Structures entering in between pharyngeal muscles

  Above superior constrictor: Between superior and middle constrictor Between middle and inferior constrictor Below inferior constrictor
 
  • Auditory tube
  • Levator palati
  • Ascending palatine artery
  • Stylopharyngeus
  • Glossopharyngeal nerve
  • Internal laryngeal nerve
  • Superior laryngeal artery
  • Recurrent laryngeal nerve
  • Inferior laryngeal nerve
         
Pharyngeal venous plexus
 

Location: Posterior wall and borders of pharynx.

Tributaries: Receives blood from pharynx and palate through pharyngeal and nasopalatine veins.

Termination: Efferents join both internal jugular veins

Communications: Pterygoid venous plexus, cavernous venous sinus.

Clinical importance: Spread of malignancy or infection.
 

The Oral cavity and Pharynx