Espiral Atlas
MuscleLower limb

Obturator internus muscle

musculus obturator internus

Rotates the extended thigh laterally and abducts the flexed thigh; stabilizes the head of the femur in the acetabulum. Its tendon, with the gemelli, forms the triceps coxae.

Lower limb – 3D human anatomy atlas

In the full entry

The full entry, with every field, sources, quiz and clinical correlations, is in the atlas.

  • Origin
  • Insertion
  • Innervation
  • Blood supply

Other structures in this region

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