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canaliculus[kan″ah-lik´u-lus] (pl. canali´culi) (L.)
an extremely narrow tubular passage or channel. adj., adj canalic´ular.
bile canaliculi fine tubular channels forming a three-dimensional network within the parenchyma of the liver. They join to form the bile ductules and eventually the hepatic duct.
bone canaliculi branching tubular passages radiating like wheel spokes from each bone lacuna to connect with the canaliculi of adjacent lacunae, and with the haversian canal.
lacrimal canaliculus the short passage in an eyelid, beginning at the lacrimal point and draining tears from the lacrimal lake to the lacrimal sac; called also lacrimal duct. See also lacrimal apparatus.
mastoid canaliculus a small channel in the temporal bone transmitting the auricular branch of the vagus nerve.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
a curved canal beginning at the lacrimal punctum in the margin of each eyelid near the medial commissure and running transversely medially to empty with its fellow into the lacrimal sac.
Synonym(s): canaliculus lacrimalis [TA]
Farlex Partner Medical Dictionary © Farlex 2012
lac·ri·mal ca·nal·i·cu·lus(lak'ri-măl kan'ă-lik'yŭ-lŭs) [TA]
A curved canal beginning at the lacrimal punctum in the margin of each eyelid near the medial commissure and running transversely medially to empty with its fellow into the lacrimal sac.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
lacrimal canaliculusOne of four tiny tubes that carry tears from the inner corners of the four eyelids to the LACRIMAL SAC.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005