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Corrugator supercilii

The corrugator supercilii (Latin: musculus corrugator supercilii) is a small and narrow facial muscle located at the medial end of the eyebrow. It lies between the frontalis and orbicularis oculi muscles. This muscle is classified as the circumorbital and palpebral muscle.

Corrugator supercilii
OriginMedial part of superciliary arch
InsertionSkin above middle part of eyebrow
Action Pulls skin of eyebrow downward and medially, produces vertical wrinkles in forehead
Innervation Temporal branch of facial nerve (CN VII)
Blood supply Branches of superficial temporal and ophthalmic arteries



The corrugator supercilii originates from the medial part of the superciliary arch (frontal bone).

Corrugator supercilii muscle with other facial muscles
Corrugator supercilii muscle by



The corrugator supercilii penetrates the frontalis and orbicularis oculi muscles and inserts in the skin above the middle part of the eyebrow.

Origin and insertion of corrugator supercilii muscle
Origin and insertion of corrugator supercilii by



Upon contraction, the corrugator supercilii pulls the skin of the eyebrow downward and medially, thus producing vertical wrinkles in the skin of the forehead.



The corrugator supercilii muscle is innervated by the temporal branch of the facial nerve (CN VII).


Blood supply

The corrugator supercilii receives arterial blood supply mainly from the branches of the superficial temporal and ophthalmic arteries.