opening of nasolacrimal duct

opening of nasolacrimal duct
apertura ductus nasolacrimalis.

Medical dictionary. 2011.

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  • duct — A tubular structure giving exit to the secretion of a gland or organ, capable of conducting fluid. SEE ALSO: canal. SYN: ductus [TA]. [L. duco, pp. ductus, to lead] aberrant ducts SYN: aberrant ductules, under ductule …   Medical dictionary

  • apertura ductus nasolacrimalis — [TA] opening of nasolacrimal duct: the opening in the inferior nasal meatus through which tears flow out of the nasolacrimal duct …   Medical dictionary

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  • plica lacrimalis — plica lac·ri·ma·lis .lak rə mā ləs n an imperfect valve at the opening of the nasolacrimal duct into the inferior meatus of the nose called also valve of Hasner * * * [TA] lacrimal fold: a fold of mucous membrane at the lower opening of the… …   Medical dictionary

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  • fold — 1. A ridge or margin apparently formed by the doubling back of a lamina. SYN: plica. 2. In the embryo, a transient elevation or reduplication of tissue in the form of a lamina …   Medical dictionary

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