Extensor Digitorum Brevis Extend toes 2 to 4 Tibialis Posterior Tibial nerve L4 L5 S1 Gastrocnemius Condyles of the femur, posterior surfaces Fibularis Longus Head of fibula Abductor Digiti Minimi proximal phalanx 5th toe Fibularis Brevis superficial fibular nerve L4 L5 S1 Extensor Digitorum Runs under foot to support transverse arch Flexor Digitorum Longus Tibial L5, S1,2 Extensor Digitorum Longus Lateral condyle of tibia; proximal, anterior shaft of fibula; and interosseous membrane Tibialis Anterior Dorsiflex and invert foot Tibialis Anterior Deep fibular nerve L4 L5 S1 Flexor Digitorum Longus Posterior tibia Extensor Digitorum Longus Deep fibular nerve L4 L5 S1 Fibularis Longus 1st metatarsal and medial cuneiform Gastrocnemius Flex the knee, Plantar flex the ankle Abductor Digiti Minimi supports balance when you shift weight during walking Flexor Digitorum Longus tibial nerve L5 S1 Flexor Digitorum Brevis helps grip the ground during walking by flexing the middle toes Extensor Digitorum Longus Extend toes 2 to 5, dorsiflex ankle Fibularis Brevis Base of 5th metatarsal Gastrocnemius strongest plantar flexor used in jumping Soleus It works continuously while you stand to prevent your body from falling forward Extensor Hallucis Longus Anterior surface of Fibula Extensor Hallucis Longus Distal phalanx of first toe Flexor Hallucis Longus Tibial nerve L5 S1 S2 Extensor Hallucis Longus Extend First toe and dorsiflex Soleus tibial nerve L5 S1 S2 Flexor Hallucis Longus Posterior fibula Tibialis Posterior key muscle for maintaining arch support Fibularis Brevis Evert foot and assist plantarflexion Tibialis Anterior Only anterior compartment muscle that inverts Tibialis Anterior Medial cuneiform and 1st metatarsal Abductor Hallucis Medial process of calcaneus Tibialis Posterior Invert foot and plantarflex ankle Extensor Digitorum Longus Distal phalanges 2 to 5 Abductor Hallucis Proximal phalanx of first toe and medial sesamoid bone Flexor Hallucis Longus Flex the first toe, Weak plantar flexion of ankle Popliteus Proximal, posterior aspect of tibia Tibialis Posterior Posterior tibia and fibula Extensor Digitorum Brevis Dorsal surface of calcaneus Fibularis Longus Superficial fibular nerve L4 L5 S1 Fibularis Longus Base of the first metatarsal and medial cuneiform Flexor Digitorum Brevis This muscle has a split tendon design Plantaris Calcaneus via calcaneal tendon Abductor Hallucis abduct and assist flex First toe Extensor Hallucis Longus Deep fibular L4, 5, S1 Flexor Hallucis Longus often called the “runner’s muscle” Soleus Calcaneus via calcaneal tendon Fibularis Longus Primary toe extensor for digits 2 to 5 Extensor Digitorum Brevis Extend toes 2 to 4 Tibialis Posterior Tibial nerve L4 L5 S1 Gastrocnemius Condyles of the femur, posterior surfaces Fibularis Longus Head of fibula Abductor Digiti Minimi proximal phalanx 5th toe Fibularis Brevis superficial fibular nerve L4 L5 S1 Extensor Digitorum Runs under foot to support transverse arch Flexor Digitorum Longus Tibial L5, S1,2 Extensor Digitorum Longus Lateral condyle of tibia; proximal, anterior shaft of fibula; and interosseous membrane Tibialis Anterior Dorsiflex and invert foot Tibialis Anterior Deep fibular nerve L4 L5 S1 Flexor Digitorum Longus Posterior tibia Extensor Digitorum Longus Deep fibular nerve L4 L5 S1 Fibularis Longus 1st metatarsal and medial cuneiform Gastrocnemius Flex the knee, Plantar flex the ankle Abductor Digiti Minimi supports balance when you shift weight during walking Flexor Digitorum Longus tibial nerve L5 S1 Flexor Digitorum Brevis