Levator anguli oris

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This article is about the muscle. For the grindcore band, see Caninus (band).

Levator anguli oris

Scheme showing arrangement of fibers of Orbicularis oris.
File:Musculuslevatorangulioris.png
Latin	musculus levator anguli oris
Gray's	subject #108 383
Origin	maxilla
Insertion	modiolus
Artery:	facial artery
Nerve:	facial nerve
Action:	smile (elevates angle of mouth)
Dorlands /Elsevier	m_22/12549558

The levator anguli oris (caninus) arises from the canine fossa, immediately below the infraorbital foramen.

Its fibers are inserted into the angle of the mouth, intermingling with those of the Zygomaticus, Triangularis, and Orbicularis oris.

Additional images

Left maxilla. Outer surface.

External links

LUC lao
-160759731 at GPnotebook
Levator+anguli+oris+muscle at eMedicine Dictionary
PTCentral

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.

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List of muscles of head and neck: the head

Extraocular (CN III, IV, VI)

oblique (inferior, superior) - rectus (superior, inferior, medial, lateral) - levator palpebrae superioris (superior tarsal)

Mastication (CN V3)

masseter - temporalis - pterygoid (lateral, medial)

Facial (CN VII)

Ear	auriculares (anterior, superior, posterior) - temporoparietalis
Scalp/eyelid	occipitofrontalis (occipitalis, frontalis) - orbicularis oculi (depressor supercilii) - corrugator supercilii
Nose	procerus - nasalis (dilatator naris) - depressor septi nasi - levator labii superioris alaeque nasi
Mouth	levator anguli oris - levator labii superioris - zygomaticus (major, minor) orbicularis oris - risorius - buccinator depressor anguli oris - depressor labii inferioris - mentalis

Mouth/throat (CN IX, X, XI)
(except TVP=V3)

Soft palate	veli palatini (tensor, levator) - musculus uvulae - palatopharyngeus (to pharnyx) - palatoglossus (to tongue)
Pharynx	pharyngeal constrictor (superior, middle, inferior) - longitudinal (stylopharyngeus, salpingopharyngeus)
Larynx	cricothyroid - cricoarytenoid (posterior, lateral) - arytenoid (oblique arytenoid/aryepiglottic, transverse arytenoid) - thyroarytenoid (vocal, thyroepiglottic)