Rectus Femoris Muscle
Vastus Medialis Muscle
Attachments of Vastus Medialis Muscle: Origin & Insertion
Origin: (proximal attachments):
Intertrochanteric line. It also attaches to the medial lip of linea aspera of femur.
Insertion: (distal attachments):
Quadriceps tendon to base of patella and onto tibial tuberosity via the patellar ligament.
Actions on the leg (tibia & fibula):
Extends leg at knee; (part of quadriceps group).
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Nerve to Muscle and its Spinal Segment:
Femoral nerve (L2-L4).