gluteus maximus muscle

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glu·te·us max·i·mus mus·cle

(glū-tē'ŭs maks'i-mŭs mŭs'ĕl)
Origin, ilium behind posterior gluteal line, posterior surface of sacrum and coccyx, and sacrotuberous ligament; insertion, iliotibial band of fascia lata (superficial three quarters) and gluteal ridge (deep inferior one quarter) of femur; action, extends thigh, especially from the flexed position, as in climbing stairs or rising from a sitting position; nerve supply, inferior gluteal.
Synonym(s): musculus gluteus maximus [TA] .

gluteus maximus muscle

Thigh muscle. Origin: upper outer edge of ilium and sacrum. Insertion: iliotibial tract of fascia lata, gluteal tuberosity of femur. Nerve: inferior gluteal (L5-S2). Action: extends, abducts, and laterally rotates thigh.
See also: muscle