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9 Cards in this Set
- Front
- Back
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What are the 7 muscles of the posterior leg? |
Gastrocnemius, soleus, plantaris, popliteus, tibialis posterior, flexors digitorum and hallucis longus |
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What nerve innervates these *****? |
Tibial nerve |
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What is the common insertion of the gastroc, soleus and plantaris? |
Calcaneal tendon to posterior calcaneus |
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What is the origin of the gastrocnemius? |
Medial and lateral tibial epicondyles, popliteal surface of femur |
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What is the origin of the soleus? |
Fibula: head and superior quarter of shaft. Tibia: soleal line and tibial border |
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What are the actions of the gastrocnemius and soleus? |
Gastroc: plantarflexion when knee extended, flexes leg at knee. Soleus: plantarflexion, ankle stability |
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Popliteus:OIF |
O: lateral condyle and meniscus of femur. I: superior to soleal line on post. tibia. F: unlocks fully extended knee, weak flexor |
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Origin and Insertion of FDL and FHL |
FDL O: medioposterior tibia, fibula via tendon. I: Base of distal metatarsals 2-5 FHL O: interosseus membrane, posterior 2/3 of fibula |
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Tibialis Posterior OIF |
O: interosseus membrane, posterior tib and fib. I: tuberosity of navicular, cuboid and cuneiforms, bases of metatarsals 2-4. F: plantarflexion, inversion |
