| Term | Definition |
|---|
| Action: Flex the knee(tibiofemoral joint)...Plantar flex the ankle....Origin Condyles of femur, posterior surface.....Insertion Calcaneus via calcaneal tendon | Gastrocnemius |
| Action: Plntar flex the ankle (talocrural joint) ....Origin: Soleal line, posterior surface of tibia and proximal, posterior surface of fibula....Insertion: Calcanues via calcaneal tendon | Soleus |
| Action: Weak planatr flexion of the ankle (talocrural joint) ...Origin: Lateral condyle of the femur....Insertion: Calcaneus via calcaneal tendon | Plantaris |
| Action: Medially rotat the flexed knee (tibiofemoral joint), Flex the knee (t/f joint)... Origin: Lateral epicondyle of the femur... Insertion: Proximal, posterior aspect of tibia | Popliteus |
| Action: Evert the foot, Assist to plantar flex the ankle (talocrural joint), Origin: Proximal two-thirds of lateral fibula.....Insertion: Base of the first metatarsal and medial cuneiform | Peroneus Longus |
| Action: Evert the foot, Assist to plantar flex the ankle (talocrural joint)...Origin: Distal two-thirds of lateral fibula,....Insertion: Tuberosity of fifth metatarsal | Peroneus Brevis |
| Action: Invert the foot, Dorsiflex the ankle (talocrural joint)....Origin: Proximal lateal surface of tibia and interosseous membrane....Insertion: Medial cuneiform and base of first metatarsal | Tibialis Anterior |
| Action: Extend the second through fifth toes, Dorsiflex the ankle, Evert the foot...Origin: Proximal anterior shaft of fibula and interosseous membrane....Insertion: Middle and distal phalanges of second thru fifth toes | Extensor Digitorum Longus |
| Action: Extend the first toe, Dorsiflex the ankle, Invert the foot... Origin: Middle anterior surface of fibula and interosseous membrane... Insertion: Distal phalange of first toe | Extensor Hallucis Longus |
| Action: Invert the foot, Plantar flex the ankle.... Origin: Proximal posterior shaft of tibia, Proximal fubula and interosseous membrane.....Insertion: Navicular, cuneiforms, cuboid and bases of second through fourth metatarsals | Tibialis Posterior |
| Action: Flex the second through fifth toes, Weak plantar flexion of ankle, Invert the foot.....Origin: Middle posterior surface of tibia.....Insertion: Distal phalanges of second through fifth toes | Flexor Digitorum Longus |
| Action: Flex the first toe, Weak plantar flexion of ankle, Invert the foot......Origin: Middle half of posterior fibula.....Insertion: Distal phalange of first toe | Flexor Hallucis Longus |
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