helps grip the ground during walking by flexing the middle toes Extensor Digitorum Longus Extend toes 2 to 5, dorsiflex ankle Fibularis Brevis Base of 5th metatarsal Gastrocnemius strongest plantar flexor used in jumping Soleus It works continuously while you stand to prevent your body from falling forward Extensor Hallucis Longus Anterior surface of Fibula Extensor Hallucis Longus Distal phalanx of first toe Flexor Hallucis Longus Tibial nerve L5 S1 S2 Extensor Hallucis Longus Extend First toe and dorsiflex Soleus tibial nerve L5 S1 S2 Flexor Hallucis Longus Posterior fibula Tibialis Posterior key muscle for maintaining arch support Fibularis Brevis Evert foot and assist plantarflexion Tibialis Anterior Only anterior compartment muscle that inverts Tibialis Anterior Medial cuneiform and 1st metatarsal Abductor Hallucis Medial process of calcaneus Tibialis Posterior Invert foot and plantarflex ankle Extensor Digitorum Longus Distal phalanges 2 to 5 Abductor Hallucis Proximal phalanx of first toe and medial sesamoid bone Flexor Hallucis Longus Flex the first toe, Weak plantar flexion of ankle Popliteus Proximal, posterior aspect of tibia Tibialis Posterior Posterior tibia and fibula Extensor Digitorum Brevis Dorsal surface of calcaneus Fibularis Longus Superficial fibular nerve L4 L5 S1 Fibularis Longus Base of the first metatarsal and medial cuneiform Flexor Digitorum Brevis This muscle has a split tendon design Plantaris Calcaneus via calcaneal tendon Abductor Hallucis abduct and assist flex First toe Extensor Hallucis Longus Deep fibular L4, 5, S1 Flexor Hallucis Longus often called the “runner’s muscle” Soleus Calcaneus via calcaneal tendon Fibularis Longus Primary toe extensor for digits 2 to 5
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A-Extend toes 2 to 4
N-Tibial nerve L4 L5 S1
O-Condyles of the femur, posterior
surfaces
O-Head of fibula
I-proximal phalanx 5th toe
N-superficial fibular nerve L4 L5 S1
M-Runs under foot to support transverse arch
N-Tibial L5, S1,2
O-Lateral condyle of tibia; proximal,
anterior shaft of fibula; and
interosseous membrane
A-Dorsiflex and invert foot
N- Deep fibular nerve L4 L5 S1
O-Posterior tibia
N-Deep fibular nerve L4 L5 S1
I-1st metatarsal and medial cuneiform
A-Flex the knee, Plantar flex the ankle
M-supports balance when you shift weight during walking
N-tibial nerve L5 S1
M-helps grip the ground during walking by flexing the middle toes
A-Extend toes 2 to 5, dorsiflex ankle
I-Base of 5th metatarsal
M-strongest plantar flexor used in jumping
M-It works continuously while you stand to prevent your body from falling forward
O-Anterior surface of Fibula
I-Distal phalanx of first toe
N-Tibial nerve L5 S1 S2
A- Extend First toe and dorsiflex
N-tibial nerve L5 S1 S2
O-Posterior fibula
M-key muscle for maintaining arch support
A-Evert foot and assist plantarflexion
M-Only anterior compartment muscle that inverts
I-Medial cuneiform and 1st metatarsal
O-Medial process of calcaneus
A-Invert foot and plantarflex ankle
I-Distal phalanges 2 to 5
I-Proximal phalanx of first toe and medial sesamoid bone
A-Flex the first toe, Weak plantar flexion of ankle
I-Proximal, posterior aspect of tibia
O-Posterior tibia and fibula
O-Dorsal surface of calcaneus
N-Superficial fibular nerve L4 L5 S1
A-Base of the first metatarsal and
medial cuneiform
M-This muscle has a split tendon design
I-Calcaneus via calcaneal tendon
A-abduct and assist flex First toe
N-Deep fibular L4, 5, S1
M-often called the “runner’s muscle”
I-Calcaneus via calcaneal tendon
M-Primary toe extensor for digits 2 to 5
