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Gluteal region

Gluteus maximus

• Origin
  • Ileum behind posterior gluteal line
  • Posterior surface if sacrum and coccyx
  • Sacrotuberous ligament
• Insertion
  • Iliotibial tract
  • Gluteal tuberosity of the femur
• Nerve supply
  • Inferior gluteal nerve
• Action
  • Extension and lateral rotation of the hip

Gluteus medius

• Origin
  • Outer surface of ilium between posterior and middle gluteal line
• Insertion
  • Lateral surface of greater trochanter
• Nerve supply
  • Superior gluteal nerve
• Action
  • Abduction of the hip

Gluteus minimus

• Origin
  • Outer surface of ilium between middle and inferior gluteal line
• Insertion
  • Anterior surface of the greater trochanter
• Nerve supply
  • Superior gluteal nerve
• Action
  • Abduction of the hip

Thigh

Sartorius

• Origin
  • Anterior superior iliac spine
• Insertion
  • Medial surface of shaft of tibia
• Nerve supply
  • Femoral nerve
• Action
  • Flexion, abduction and lateral rotation of hip
  • Flexion and medial rotation of knee

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