Musculus gluteus maximus

Origin: iliac blade (dorsal to linea glutea posterior ), os sacrum, os coccygis , fascia thoracolumbalis, crista iliaca (spina iliaca anterior superior), laterocaudal to attachment

Insertion: tuberositas glutea, trochanter major femoris, part of the bundles to the tractus iliotibialis.

Innervation: n. gluteus inferior (from L 4 −S 2 ).

Function:


 * 1) hip joint − extension, external rotation, abduction (anterior bundle), adduction (posterior bundle);
 * 2) knee joint − helps fix extension.

When standing upright it overlaps the tuber ischiadicum, when sitting it is outside it.

Related articles

 * Musculus gluteus minimus
 * Musculus gluteus medius