Superior labial artery

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Artery: Superior labial artery
The labial coronary arteries, the glands of the lips, and the nerves of the right side seen from the posterior surface after removal of the mucous membrane.
The arteries of the face and scalp. (Superior labial labeled at bottom right.)
Latin ramus labialis superior arteriae facialis, arteria labialis superior
Gray's subject #144 555
Source facial artery

The superior labial artery (superior labial branch of facial artery) is larger and more tortuous than the inferior labial artery.

It follows a similar course along the edge of the upper lip, lying between the mucous membrane and the Orbicularis oris, and anastomoses with the artery of the opposite side.

It supplies the upper lip, and gives off in its course two or three vessels which ascend to the nose; a septal branch ramifies on the nasal septum as far as the point of the nose, and an alar branch supplies the ala of the nose.

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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 As such, some of the information contained herein may be outdated.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.

Arteries of head and neckedit

EXTERNAL CAROTID: Anterior: superior thyroid - superior laryngeal - lingual (sublingual)

facial: cervical branches (ascending palatine - tonsillar - submental) - facial branches (inferior labial - superior labial - lateral nasal - angular)

Posterior and ascending: occipital - posterior auricular - stylomastoid - ascending pharyngeal (meningeal branches)
Terminal: superficial temporal - transverse facial - middle temporal (zygomaticoörbital) - parietal branch
internal maxillary - 1st part: anterior tympanic - deep auricular - middle meningeal - superior tympanic - accessory meningeal - inferior alveolar - lingual
2nd part: deep temporal - masseteric - buccinator - posterior superior alveolar
3rd part: infraorbital - descending palatine - artery of the pterygoid canal - sphenopalatine | (Gray's s144)

INTERNAL CAROTID: cervical portion - petrous portion - cavernous portion
ophthalmic - orbital group: lacrimal - supra-orbital - posterior ethmoidal - anterior ethmoidal - medial palpebral - supratrochlear - dorsal nasal
ocular group: central retinal - ciliary
cerebral portion: anterior cerebral - anterior communicating - middle cerebral - posterior communicating - anterior choroidal - circle of Willis | (Gray's s146 - Gray's s147)

SUBCLAVIAN: vertebral: meningeal branches - posterior spinal - anterior spinal - posterior inferior cerebellar - basilar (internal auditory - anterior inferior cerebellar - superior cerebellar - posterior cerebral)
thyrocervical trunk: inferior thyroid - inferior laryngeal - ascending cervical - suprascapular - transverse cervical - dorsal scapular
internal thoracic: musculophrenic - anterior intercostal - pericardiacophrenic - superior epigastric
costocervical trunk: highest intercostal, deep cervical | (Gray's s148)