Anatomy : Lower limb Muscles

Beschreibung

Action, origin, insertion, nerve supply and blood supply of the man lower limb muscles
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Zusammenfassung der Ressource

Frage Antworten
Where is the Tibialis Anterior muscle situated ? Front of the leg, slightly later to the anterior border of tibia
What action does the Tibialis Anterior muscle initiate? Dorsiflexor of foot Inverter of foot
What is the origin and insertion of the Tibialis Anterior ? Origin = body of tibia Insertion = medial cuneiform and first metatarsal
Which nerve(s) and their root values supply the Tibialis Anterior ? Deep fibular (Peroneal) nerve ( root vales L4- L5)
Which blood vessels supply the Tibialis Anterior ? Anterior tibial artery (form popliteal artery)
Where is the Tibialis Posterior situated? Lateral aspect of posterior surface of tibia, below the soleal line
What action does the Tibialis Posterior muscle initiate? Inversion of foot Small part in Plantarflexion
What is the origin and insertion of the Tibialis Posterior ? Origin = Tibia and Fibula Insertion = Navicular and Medial Cuneiform
Which nerve(s) and their root values supply the Tibialis Posterior ? Tibial nerve (root values L4 & 5)
Which blood vessels supply the Tibialis Posterior ? Posterior Tibial artery (from popliteal artery)
Where is the Gracilis muscle situated ? Medial side of thigh
What action does the Gracilis muscle initiate? Flexion of knee Medial rotation (when knee is semi flexed)
What is the origin and insertion of the Gracilis muscle ? Origin = Ischiopubic ramas Insertion = Tibia
Which nerve(s) and their root values supply the Gracilis muscle ? Anterior division of Obturator nerve (root value L2 & 3)
Which blood vessels supply the Gracilis muscle ? Medial Circunflex femoral artery
Where is the Sartorius muscle situated ? Anterior part of thigh
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