infraorbital artery

Medical Dictionary

infraorbital artery in·fra·or·bit·al artery (ĭn'frə-ôr'bĭ-tl)
n.
An artery with origin in the maxillary artery, with distribution to the upper canine and incisor teeth, the inferior rectus and inferior oblique muscles, the lower eyelid, lacrimal sac, and upper lip, and with anastomoses to the branches of the ophthalmic, facial, superior labial, transverse facial, and buccal arteries.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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WordNet
infraorbital artery

noun
an artery that originates from the maxillary artery and supplies structures below the orbit (from lower eyelid to upper lip) 
WordNet® 3.0, © 2006 by Princeton University.
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