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Mentalis
Other Terms:
Musculus mentalis,
Muscle mentonnier
Muscle parts
None
Latin name
Musculus mentalis
Latin muscle parts
None
Group
Branchial arch muscle – second arch (Facial muscle)
Etymology
The English name for this muscle is the muscle of the chin. Mentalis comes from the Latin word mentum meaning “chin.”
Origin
Incisive fossa of the mandible
Insertion
Dermis of the chin region
Action
Raises the base of the lower lip helping to protrude the lower lip and wrinkle the skin over the chin.
Nerve supply
Facial nerve (Cranial nerve VII)
Blood supply
Submental branch of the facial artery
Latin
Musculus mentalis
French
Muscle mentonnier
