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Anatomy > Leg and Foot Muscles > Flashcards

Leg and Foot Muscles Flashcards

1
Q

Tibialis anterior nerve

A

Deep fibular

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2
Q

Tibialis anterior origin (2)

A

Lateral tibial condyle, interosseous membrane

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3
Q

Tibialis anterior insertion (2)

A

Medial cuneiform and base of 1st metatarsal

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4
Q

Tibialis anterior action (2)

A

Dorsiflexes ankle and inverts foot

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5
Q

Extensor digitorum longus nerve

A

Deep fibular

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6
Q

Extensor digitorum longus insertion

A

Middle and distal phalanges of lateral 4 digits

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7
Q

Extensor digitorum longus action (2)

A

Extends toes, dorsiflexes foot

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8
Q

Extensor hallucis longus nerve

A

Deep fibular

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9
Q

Extensor hallucis longus insertion

A

Dorsal aspect of base of distal phalanx of hallux

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10
Q

Extensor hallucis action (3)

A

Extends hellux, dorsiflexes and inverts foot

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11
Q

Fibularis tertius nerve

A

Deep fibular

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12
Q

Fibularis tertius insertion

A

Dorsum of base of 5th metatarsal

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13
Q

Fibularis tertius action (2)

A

Dorsiflexes and everts foot

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14
Q

Fibularis longus nerve

A

Superficial fibular

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15
Q

Fibularis longus origin

A

Head/upper lateral side of fibula

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16
Q

Fibularis longus insertion (2)

A

Base of 1st metatarsal and medial cuneiform

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17
Q

Fibularis longus action (2)

A

Everts foot and plantar flexes foot

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18
Q

Fibularis brevis nerve

A

Superficial fibular

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19
Q

Fibularis brevis origin

A

Lower lateral fibula

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20
Q

Fibularis brevis insertion

A

base of 5th metatarsal

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21
Q

Fibularis brevis action (2)

A

Everts foot and plantar flexes foot

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22
Q

Gastrocnemius nerve

A

Tibial

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23
Q

Gastrocnemius origin (2)

A

Lateral head - lateral femoral condyle

Medial head - medial femoral condyle

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24
Q

Gastrocnemius insertion

A

Calcaneal tendon

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25
Gastrocnemius action (2)
Flexes knee, plantar flexes foot
26
Soleus nerve
Tibial
27
Soleus insertion
Calcaneal tendon
28
Soleus action
Plantar flexes foot
29
Plantaris nerve
Tibial
30
Plantaris origin
Lower lateral supracondylar line of femur
31
Plantaris insertion
Calcaneal tendon
32
Plantaris action (2)
Flexes and rotates leg medially
33
Popliteus nerve
Tibial
34
Popliteus origin (20
Lateral condyle of femur, popliteal ligament
35
Popliteus insertion
Upper posterior side of tibia
36
Popliteus action (3)
Flexes and rotates leg medially, "unlocks" knee
37
Flexor hallucis longus nerve
Tibial
38
Flexor hallucis longus origin
Lower 2/3 of fibula
39
Flexor hallucis longus insertion
Base of distal phalanx of hallux
40
Flexor hallucis longus action
Flexes distal phalanx of big toe
41
Flexor digitorum longus nerve
Tibial
42
Flexor digitorum longus origin
Middle posterior tibia
43
Flexor digitorum longus insertion
Distal phalanges of lateral 4 digits
44
Flexor digitorum longus action (2)
Flexes lateral 4 toes, plantar flexes foot
45
Tibialis posterior nerve
Tibial
46
Tibialis posterior origin
Upper parts of tibia/fibula
47
Tibialis posterior insertion
Tuberosity of navicular, cuneiform, and cuboid and bases of 2-4 metatarsals
48
Tibialis posterior action (2)
Plantar flexes and inverts foot
49
Extensor digitorum brevis nerve
Deep fibular
50
Extensor digitorum brevis origin
Dorsal surface of calcaneus
51
Extensor digitorum brevis insertion
Tendons of extensor digitorum longus
52
Extensor digitorum brevis action
Extends toes
53
Extensor hallucis brevis nerve
Deep fibular
54
Extensor hallucis brevis origin
Dorsal surface of calcaneus
55
Extensor hallucis brevis insertion
Base of proximal phalanx of big toe
56
Extensor hallucis brevis action
Extends big toe
57
Abductor hallucis nerve
Medial plantar
58
Abductor hallucis origin
Medial tubercle of calcaneus
59
Abductor hallucis insertion
Base of proximal phalanx of hallux
60
Abductor hallucis action
Abducts hallux
61
Flexor digitorum brevis nerve
Medial plantar
62
Flexor digitorum brevis origin
Medial tubercle of calcaneus
63
Flexor digitorum brevis insertion
Middle phalanges of lateral 4 toes
64
Flexor digitorum brevis action
Flexes middle phalanges of lateral 4 toes
65
Abductor digiti minimi nerve
Lateral plantar
66
Abductor digiti minimi origin (2)
Medial and lateral tubercles of calcaneus
67
Abductor digiti minimi insertion
Proximal phalanx of 5th toe
68
Abductor digiti minimi action
Abducts 5th toe
69
Quadratus plantae nerve
Lateral plantar
70
Quadratus plantae origin
Calcaneus
71
Quadratus plantae insertion
Tendons of flexor digitorum longus
72
Quadratus plantae action
Aids in flexing toes
73
Lumbricals nerve (2)
1st - medial plantar | 2,3,4 - lateral plantar
74
Lumbricals origin
Tendons of flexor digitorum longus
75
Lumbricals insertion
Proximal phalanges extensor expansion
76
Lumbricals action (2)
Flex metatarsalphalangeal joints and extend interphalangeal joints
77
Flexor hallucis brevis nerve
Medial plantar
78
Flexor hallucis brevis origin (2)
cuboid, 3rd cuneiform
79
Flexor hallucis brevis insertion
Proximal phalanx of hallux
80
Flexor hallucis brevis action
Flexes hallux
81
Adductor hallucis: oblique head nerve
Lateral plantar
82
Adductor hallucis: oblique head origin
Bases of 2-4 metatarsals
83
Adductor hallucis: oblique head insertion
Proximal phalanx of hallux
84
Adductor hallucis: oblique head action
Adducts hallux
85
Flexor digiti minimi brevis nerve
Lateral plantar
86
Flexor digiti minimi brevis origin
Base of 5th metatarsal
87
Flexor digiti minimi brevis insertion
Proximal phalanx of 5th toe
88
Flexor digiti minimi brevis action
Flexes 5th toe
89
Plantar interossei nerve
Lateral plantar
90
Plantar interossei origin
Medial sides of 3rd-5th metatarsals
91
Plantar interossei insertion
Medial sides of base of 3rd-5th proximal phalanges
92
Plantar interossei action (3)
Adduct toes, flex proximal and extend distal phalanges
93
Dorsal interossei nerve
Lateral plantar
94
Dorsal interossei origin
Adjacent shafts of metatarsals
95
Dorsal interossei insertion
Proximal phalanges of 2nd toe (med and lat sides), and lateral sides of 3rd and 4th toes
96
Dorsal interossei action (3)
Abduct toes, flex proximl and extend distal phalanges

Anatomy (28 decks)

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