Posterior Leg Flashcards by Ella Knight

What muscles make up the posterior leg?

Gastrocnemius
Plantaris
Soleus 
Popliteus
Tibialis posterior
Flexor digitorum longus 
Flexor hallucis longus

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What nerve innervates the muscles of the posterior leg?

Tibial

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What is the origin of gastrocnemius?

Lateral + medial femoral condyles

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What is the insertion of gastrocnemius?

Calcaneal tendon

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What is the action of gastrocnemius?

Flex knee

Plantarflexion

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What is the innervation of gastrocnemius?

Tibial nerve

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What is the origin of plantaris?

Lateral supracondylar line

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What is the insertion of plantaris?

Calcaneal tendon

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What is the action of plantaris?

Flex knee

Plantarflexion

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What is the innervation of plantaris?

Tibial nerve

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What is the origin of soleus?

Soleal line of tibia + proximal fibula

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What is the insertion of soleus?

Calcaneal tendon

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What is the action of soleus?

Plantarflexion

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What is the innervation of soleus?

Tibial nerve

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What is the origin of popliteus?

Lateral condyle

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What is the insertion of popliteus?

Tibia

What is the action of popliteus?

Lateral rotation

What is the innervation of popliteus?

Tibial nerve

What is the origin of tibialis posterior?

Posterior tibia + fibula

What is the insertion of tibialis posterior?

Plantar surface of medial tarsals

What is the action of tibialis posterior>

Inversion

Plantarflexion

What is the innervation of tibialis posterior?

Tibial nerve

What is the origin of flexor digitorum longus?

Medial tibia

What is the insertion of flexor digitorum longus?

Plantar surface of toes

What is the action of flexor digitorum longus?

Flex toes

What is the innervation of flexor digitorum longus?

Tibial nerve

What is the origin of flexor hallucis longus?

Posterior fibula

What is the insertion of flexor hallucis longus?

Plantar surface of big toe

What is the action of flexor hallucis longus?

Flex big toe

What is the innervation of flexor hallucis longus?

Tibial nerve