Quadratus Femoris

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Posterior Hip Muscles.png
Quadratus Femoris
Muscle Type
Origin Lateral edge of the tuberosity of the ischium
Insertion Intertrochanteric crest
Action lateral rotation and adduction of thigh
Synergists
Antagonists
Spinal innervation L4, L5, S1
Peripheral Innervation Femoral Nerve (Nerve to quadratus femoris)
Vasculature medial circumflex femoral artery