Ankle/foot Muscles

Front 1

Soleus

Back 1

O= Upper fibula including head + soleal line posterior Tibia

I= Calcaneus via medial portion of tibialis anterior

Front 2

Plantaris

Back 2

O= Above lateral head of gastrocnemius on femur

I= Calcaneus blending with tibialis Anterior

Front 3

Tibialis Posterior

Back 3

O= Proximal Tibia, interosseous membrane and medial surface of fibula

I= Sustentaculum tali, navicular tuberosity, cuboid, plantar surface of all 3 cuniforms, base of 2nd to 4th Met

Front 4

Tibialis Anterior

Back 4

O= Lateral Tibial Condyle,Proximal 2/3 of lateral surface of tibia, interosseous membrane and anterior intermuscular septum

I= Medial and plantar surface of base of 1st Met and medial cuniform

Front 5

Flexor Digitorum Longus

Back 5

O= Posterior surface of tibia below soleal line

I= Plantar surface bases of 2nd - 5th Phalanges

Front 6

Flexor hallucis Longus

Back 6

O= Inferior 2/3 of Fibula, interosseous membrane, Intermuscular septum

I= Plantar surface of distal phalanx of hallux

Front 7

Peroneus Longus

Back 7

O= Head of fibula, Prox 2/3 of lateral fibula, intermuscular septum

I= Groove on plantar surface of cuboid, base of 1st - 2nd Met, plantar surface of medial cuneiform

Front 8

Peroneaus Brevis

Back 8

O= distal 2/3 of lat Fibula, post/ant intermuscular septum

I= Tuberosity on base of 5th Met

Front 9

Peroneus Tertius

Back 9

O= Dist 1/3 of ant fibula, interosseous membrane

I= dorsal surface base of 5th met

Front 10

Extensor Digitorum Longus

Back 10

O= Lateral Condyle of tibia, Upper surface of fibula and interosseous membrane

I= dorsal surface base of middle and distal phalanges of 2nd-5th toes

Front 11

Extensor Hallucis Longus

Back 11

O= Medial aspect of fibula, interosseous membrane

I= dorsal surface, base of proximal and distal phalanges of hallux