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Depressor anguli oris

Contents

Anatomy pictures

 

Depressor anguli oris - lateral view
Depressor anguli oris - anterior view
Depressor anguli oris - closeup

Muscle attachment zones

Videos - treatment techniques

Depressor anguli oris - short version

Depressor anguli oris - detailed version

ANATOMY:

Depressor anguli oris

Position:

  • Superficial

Origin:

  • Obliquue line of the mandible

Insertion:

  • Lateral to the angle of the mouth

Main function:

  • Depression of the angle of the mouth

Secondary function:

  • Lateral retraction of angle of mouth

Nerve innervation:

  • Facial nerve / CNVII, mandibular branch

Arterial supply:

  • Facial artery