Plantaris calcaneus via calcaneal tendon flexor digiti minimi brevis it acts like a mini hand gripping the ground fibularis longus head of fibula and proximal two-thirds of lateral fibula (eversion) popliteus proximal, posterior aspect of tibia abductor digiti minimi helps you stay stabilized on your foot quadratus plantae assist flexor digitorum longus to flex 2-5 toes lumbricals first: tibial L4, 5, S1 2-4: Tibial L(4), (5), S1, 2 dorsal interossei abduct 2-4 toes, flex 2-4 toes (metatarsophalangeal joint) tibialis anterior keeps your toes from dragging while you walk flexor digitorum brevis middle phalanges of second through fifth toes (toe flexion) extensor digitorum brevis Deep fibular L4, 5, S1 adductor hallucis the key for maintaining the transverse arch of your foot flexor digitorum longus tibial L5, S1, (2) (plantar flexion, inversion) Gastrocnemius one of the few muscles that crosses two joints tibialis anterior lateral condyle of the tibia; proximal, lateral surface of tibia; and interosseous membrane (inversion, dorsiflexion) popliteus medially rotate the flexed knee (tibiofemoral joint), flex the knee (T/F joint) popliteus Tibial L4, 5, S1 flexor hallucis brevis Tibial L4, 5, S1 extensor hallucis longus middle, anterior surface of fibula and interosseous membrane (dorsiflexion, inversion) plantaris calcaneus via calcaneal tendon (plantar flexion) soleus plantar flex the ankle (talocrural joint) tibialis posterior proximal, posterior shafts of tibia and fibula; and interosseous membrane (inversion, plantar flexion) extensor digitorum longus it lifts your foot and your toes at the same time plantar interossei medial surfaces of 3-5 metatarsals (toe flexion) extensor hallucis brevis dorsal surface of calcaneus (toe extension) abductor hallucis Tibial L4, 5, S1 (toe flexion) flexor hallucis longus Flex first toe, weak plantar flexion of ankle, invert the foot dorsal interossei adjacent surfaces of all metatarsals fibularis brevis evert the foot, assist to plantar flex the ankle (talocrural joint) Plantaris calcaneus via calcaneal tendon flexor digiti minimi brevis it acts like a mini hand gripping the ground fibularis longus head of fibula and proximal two-thirds of lateral fibula (eversion) popliteus proximal, posterior aspect of tibia abductor digiti minimi helps you stay stabilized on your foot quadratus plantae assist flexor digitorum longus to flex 2-5 toes lumbricals first: tibial L4, 5, S1 2-4: Tibial L(4), (5), S1, 2 dorsal interossei abduct 2-4 toes, flex 2-4 toes (metatarsophalangeal joint) tibialis anterior keeps your toes from dragging while you walk flexor digitorum brevis middle phalanges of second through fifth toes (toe flexion) extensor digitorum brevis Deep fibular L4, 5, S1 adductor hallucis the key for maintaining the transverse arch of your foot flexor digitorum longus tibial L5, S1, (2) (plantar flexion, inversion) Gastrocnemius one of the few muscles that crosses two joints tibialis anterior lateral condyle of the tibia; proximal, lateral surface of tibia; and interosseous membrane (inversion, dorsiflexion) popliteus medially rotate the flexed knee (tibiofemoral joint), flex the knee (T/F joint) popliteus Tibial L4, 5, S1 flexor hallucis brevis Tibial L4, 5, S1 extensor hallucis longus middle, anterior surface of fibula and interosseous membrane (dorsiflexion, inversion) plantaris calcaneus via calcaneal tendon (plantar flexion) soleus plantar flex the ankle (talocrural joint) tibialis posterior proximal, posterior shafts of tibia and fibula; and interosseous membrane (inversion, plantar flexion) extensor digitorum longus it lifts your foot and your toes at the same time plantar interossei medial surfaces of 3-5 metatarsals (toe flexion) extensor hallucis brevis dorsal surface of calcaneus (toe extension) abductor hallucis Tibial L4, 5, S1 (toe flexion) flexor hallucis longus Flex first toe, weak plantar flexion of ankle, invert the foot dorsal interossei adjacent surfaces of all metatarsals fibularis brevis evert the foot, assist to plantar flex the ankle (talocrural joint)
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I-calcaneus via calcaneal tendon
M-it acts like a mini hand gripping the ground
O-head of fibula and proximal two-thirds of lateral fibula (eversion)
I-proximal, posterior aspect of tibia
M-helps you stay stabilized on your foot
A-assist flexor digitorum longus to flex 2-5 toes
N-first: tibial L4, 5, S1
2-4: Tibial L(4), (5), S1, 2
A-abduct 2-4 toes, flex 2-4 toes (metatarsophalangeal joint)
M-keeps your toes from dragging while you walk
I-middle phalanges of second through fifth toes (toe flexion)
N-Deep fibular L4, 5, S1
M-the key for maintaining the transverse arch of your foot
N-tibial L5, S1, (2) (plantar flexion, inversion)
M-one of the few muscles that crosses two joints
O-lateral condyle of the tibia; proximal, lateral surface of tibia; and interosseous membrane (inversion, dorsiflexion)
A-medially rotate the flexed knee (tibiofemoral joint), flex the knee (T/F joint)
N-Tibial L4, 5, S1
N-Tibial L4, 5, S1
O-middle, anterior surface of fibula and interosseous membrane (dorsiflexion, inversion)
I-calcaneus via calcaneal tendon (plantar flexion)
A-plantar flex the ankle (talocrural joint)
O-proximal, posterior shafts of tibia and fibula; and interosseous membrane (inversion, plantar flexion)
M-it lifts your foot and your toes at the same time
I-medial surfaces of 3-5 metatarsals (toe flexion)
O-dorsal surface of calcaneus (toe extension)
N-Tibial L4, 5, S1 (toe flexion)
A-Flex first toe, weak plantar flexion of ankle, invert the foot
O-adjacent surfaces of all metatarsals
A-evert the foot, assist to plantar flex the ankle (talocrural joint)
