Rectus femoris
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The rectus femoris (also rectus femoris muscle, latin: musculus rectus femoris) is one of the muscles forming the quadriceps femoris, located in the anterior region of the thigh between the vastus lateralis and vastus medialis.
Origin
The rectus femoris originates from the anterior inferior iliac spine.
Insertion
Along with the other muscles of the quadriceps femoris the rectus femoris inserts onto the tibial tuberosity.
Action
The main function of the rectus femoris is flexion of the hip and extension of the knee.
Innervation
The rectus femoris is innervated by the femoral nerve.