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Lower Extremities: Muscles That Act On The Ankle, Foot And Toes

The flashcards below were created by user nhorn1017 on FreezingBlue Flashcards. Home Mobile Quiz Gastrocnemius Location- forms most of the posterior surface of leg Origin- lateral and medial condyles of femur Insertion- posterior surface of calcaneus via Achilles tendon Action- plantar flexes foot Soleus Location- lies underneath the gastrocnemius Origin- head and shaft of fibula and posterior surface of tibia Insertion- posterior surface of calcaneus via Achilles tendon Action- plantar flexes foot; extends and rotates foot Tibialis Anterior Location- lateral to tibia Origin- lateral condyle and lateral upper 2/3 of tibia Insertion- 1st metacarpal and 1st cuneiform Action- dorsiflexes and inverts foot Peroneus Longus Location- on lateral surface of fibula Origin- lateral condyle of tibia and head and upper shaft of fibula Insertion- 1st metacarpal and middle cuneiform Action- plantar flexes and everts foot Flexor Digitorum Longus Location- medial side of leg beneath the soleus Origin- posterior surface of tibia shaft Insertion- distal phalanges of toes 2-5 Action- plantar flexes and inverts foot; flexes toes Extensor Digitorum Longus Location- on lateral anterior surface of leg Origin- lateral condyle of tibia and proximal 3/4 of fibula Insertion- 2nd and 3rd phalanges of toes 2-5 Action- extends the toes; dorsiflexes and everts the foot Flexor Hallicus Longus Location- on posterior surface of fibula Origin- middle part of shaft of fibula Insertion- distal phalanx of big toe Action- flexes big toe; plantar flexes and inverts foot Extensor Hallicus Longus Location- on anterior surface of fibula Origin- anteriomedial shaft of fibula Insertion- distal phalanx of big toe Action- dorsiflexes and everts foot; extends big toe

Author nhorn1017 ID 4394 Card Set Lower Extremities: Muscles That Act On The Ankle, Foot And Toes Description Lower Extremities: Muscles That Act On The Ankle, Foot And Toes Updated 2010-01-18T04:27:50Z Show Answers