Muscles of the Gluteal Region

Outer surface of ilium, sacrum, coccyx, sacrotuberous ligament

Gluteus maximus origin

Iliotibial tract and gluteal tuberosity of femur

Gluteus maximus insertion

Inferior gluteal nerve

Gluteus maximus nerve

Extends and laterally rotates hip joint; through iliotibial tract, it extends knee joint

Gluteus maximus action

Outer surface of ilium

Gluteus medius origin

Lateral surface of greater trochanter of femur

Gluteus medius insertion

Superior gluteal nerve

Gluteus medius nerve

Abducts thigh at hip joint; tilts pelvis when walking to permit opposite leg to clear ground

Gluteus medius action

Outer surface of ilium

Gluteus minimus origin

Anterior surface of greater trochanter femur

Gluteus minimus insertion

Superior gluteal nerve

Gluteus minimus nerve

Abducts thigh at hip joint; tilts pelvis when walking to permit opposite leg to clear ground

Gluteus minimus action

Iliac crest

Tensor fasciae latae origin

Iliotibial tract

Tensor fasciae latae insertion

Superior gluteal nerve

Tensor fasciae latae nerve

Assists gluteus maximus in extending the knee joint

Tensor fasciae latae action

Anterior surface of sacrum

Piriformis origin

Upper border of greater trochanter femur

Piriformis insertion

First and second sacral nerves

Piriformis nerve

Lateral rotator of thigh at hip joint

Piriformis action

Inner surface of obturator membrane

Obturator internus origin

Upper border of greater trochanter of femur

Obturator internus insertion

Sacral plexus

Obturator internus nerve

Lateral rotator of thigh at hip joint

Obturator internus action

Spine of ischium

Gemellus superior origin

Upper border of greater trochanter of femur

Gemellus superior insertion

Sacral plexus

Gemellus superior nerve

Lateral rotator of thigh at hip joint

Gemellus superior action

Ischial tuberosity

Gemellus inferior origin

Upper border of greater trochanter of femur

Gemellus inferior insertion

Sacral plexus

Gemellus inferior nerve

Lateral rotator of thigh at hip joint

Gemellus inferior action

Lateral border of ischial tuberosity

Quadratus femoris origin

Quadrate tubercle of femur

Quadratus femoris insertion

Sacral plexus

Quadratus femoris nerve

Lateral rotator of thigh at hip joint

Quadratus femoris action