A

Median, ulnar, musculocutaneous, and radial nerves

46
Q

What nerves joint to form the lateral palmar artery?

A

Palmar branch of the median nerve
Collateral ulnar artery

Hahah dumb

47
Q

The radial artery supplies what arteries to the metacarpal?

A

Medial and lateral palmar metacarpal artery

48
Q

What nerve divides to form the palmar arteries?

A

Median -> median and lateral palmar arteries

49
Q

At the level of the carpus the median artery becomes?

A

Medial and lateral palmar arteries.

50
Q

At the level of the fetlock, the median and lateral palmar arteries become?

A

The median and lateral palmar digital arteries

51
Q

What nerve splits at the level of the carpus to supply the distal digit?

52
Q

At the level of the carpus, the median nerve splits into?

A

Medial and lateral palmar nerves

53
Q

At the level of the fetlock, the palmar nerves become the ?

A

Medial and lateral palmar digital nerves

54
Q

What supplies the dorsal aspect of the digit of the horse?

A

Dorsal branches of the medial and lateral palmar digital nerve.

55
Q

The deep branch of the lateral palmar nerve splits to?

A

Medial and lateral palmar metacarpal nerve

56
Q

What nerves are closely associated with the split bones?

A

Medial and lateral palmar metacarpal nerves

57
Q

What two nerves makes up the lateral palmar nerve?

A

Palmar branch of Ulnar nerve

Lateral branch of medial

58
Q

The ___________ nerve splits into medial and lateral and the _____________ nerve splits into dorsal and palmar at the level of the carpus

A

Median

Ulnar

59
Q

The ulnar nerve is found where?

A

Between the medial humoral epicondyle and tuber olecranon

60
Q

What supplies cutaneous innervation to the distal brachium and caudal antebrachium?

A

Ulnar nerve

61
Q

What nerves supply dorsal innervation to the forelimb?

A

Musculocutaneous -> medial cutaneous antebrachial (to fetlock)
Radial -> lateral cutaneous antebrachial (to carpus)
Ulnar -> dorsal branch (to fetlock)
Palmar digital -> dorsal branches (distal to fetlock)

62
Q

A high 4 point nerve block will block everything below the ?

63
Q

A low 4-point nerve block will block everything below the ?

64
Q

The pastern can be blocked by doing a___________________ nerve block

A

Abaxial (seasmoidean)

65
Q

The heel can be blocked by doing a _______________ block

A

Palmar digital

66
Q

What is the landmark for the VAN complex of the horse forelimb??

A

Ligament of ergot

67
Q

The cephalic vein drains the __________ vein

A

Medial palmar (name change at carpus)

68
Q

The medial palmar vein spits proximal to the ______________ to the medial and lateral __________ ___________ veins

A

Fetlock; palmar digital veins

69
Q

In the bovine the accessory cephalic vein drains the _______________________ vein, which drains the ________________________ vein

A

Dorsal metacarpal III

Dorsal common digital III

70
Q

A _______ block provides regional limb anesthesia by using a tourniquet to prevent venous return

71
Q

What nerve is likely damaged in a cat who is unable to extend the carpus and the digits?

A

Radial neve

72
Q

What nerve is likely damaged in a horse with atrophy of the suprascapular muscle ?

A

Suprascapular nerve -> Sweeney

Horses have no acromion–»> damage nerve when hit against hard object

73
Q

What artery can be seen coursing toward the axillary lymph node, supplies the deep pectoral, and travels with a nerve of the same name?

A

Lateral thoracic

74
Q

In an animal having difficulty advancing the limb at the shoulder, what nerve is likely damaged?

A

Suprascapular nerve

75
Q

Damage to what two nerves can cause shoulder instability ?

A

Suprascapular and subscapular

76
Q

An animal with weak elbow flexion most likely has a damaged _________________ nerve

A

Musculocutaneous

77
Q

An animal that cannot bear weight would have damaged to the _____________ nerve

78
Q

In an animal that is knuckling/ unable to extend the carpus and digits, what nerve is likely damaged?

79
Q

Sympathetic denervation (loss of sympathetic innervation) is also known as?

A

Horner’ syndrome

80
Q

To block sensory and motor to the forelimb distal to the shoulder, where would you nerve block?

A

Brachial plexus

81
Q

The panniculus reflex is caused by innervation of what nerve to what muscle?

A

Lateral thoracic nerve to the cutaneous trunci muscle

82
Q

Loss of sensation to the lateral aspect of the brachium and caudal scapula due damage of the _______________ nerve

83
Q

Loss of sensory to the medial aspect of the forearm is due to damage of the _______________ nerve

A

Musculocutaneous

84
Q

Loss of sensation to the palmar aspect of the paw/ hoof is due to damage of the ___________ nerve

85
Q

Loss of sensation to the lateral paw and 5th digit is due to damage of the ______________ nerve

86
Q

Damage to what nerves results in sinking of the carpus and fetlock?

A

Median and ulnar

87
Q

Loss of cutaneous sensation to the dorsal and lateral antebrachium and paw results from damage of the ___________ nerve

88
Q

What kind of block is used for procedures on the elbow? What nerves are blocked?

A

RUMM block

Radial
Ulnar
Median
Musculocutaneous

89
Q

In a RUMM block the ______________ nerve(s) are blocked proximal to the lateral epicondyle of the humerus and the _____________nerve(s) are blocked proximal to the medial epicondyle of the humerus

A

Lateral- radial

Medial- ulnar, median, musculocutaneous

90
Q

A __________ block is used for distal limb procedures

91
Q

What two nerves form the lateral palmar nerve

A

Lateral branch of median nerve and palmar branch of ulnar nerve

Gross Anatomy II (11 decks)

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