The flashcards below were created by user
nhorn1017
on FreezingBlue Flashcards.
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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
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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
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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
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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
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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
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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
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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
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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
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