| Question | Answer |
| Piriformis | Origin: Anterior lateral sacrum Insertion: Medial side of greater trochanter Function: Lateral Rotation Innervation: Nerve to Piriformis |
| Quadratus Femoris | Origin: Lateral side of ischial tuberosity Insertion: Intertrochantaric crest Function: Lateral rotation Innervation: Nerve to Quadratus Femoris |
| Superior Gemellus | Origin: Ischial Spine Insertion: Medial side of greater trochanter Function: Lateral Rotation Innervation: Nerve to obturator internus |
| Inferior Gemellus | Origin: Lesser siatic notch Insertion: Medial side of greater trochanter Function: lateral rotation Innervation: Nerve to quadratus femoris |
| Obturator Internus | Origin: surrounds inside surface of obturator foreamen Insertion: Medial side of greater trochanter Function: lateral rotation Innervation: Nerve to obturator internus |
| Obturator Externus | Origin: Surrounds outside of obturator foreamen Insertion: medial side of greater trochanter Function: lateral rotation Innervation: Obturator nerve |
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