Name

# Depressor Labii Inferioris

Pronunciation

(di-pres-or lA-bE in-fie-E-or-is)

Origin/Proximal Attachment

Oblique line of mandible between symphysis menti and the mental foramen.

Insertion/Distal Attachment

Into lower lip at midline blending with muscle from other side

Action/Relevance

Draws the lower lip downward and a bit laterally.

Innervation

Mandibular branch of the facial nerve.