Middle Pharyngeal Constrictor - Podcast Version TeachMeAnatomy 0:00 / 0:00 1x 0.25x 0.5x 0.75x 1x 1.25x 1.5x 1.75x 2x The middle pharyngeal constrictor is a muscle of the pharynx. It is the middle of the three pharyngeal constrictor muscles, and is located within the laryngopharynx. Attachments: Originates from the stylohyoid ligament and the hyoid bone. It inserts posteriorly onto the pharyngeal raphe. Action: Constricts the wall of the pharynx during swallowing to propel the food bolus downwards. Innervation: Vagus nerve Blood Supply: Pharyngeal branch of ascending pharyngeal artery with contributions from the tonsillar branch of facial artery. By TeachMeSeries Ltd (2025) Fig 1Lateral view of the deep structures of the pharynx. Visible are the circular muscles of the pharynx, and the stylopharyngeus. 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 Rate This Article