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Anatomy > Muscles of the Forelimb Part 3 > Flashcards

Muscles of the Forelimb Part 3 Flashcards

1
Q

degree of fusion =

A

how developed the muscles are

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2
Q

supinators of the forearm

A

supinator and brachioradial

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3
Q

dogs have what degree of supination

A

50

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4
Q

cats have what degree of supination

A

over 100

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5
Q

pronators of forearm

A

pronator teres and pronator quadratus

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6
Q

What muscle is not always constant

A

brachioradial

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7
Q

brachioradial origin

A

proximal part of the crest of lateral epicondyle

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8
Q

brachioradial insertion

A

distal radius, proximal 1/4

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9
Q

brachioradial action

A

supination of antebrachium

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10
Q

brachioradial innervation

A

radial nerve

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11
Q

supinator shape

A

short, broad, flat, oblique

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12
Q

supinator origin

A

lateral epicondyle of humerus

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13
Q

supinator insertion

A

cranial aspect of proximal radius

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14
Q

supinator action

A

supination of antebrachium, elbow flexion

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15
Q

supinator innervation

A

radial nerve

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16
Q

pronator teres is found in between

A

Extensor carpi radialis and Flexor carpi radialis

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17
Q

pronator teres origin

A

medial epicondyle of humerus

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18
Q

pronator teres insertion

A

medial border of radius between proximal and middle thirds

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19
Q

pronator teres action

A

pronation, flex elbow

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20
Q

pronator teres innervation

A

median nerve

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21
Q

pronator teres shape

A

rounded proximally, flat distally

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22
Q

pronator quadratus fills in space between:

A

radius and ulna

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23
Q

pronator quadratus fibers run:

A

transversely between ulna and radius

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24
Q

pronator quadratus origin and insertion

A

SAME: apposed surfaces of the radius and ulna

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25
pronator quadratus action
pronate paw
26
pronator quadratus innervation
median nerve
27
extensors of carpus located
cranio dorso lateral side
28
flexors of carpus located
caudal palmar side
29
extensors of carpus arise from:
lateral epicondyle of humerus
30
flexors of carpus arise from:
medial epicondyle of humerus
31
extensor carpi radialis origin
lateral supracondylar crest
32
extensor carpi radialis insertion
tuberosities on dorsal aspect of proximal metacarpals II and III
33
extensor carpi radialis action
extension of carpus
34
extensor carpi radialis innervation
radial nerve
35
extensor carpi ulnaris origin
lateral epicondyle of humerus
36
extensor carpi ulnaris insertion
lateral aspect of proximal metacarpal V and accessory carpal bone
37
extensor carpi ulnaris action
extension of carpus, abduction of carpus
38
extensor carpi ulnaris innervation
radial nerve
39
flexor carpi ulnaris heads
ulnar and humeral
40
extensor carpi radialis held in place by
extensor retinaculum
41
flexor carpi ulnaris ulnar head origin
caudomedial aspect of olecranon
42
flexor carpi ulnaris insertion
accessory carpal bone
43
flexor carpi ulnaris action
flexion of carpus
44
flexor carpi ulnaris innervation
ulnar nerve
45
flexor carpi ulnaris humeral head origin
medial epicondyle of humerus
46
flexor carpi radialis passes through
carpal canal
47
carpal canal is created by
flexor retinaculum
48
flexor carpi radialis origin
medial epicondyle of humerus, medial aspect of radius
49
flexor carpi radialis insertion
palmar aspect of proximal metacarpals II and III
50
flexor carpi radialis action
carpal flexion
51
flexor carpi radialis innervation
median nerve
52
extensor muscles of digits
common digital extensor, lateral digital extensor, extensor 1st and 2nd digit, long absuctor of 1st digit
53
flexor muscles of digits
superficial digital flexor, deep digital flexor, interflexor
54
common digital extensor origin
lateral epicondyle of humerus
55
common digital extensor insertion
extensor processes of distal phalanges of digits II to V
56
common digital extensor action
extension of digits II to V, extension of carpus
57
common digital extensor innervation
radial nerve
58
extensor digitorum lateralis origin
lateral epicondyle of humerus
59
extensor digitorum lateralis insertion
proximal ends of digits III to V
60
extensor digitorum lateralis action
extension of carpus and joints of digits III to V
61
extensor digitorum lateralis innervation
radial nerve

Anatomy (29 decks)

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