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LE OIANs
Question | Answer |
---|---|
Tibialis anterior origin | lateral condyle and proximal 2/3 of the lateral surface of tibia and interosseous membrane |
tibialis anterior insertion | medial cuneiform and the base of the first metatarsal |
tibialis anterior action | DF and inversion |
Tibialis anterior innervation | deep peroneal |
extensor digitorum longus origin | lateral condyle of tibia and medial surface of the fibula |
extensor digitorum longus insertion | By 4 tendons that attach to the proximal base middle and distal phalanges via the dorsal digital expansion |
extensor digitorum longus action | Toe extension Ankle DF and eversion |
extensor digitorum longus innervation | deep peroneal |
extensor hallucis longus origin | medial surface of the fibula and adjacent interosseous membrane |
extensor hallucis longus insertion | Distal phalanx of great toe |
extensor hallucis longus action | 1st toe extension ankle DF and inversion |
extensor hallucis longus innervation | deep peroneal |
Peroneus tertius origin | distal 1/3 of the medial surface of the fibula and adjacent interosseous membrane |
peroneus tertius insetion | base of 5th metatarsal |
peroneus tertius action | ankle DF and eversion |
peroneus tertius innervation | deep peroneal |
peroneus longus origin | lateral condyle of tibia; head, proximal 2/3 of the lateral surface of fibula |
peroneus longus insertion | lateral surface of the medial cuneiform and lateral side of the base of first metatarsal bone |
peroneus longus action | ankle PF and eversion |
peroneus longus innervation | superficial peroneal |
peroneus brevis origin | lateral surface of fibula |
peroneus brevis insertion | styloid process of 5th metatarsal |
peroneus brevis action | ankle PF and eversion |
peroneus brevis innervation | superficial peroneal |
gastrocnemius origin | posterior aspect of the lateral and femoral condyles |
gastrocnemius insertion | Calcaneal tuberosity via the Achilles tendon |
gastrocnemius action | ankle PF knee flexion |
gastrocnemius innervation | tibial |
Soleus origin | posterior surface of the fibula head and proximal 1/3 of its shaft and from the posterior side of the tibia |
soleus insertion | calcaneal tuberosity via the Achilles tendon |
soleus action | ankle PF |
soleus innervation | tibial |
plantaris origin | inferior part of lateral supracondylar line of the femur |
plantaris insertion | joins the medial aspect of the Achilles tendon to insert on the calcaneal tuberosity |
plantaris action | Ankle PF slight knee flexion |
plantaris innervation | tibial |
popliteus origin | lateral condyle of femur |
popliteus insertion | posterior side of tibia |
popliteus action | knee flexion and IR |
popliteus innervation | tibial |
flexor digitorum longus origin | posterior surface of tibia |
flexor digitorum longus insertion | By 4 separate tendons to the base of the distal phalanx of the 4 lesser toes |
flexor digitorum longus action | 2-5 toes flexion PF and inversion |
flexor digitorum longus innervation | tibial |
flexor hallucis longus origin | posterior surface of fibula |
flexor hallucis longus insertion | plantar surface of the base of the distal phalanx of the great toe |
flexor hallucis longus action | great toe flexion PF and inversion |
flexor hallucis longus innervation | tibial |
tibialis posterior origin | posterior surface of the tibia and fibula and adjacent interosseous membrane |
Tibialis posterior insertion | tuberosity of navicular and all tarsals except talus |
tibialis posterior action | ankle PF and inversion |
tibialis posterior innervation | tibial |