antebrachial region Flashcards

1
Q

structure of ulna

A

longer and leverage

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2
Q

structure of radius

A

shorter and main weight bearing

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3
Q

proximal end of radius

A

head - fovea
neck
body

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4
Q

distal end of radius

A

trochlea
styloid process
ulnar notch

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5
Q

proximal end of ulna

A

olecranon process
anconeal process
trochlear notch
lateral and medial coronoid process
radial notch

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6
Q

distal end of ulna

A

styloid process

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7
Q

what is radial notch of ulna held by

A

annular ligament

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8
Q

palpation of ulna

A

olecranon process
lateral styloid process

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9
Q

radius palpation

A

medial styloid process

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10
Q

difference in olecranon in cat

A

square

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11
Q

clinical considerations

A

radius fractures as most weight bearing
primary bone tumours (osteosarcoma)

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12
Q

bones involved in elbow joint

A

radius ulna and humerus
trochlea and capitulum of humerus

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13
Q

what does the trochlea and capitulum of the humerus articulate with in the elbow joint

A

trochlea - trochlear notch and fovea capitis of radius
capitulum - fovea capitis of radius

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14
Q

movement of elbow joint

A

flexion and extension
rotation possible but dogs limited

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15
Q

clinical considerations of the elbow joint

A

elbow dysplasia
osteochondrosis
dislocation
degenerative joint disease

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16
Q

elbow extensors

A

triceps muscles

17
Q

elbow flexors

A

biceps brachii
brachialis

18
Q

elbow rotators

A

supinator
pronator teres

19
Q

forelimb arterial supply

A

subclavian
axillary
brachial
median
superficial brachial

20
Q

palmar blood supply

A

median
caudal interosseus

21
Q

dorsal blood supply

A

superficial brachial

22
Q

how many blood vessels per digit

A

4

23
Q

superficial venous system

A

cephalic vein
drains into jugular vein/vena cava