Name

Mentalis

Pronunciation

(men-tA-lis)

Origin/Proximal Attachment

From the incisive fossa of the mandible.

Insertion/Distal Attachment

Into the skin of the chin.

Action/Relevance

Raises and protrudes lower lip; wrinkles the chin as in an expression of doubt or distain.

Innervation

Mandibular branch of the facial nerve.