Gluteus Maximus

Diagram of posterior muscles.

The gluteus maximus muscles are a pair of muscles located in the buttocks and responsible for the movement of the thighs.

Origin, Insertion and Actions of the Gluteus Maximus muscle:

Points of Origin:
  • Outer surface of the ilium bone
  • Posterior surface of the sacrum and coccyx bones (over the sacroiliac joint)
Points of Insertion:
  • Proximal Part: Iliotibial band (long tendon) of the fascia lata muscle
  • Distal Part: Gluteal tuberosity, which is in the upper posterior region of, the femur bone
Action(s):
  • Extends and outwardly ('laterally') rotates the hip joint
  • Extends the trunk (torso) of the body
  • Helps to adduct the hip joint

The gluteus maximus muscle is labelled on our diagram of human posterior muscles.

More about Muscles:

The following are some popular pages in the section about the human muscular system:

There are also more pages about the words used to describe muscles (terminology), the anatomy and physiology of muscles, muscular disorders and associated topics. See also books about sports medicine.

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