Muscles That Move The Ankle/Foot Flashcards
Gastrocnemius I?
Calcaneus via calcaneal tendon.
Gastrocnemius O?
Condyles of posterior femur
Gastrocnemius A?
Plantar flex ankle, flex knee.
Soleus O?
Proximal posterior surface of tibia and head of fibula.
Soleus I?
Calcaneus via calcaneal tendon.
Soleus A?
Plantar flex ankle.
Tibialis posterior O? (Deepest posterior muscle)
Proximal posterior shafts of tibia and fibula, interosseous membrane.
Tibialis posterior I?
Base of all 5 tarsals, 2-4 metatarsals.
Tibialis posterior A?
Invert foot, plantar flex ankle.
Flexor digitorum longus O?
Middle posterior surface of tibia.
Flexor digitorum longus I?
Base of distal phalanges 2-5.
Flexor digitorum longus A?
Flex 2-5 toes, invert foot, plantar flex ankle.
Flexor hallucis longus O?
Middle half of posterior fibula.
Flexor hallucis longus I?
Distal phalanx of 1st toe.
Flexor hallucis longus A?
Flex 1st toe, invert foot, weak plantar flexion.
Peroneus (fibularis) longus O?
Head of fibula, proximal 2/3 of lateral fibula.
Peroneus (fibularis) longus I?
Medial cuneiform, base of 1st metatarsal.
Peroneus (fibularis) longus A?
Plantar flex ankle, evert foot.
Peroneus (fibularis) brevis O?
Distal 2/3 of lateral fibula.
Peroneus (fibularis) brevis I?
Tuberosity of 5th metatarsal.
Peroneus (fibularis) brevis A?
Plantar flex ankle, evert foot.
Peroneus (fibularis) tertius A?
Dorsiflex ankle, evert foot.
Tears in this muscles is a component of shin splints.
Tibialis anterior.
Tibialis anterior O?
Lateral condyle of tibia, proximal lateral surface of tibia, interosseous membrane.
Tibialis anterior I?
Medial cuneiform and base of 1st metatarsal.
Tibialis anterior A?
Dorsiflex ankle, invert foot.
Popliteus O?
Lateral condyle of femur.
Popliteus I?
Proximal posterior of tibia.
Popliteus A?
Flex knee, medially rotate flexed knee.
Extensor digitorum longus O?
Lateral condyle of tibia, proximal anterior fibula, interosseous membrane.
EDL I?
Middle and distal phalanges of toes 2-5.
EDL A?
Dorsiflex ankle, evert foot, extend toes 2-5.
Extensor hallicus longus O?
Middle anterior fibula, interosseous membrane.
EHL I?
Distal phalanx of 1st toe.
EHL A?
Dorsiflex ankle, extend 1st toe, invert foot.