Muscles of Ankle Revision Flashcards

1
Q

Gastrocnemius

A

O: posterior surface of the two femoral condyles
I: calcaneus
1. ankle - Concentric agonist for plantarflexion
2. knee - concentric agonist for flexion

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2
Q

Soleus

A

O: proximal fibula and medial border of tibia
I: calcaneus
Ankle - concentric agonist for plantarflexion

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3
Q

Tibialis Posterior

A

O: posterior surface of the tibia, fibula and interosseous membrane
I: Navicular, cuneiforms and metatarsals 2,3,4,5
Ankle - concentric agonist for plantarflexion
Subtalar and Transverse tarsal - inversion

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4
Q

Flexor Digitorum Longus

A

O: posterior tibia
I: distal phalanx of each of the 4 lesser toes
Ankle - plantarflexion
Subtalar and Transverse tarsal - inversion

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5
Q

Flexor Hallucis Longus

A

O: posterior fibula
I: distal phalanx of great toe
Ankle - plantarflexion
Subtalar and transverse tarsal - inversion/big toe flexion

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6
Q

Tibialis Anterior

A

O: upper 2/3 of lateral tibia
I: Medial cuneiform and 1st metatarsal
Ankle - dorsiflexion
Subtalar and Transverse tarsal - inversion

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7
Q

Extensor Hallucis Longus

A

O: middle 2/3 of anteromedial fibula
I: distal phalanx of great toe
Ankle - dorsiflexion

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8
Q

Extensor Digitorum Longus

A

O: lateral condyle of tibia and anterior proximal 2/3 of fibula
I: distal phalanx of the 4 lesser toes
Ankle - dorsiflexion, eversion, toe extension

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9
Q

Peroneus Longus

A

O: proximal 1/2 of lateral tibia
I: 1st metatarsal and medial cuneiform
Ankle - eversion and plantarflexion

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10
Q

Peroneus Brevis

A

O: distal 1/2 lateral fibula
I: base of 5th metatarsal
Ankle - eversion and dorsiflexion

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11
Q

Peroneus Tertius

A

O: distal anterior fibula
I: top of 5th metatarsal
Ankle - eversion and dorsiflexion

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