Equine Forelimb - Applied Anatomy Flashcards

1
Q

Where would we preform arthrocentesis in the equine cubital joint?

A

lateral aspect
cranially and caudally to the lateral collateral ligament

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1
Q

Where would we perform arthrocentisis in the equine scapulo-humeral joint?

A

between the cranial and caudal eminence of the greater tubercle of the humerus

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2
Q

Which joint of the distal forelimb in the horse is the most stressed/worked/damaged?

A

metacarpophalengeal joint (aka fetlock joint)

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3
Q

What is articular windgalls/windpuffs in horses?

A

fluid filled swelling around the fetlock joint, associated with the tendon sheath

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4
Q

What is the clinical sign observed when there is a lesion in a section of the interosseous muscle?

A

fetlock sinks

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5
Q

What is the clinical sign observed when there is a lesion in a section of the superficial digital flexor tendon?

A

fletlock sinks slightly

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6
Q

What is the clinical sign observed when there is a lesion in both the interosseous muscle and superficial digital flexor tendon?

A

complete grounding of the fetlock

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7
Q

Describe capped elbow in the horse

A

inflammation of an inconsistent subcutaneous bursa over the olecranon process

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8
Q

Describe the condition known as “Sweeney” that is seen in the horse

A

damage to the suprascapular nerve
rapid atrophy of the supraspinatus and infraspinatus muscles - producing a prominent scapular spine
unstable shoulder - slips laterally

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9
Q

How are nerve blocks of the forelimb used in equine medicine?

A

diagnostic aid used to localize areas of lameness
start ditsally, move up proximally

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10
Q

Where would we perform a palmar/plantar digital nerve block?

A

along the medial and lateral edges of the flexor tendon at the level of the pastern joint

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11
Q

What nerves are targeted with the distal plamar/plantar digital nerve block?

A

medial and lateral palmar/plantar digital nerve

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12
Q

Where would we perform a proximal plamar/plantar digital nerve block?

A

on the abaxial side, just below the proximal sesamoid bone

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13
Q

Proximal plamar/plantar digital nerve block aka

A

abaxial sesamoidean nerve block

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14
Q

Where would we perform a low palmar nerve block?

A

adjacent to the dorsal surface DDFT but distal to the communicating branch
at the level of the buttons

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15
Q

Low palmar nerve block aka

A

low four-point block

16
Q

What nerves are targeted by the low palmar nerve block?

A

medial and lateral palmar nerves
medial and lateral plamar metacarpal nerves

17
Q

Where would we perform a high palmar nerve block?

A

adjacent to the dorsal surface of DDFT
between the palmar surface of the third metacarpal bone and the axial surface of the splint bones

18
Q

High palmar nerve block aka

A

high four-point nerve block

19
Q

What nerves are targeted by the high palmar nerve block?

A

medial and lateral palmar nerves
medial and lateral plamar metacarpal nerves

20
Q

Where would we perform a lateral palmar nerve block?

A

along the medial aspect of the accessory carpal bone

21
Q

What nerve is targeted by the lateral palmar nerve block?

A

lateral palmar nerve

22
Q

Where on the equine distal forelimb can we feel an arterial pulse?

A

medial and lateral palmar digital arteries - as they pass over the abaxial surfaces of the proximal sesamoid bones