Posterior Leg Flashcards
Where do gastrocnemius and plantaris originate?
femur
Where does soleus originate?
fibula, soleal line of tibia
Where does flexor hallucis longus originate?
fibula
Where does flexor digitorum longus originate?
tibia
Where does tibialis posterior originate?
tibia, fibula, and interosseous membrane
Where do gastrocnemius, soleus, and plantaris all insert?
calcaneus
Where do flexor hallucis longus and flexor digitorum longus insert?
distal phalanx of big toe/lat. 4 toes
Where does tibialis posterior insert?
navicular bone, cuneiform, cuboid, and metatarsals 2-4
What is 1 action that all of the muscles of the posterior leg have?
plantar flex foot
What other action does gastrocnemius have?
weakly flex knee
What do flexor hallucis longus and digitorum brevis do other than plantar flex foot?
plantar flex toes onto which they insert
What other action besides plantar flexes foot does tibialis posterior do?
inverts foot
What are all of the mm of the posterior leg innervated by?
tibial
What are the 6 mm of the posterior leg?
gastrocnemius, soleus, plantaris, flexor hallucis longus, flexor digitorum longus, and tibialis posterior
