quadratus femoris

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Introduction

Deep muscle of the inferior gluteal region (buttocks).

Origin

lateral border of the tuberosity of the ischium

Insertion

intertrochanteric ridge (femur)

Action

rotates thigh laterally

Innervation

nerve to the quadratus femoris (sciatic plexus)

More general terms

References

  1. Stedman's Medical Dictionary 27th ed, Williams & Wilkins, Baltimore, 1999