Anatomy of lower facial muscles

Video presented and edited by Dr.Akram Jaffar.

After watching this video it is expected that you will be able to
-- Discuss the functional groups of muscles of facial expression: dilator and sphincter mechanisms of the orifices of the face.
-- Describe the attachment and function of the muscles of facial expression related to the nose (compressor nairs, dilator naris, depressor septi, levator labii superioris aleque nasi); mouth (orbicularis oris, levator labii superioris, levator anguli oris, zygomaticus minor, zygomaticus major, buccinators, risorius, platysma, depressor labii inferioris, depressor anguli oris, mentalis); and auricle (auricularis superior, anterior and posterior).