Where Are The Tonsillar Pillars?

Where Are The Tonsillar Pillars? The anterior tonsillar pillar is formed by the palatoglossus muscle, and the posterior pillar is formed by the palatopharyngeus muscle. The anterior pillar is posterior to the retromolar trigone. The soft palate serves as the roof of the oropharynx and the floor of the nasopharynx. Where are the tonsillar pillars