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