Corrugator supercilii muscle

The corrugator supercilii muscle is a muscle that sits just above the eye and lowers and centers the eyebrow when contracted. The corrugator motion wrinkles the skin between the eyes in the facial expression of pain or anger.

Origin
The corrugator originates from behind the eyebrows on the medial superciliary arch.

Insertion
The corrugator insert into the skin of the medial forehead between the eyes and above the nose.

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