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Physiotherapy Year 1 Muscles > Hand/Wrist > Flashcards

Hand/Wrist Flashcards

(74 cards)

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1
Q

origin of extensor digitorum

A

lateral condyle of humerus

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2
Q

insertion of extensor digitorum

A

dorsal base of fingers 2-5

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3
Q

action of the extensor digitorum

A

extensor

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4
Q

origin of extensor carpi ulnaris

A

lateral epicondyle of humerus

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5
Q

insertion of extensor carpi ulnaris

A

medial aspect of base of 5th metacarpal bone

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6
Q

action of extensor carpi ulnaris

A

extensor
ulnar deviator

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7
Q

origin of extensor carpi radialis brevis

A

lateral epicondyle of humerus

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8
Q

insertion of extensor carpi radialis brevis

A

dorsal aspect of base of 3rd metacarpal bone

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9
Q

action of extensor carpi radialis brevis

A

extensor
radial deviator

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10
Q

origin of extensor carpi radialis longus

A

inferior 1/3 lateral supracondylar ridge of humerus

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11
Q

insertion of extensor carpi radialis longus

A

dorsal base of 2nd metacarpal bone

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12
Q

action of extensor carpi radialis longus

A

extensor
radial deviator

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13
Q

origin of extensor indicis

A

posterior distal 1/3 ulna
adjacent interosseous membrane

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14
Q

insertion of extensor indicis

A

extensor expansion of index finger

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15
Q

action of extensor indicis

A

extensor

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16
Q

origin of flexor carpi radialis

A

medial epicondyle of humerus

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17
Q

insertion of flexor carpi radialis

A

palmar aspect of base of 2nd and 3rd metacarpal bones

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18
Q

action of flexor carpi radialis

A

flexor
radial deviator

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19
Q

origin of palmaris longus

A

medial epicondyle of humerus

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20
Q

insertion of palmaris longus

A

palmar aponeurosis
flexor retinaculum

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21
Q

action of palmaris longus

A

flexor

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22
Q

origin of flexor carpi ulnaris

A

medial epicondyle of humerus

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23
Q

insertion of flexor carpi ulnaris

A

pisiform, hamate, palmar aspect of base of 5th metacarpal bone

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24
Q

action of flexor carpi ulnaris

A

flexor
ulnar deviator

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25
origin of flexor digitorum superficialis
medial epicondyle of humerus
26
insertion of flexor digitorum superficialis
palmar aspects of bodies of middle phalanges of fingers 2-5
27
action of flexor digitorum superficialis
flexor
28
origin of flexor digitorum profundus
coronoid process of ulna
29
insertion of flexor digitorum profundus
palmar base of distal phalanges of fingers 2-5
30
action of flexor digitorum profundus
flexor
31
origin abductor pollicis longus
posterior proximal ulna middle 1/3 radius
32
insertion of abductor pollicis longus
lateral aspect of base of 1st metacarpal bone
33
action of abductor pollicis longus
abductor extensor
34
origin of extensor pollicis longus
posterior surface of middle ulna adjacent interosseous membrane
35
insertion of extensor pollicis longus
dorsal base of distal phalanx of thumb
36
action of extensor pollicis longus
extensor
37
origin of extensor pollicis brevis
posterior distal 1/2 radius adjacent interosseous membrane
38
insertion of extensor pollicis brevis
dorsal base of proximal phalanx of thumb
39
action of extensor pollicis brevis
extensor
40
origin of abductor pollicis brevis
tubercles of scaphoid and trapezium
41
insertion of abductor pollicis brevis
lateral aspect of base of proximal phalanx of thumb
42
action of abductor pollicis brevis
adductor
43
origin of flexor pollicis brevis
tubercle of trapezium bone palmar capitate and trapezoid bones
44
insertion of flexor pollicis brevis
lateral aspect of base of proximal phalanx of thumb
45
action of flexor pollicis brevis
flexor
46
origin of opponens pollicis
tubercle of trapezium bone
47
insertion of opponens pollicis
anterolateral aspect of 1st metacarpal bone
48
action of opponens pollicis
opposes
49
origin of adductor pollicis
palmar aspects of capitate bone
50
insertion of adductor pollicis
medial aspect of base of proximal phalanx of thumb
51
action of adductor pollicis
adductor
52
origin of lumbricals
1 - radial side + palmar surface of tendon of index finger 2 - radial side + palmar surface of tendon of middle finger 3 - ulnar side + middle finger tendon + radial side of ring finger tendon 4 - ulnar side of ring finger tendon + radial side of little finger tendon
53
insertion of lumbricals
radial aspect of the extensor hood of each digit
54
origin of dorsal interossei
adjacent side of metacarpal bones 1-5
55
insertion of dorsal interossei
1+2 - radial base of proximal phalanges of 2-3 3+4 - ulnar base of proximal phalanges of 3-4
56
action of dorsal interossei
metacarpophalangeal = finger abduction + flexion interphalangeal = finger extension
57
origin of palmar interossei
ulnar side of metacarpal bone 2 radial side of metacarpal bones 4+5
58
insertion of palmar interossei
1 = ulnar base of proximal phalanx extensor expansion of digit 2 2+3 = radial base of proximal phalanges/extensor expansions of digits 4+5
59
action of palmar interossei
adductor flexor
60
origin of abductor digiti minimi
pisiform bone
61
insertion of abductor digiti minimi
medial aspect of base of proximal phalanx of little finger
62
action of abductor digiti minimi
abductor
63
origin of flexor digiti minimi
hook of hamate bone
64
insertion of flexor digiti minimi
medial aspect of base of proximal phalanx of little finger
65
action of flexor digiti minimi
flexor
66
origin of opponens digiti minimi
hook of hamate bone
67
insertion of opponens digiti minimi
medial aspect of 5th metacarpal bone
68
action of opponens digiti minimi
opposes little finger towards thumb
69
origin of extensor digiti minimi
lateral epicondyle of humerus
70
insertion of extensor digiti minimi
extensor expansion of little finger
71
action of extensor digiti minimi
extensor
72
origin of flexor pollicis longus
anterior radius adjacent interosseous membrane
73
insertion of flexor pollicis longus
palmar aspect of base of distal phalanx of thumb
74
action of flexor pollicis longus
flexor

Physiotherapy Year 1 Muscles (8 decks)

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