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tear meniscus |
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tear meniscus A thin strip of tear fluid with concave outer surfaces at the upper and lower lid margins. It contains most of the exposed tear volume. The absence of a tear meniscus is an indication of a dry eye. Syn. marginal tear strip; lacrimal prism; tear prism. See precorneal film; lacrimal lake. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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