The palatoglossus muscle (glossopalatinus) originates from the soft palate and inserts on the side of the tonge. Humans have one on each side of the tongue. The two palatoglossus muscles work together to raise the back of the tongue. These two muscle are innervated by the pharyngeal plexus. The genioglossus, the styloglossus, the
palatoglossus and the hyoglossus work together to move the tongue. Research Palatoglossus