Description

Origin: From fascia over the lower of thenasal bone

Insertion: Skin of the lower part of the forehead between the eyebrows

Nerve: Temporal and lower zygomatic branch of the facial nerve, (a buccal branch has also been described)

Action: Draws down the medial angle of the eyebrow giving expressions of frowning

Description:
The Procerus (Pyramidalis nasi) is a small pyramidal slip arising by tendinous fibers from the fascia covering the lower part of the nasal bone and upper part of the lateral nasal cartilage; it is inserted into the skin over the lower part of the forehead between the two eyebrows, its fibers decussating with those of the Frontalis.


Cette définition inclut du texte du site wikipedia - Wikipedia: l'encyclopédie libre . (le 22 Juillet 2004) . FL : Wikimedia Foundation , Inc. Récupéré le 10 Août 2004, à partir http://www.wikipedia.org

Éponyme

Santorini's

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