The palatoglossus is an extrinsic muscle of the tongue. It is also associated with the soft palate – and is therefore innervated by the vagus nerve. Attachments: Arises from the palatine aponeurosis and inserts broadly along the tongue. Function: Elevation of the posterior tongue Innervation: Vagus nerve. Blood supply: Lingual artery with contributions from the tonsillar artery. Pro Feature - 3D Model You've Discovered a Pro Feature Access our 3D Model Library Explore, cut, dissect, annotate and manipulate our 3D models to visualise anatomy in a dynamic, interactive way. Learn More Print Article Rate This Article