QUADRATUS FEMORIS

Quadratus Femoris muscle

Origin of Quadratus Femoris

Lateral margin of obturator ring above ischial tuberosity.

Insertion of Quadratus Femoris

Quadrate tubercle and adjacent bone of intertrochanteric crest of proximal posterior femur.

Muscle Action/Function of Quadratus Femoris

Rotates the hip laterally; also helps adduct the hip.

Arterial (Blood) Supply of Quadratus Femoris

Medial circumflex femoral artery, inferior gluteal artery, 1st - 4th perforating arteries, obturator artery, and some superior muscular branches of popliteal artery.

Quadratus Femoris Video

Quadratus Femoris within the muscles of the Hip and Thigh

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