Levator labii superioris

Levator labii superioris
Muscles of the head, face, and neck.
Details
OriginMedial infra-orbital margin
InsertionSkin and muscle of the upper lip (labii superioris)
ArteryFacial artery
NerveBuccal branch of the facial nerve (C.N. VII)
ActionsElevates the upper lip
Identifiers
Latinmusculus levator labii superioris
TA98A04.1.03.031
TA22081
FMA46805
Anatomical terms of muscle

The levator labii superioris (pl.: levatores labii superioris, also called quadratus labii superioris, pl.: quadrati labii superioris) is a muscle of the human body used in facial expression. It is a broad sheet, the origin of which extends from the side of the nose to the zygomatic bone.[1]

  1. ^ Rapini, Ronald P.; Bolognia, Jean L.; Jorizzo, Joseph L. (2007). Dermatology: 2-Volume Set. St. Louis: Mosby. p. 2166. ISBN 978-1-4160-2999-1.