Ankle & Subtalar Joints Flashcards

1
Q

TIBIALIS ANTERIOR

A

O: ANTERIOR TIBIA (lateral tibial condyle, proximal 2/3 of anterior tibia, proximal 2/3 of interosseous membrane)
I: MEDIAL FOOT (first cuneiform and 1st metatarsal)
N: DEEP FIBULAR NERVE L4
K:
1) Dorsiflexion of the foot
+(inversion of the foot)

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2
Q

FIBULARIS TERTIUS

A
O: DISTAL 1/3 OF ANTERIOR FIBULA & INTEROSSEOUS MEMBRANE
I: 5TH METATARSAL (DORSAL BASE)
N: DEEP FIBULAR NERVE
K:
1) Dorsiflexion of foot
\+(eversion of foot)
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3
Q

FIBULARIS LONGUS

A

O: head of fibula, proximal 1/2 of fibula
I: MEDIAL FOOT: 1st cuneiform and 1st metatarsal
N: SUPERFICIAL FIBULAR NERVE
K:
1) Everts (pronates) the foot at subtalar jt
2) Plantarflexes the foot at talocrural jt

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4
Q

FIBULARIS BREVIS

A
O: distal 1/2 of lateral fibula
I: FIFTH METATARSAL (lateral base)
N: SUPERFICIAL FIBULAR NERVE
K:
1) Everts/pronates the foot at subtalar jt
2) Plantarflexes foot at talocrural jt
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