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Muscle Name: Gluteus Maximus (Buttocks)

Medical Name:

• Gluteus Maximus

Other Names:

• Glutes
• Buttocks Muscle

Head:

• None (Single muscle with broad attachment)

Movement:

• Extension of the hip
  • Moving the thigh backward
• Lateral rotation of the hip
  • Rotating the thigh outward
• Abduction of the hip (superior fibers)
  • Moving the thigh to the side
• Stabilization of the pelvis
  • Maintaining pelvic alignment during movement

Attachment:

• Origin:
  • Posterior gluteal line of the ilium
  • Dorsal surface of the sacrum and coccyx
  • Sacrotuberous ligament
• Insertion:
  • Gluteal tuberosity of the femur
  • Iliotibial tract

Related Muscles:

• Gluteus Medius
• Gluteus Minimus
• Hamstrings
• Piriformis
• Quadratus Femoris

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