Levator Labii superioris muscle

Authors

Affiliations

Nathaniel Yomogida, B.S., SPT

Doctor of Physical Therapy

B.S. in Kinesiology

Chloë Kerstein, B.S., SPT

Doctor of Physical Therapy

B.A. in Neuroscience

OIAN

Muscle	Origin	Insertion	Nerve	Action
Levator Labii superioris	/The Archive/Anatomy/Skeletal Muscles/Head and Neck/Muscles of Facial Expression/levator_labii_superioris.html#origin	/The Archive/Anatomy/Skeletal Muscles/Head and Neck/Muscles of Facial Expression/levator_labii_superioris.html#insertion	?var:ref-levator-labii-superioris.nerve	/The Archive/Anatomy/Skeletal Muscles/Head and Neck/Muscles of Facial Expression/levator_labii_superioris.html#action

Origin

Maxilla (Frontal process) and infraorbital region¹

Insertion

Skin of upper lip, Alar cartilages of nose¹

Innervation

Facial Nerve CN VII¹

Action

Elevates upper lip, Dilates nostril, Raises angle of mouth¹

Clinical Significance

1.

Gilroy AM, MacPherson BR, Wikenheiser JC, Voll MM, Wesker K, Schünke M, eds. Atlas of Anatomy. 4th ed. Thieme; 2020.