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cochlear aqueduct


Definition: a fine canal in the temporal bone, opening superior to the tympanic canaliculus, connecting the perilymphatic space of the cochlea with the subarachnoid space in the region of the bulb of the internal jugular vein.

Synonym(s): aqueductus cochleaeTA, ductus perilymphaticus, perilymphatic duct

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.