Modiolus of the mouth

The modiolus of the mouth is an area at each upper corner of the mouth where several facial muscles meet.

Muscles of the modiolus
The muscles that meet at the modiolus are the:
 * Orbicularis oris muscle
 * Buccinator muscle
 * Levator anguli oris muscle
 * Depressor anguli oris muscle
 * Zygomaticus major muscle
 * Risorius muscle