click below
click below
Normal Size Small Size show me how
Musculoskeletal Anat
Lower Leg muscles, origins, insertions, and actions
Muscle | Origin | Insertion | Action |
---|---|---|---|
Extensor hallucis longus | Fibula | Distal phalanx of great toe | Great toe extension @ several joints Foot dorsiflexion @ ankle |
Fibularis (Peroneus) longus | Fibula | Medial foot | Foot eversion Plantar flexion @ ankle |
Fibularis (Peroneus) brevis | Fibula | Lateral foot | Foot eversion Plantar flexion @ ankle |
Tibialis posterior | Proximal posterior tibia and fibula | Tarsals | Foot inversion Plantar flexion @ ankle |
Flexor digitorum longus | Posterior tibia | Phalanges | Toe flexion @ several joints Weak foot plantar flexion Inversion @ ankle |
Flexor hallucis longus | Fibula | Distal phalanx of great toe | Great toe flexion @ sev joint Foot plantar flexion Inversion @ ankle |
Gastrocnemius | Distal femur | Calcaneus | Foot plantar flexion @ ankle Leg flexion @ knee |
Soleus | Proximal tibia and fibula | Calcaneus | Foot plantar flexion @ ankle |
Tibialis anterior | Proximal anterior tibia | Medial foot | Foot dorsiflexion Inversion @ ankle |
Extensor digitorum longus | Lateral tibia/fibula | Phalanges | Toe extension @ several joints Foot dorsiflexion @ ankle |