Espiral Atlas
MuscleHead and neck

Genioglossus muscle

musculus genioglossus

Acting on both sides, it depresses the tongue, especially the central part, creating a longitudinal groove; the posterior part pulls the tongue forward, protruding it; the most anterior part retracts the tip of the protruded tongue.

Head and neck – 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

Related clinical cases

  • Paralysis of the genioglossus

Other structures in this region

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