infundibulum

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infundibulum

[‚in·fən′dib·yə·ləm]
(anatomy)
A funnel-shaped passage or part.
The stalk of the neurohypophysis.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Its opening into the narrow ethmoidal infundibulum instead of direct opening into the nasal fossa is also responsible for poor drainage and the local inflammation of its surrounding area can further interfere with drainage.
Communication occurs through the frontal nasal duct, between each frontal sinus and ethmoidal infundibulum which, in turn, opens into the semilunar hiatus in the mid-nasal meatus (MOORE; DALLEY, 2007).
When the uncinate process is attached to the skull base or middle turbinate, the frontal recess opens into the ethmoidal infundibulum and can be involved in infundibular disease.