System Glossary
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Definition of Term

preorbital canals
(English) On the neurocranium, anterior passages for the superficial opthalmic nerves out of the orbits and onto the nasal capsules and rostrum, situated at the anteromesial edges of the supraorbital crests at the rear bases of the preorbital processes; sometimes greatly expanded posteriorly. (See also: preorbital, supra-orbital crests)

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