Walsh & Hoyt: Normal Tear Film

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Identifier wh_ch14_p704_2
Title Walsh & Hoyt: Normal Tear Film
Creator Randy H. Kardon, MD, PhD
Affiliation Director of Neuro-Ophthalmology Services, Ophthalmology and Visual Sciences, University of Iowa
Subject Autonomic Nervous System; Anatomy; Physiology; Normal Tear Film
Description The term ""tears"" refers to fluid that exists as a precorneal film and in the conjunctival sac. The volume of tear fluid is about 510 microliters. Tears are produced by the lacrimal gland, the accessory lacrimal glands, and the goblet cells of the conjunctiva. Normal secretion of tears is about 12 microliters/min. Except for those tears that evaporate, the tear fluid drains through the lacrimal puncta and canaliculi to the lacrimal sac, which then communicates with the nasal cavity.
Date 2005
Language eng
Format application/pdf
Type Text
Source Walsh and Hoyt's Clinical Neuro-Ophthalmology, 6th Edition
Relation is Part of Walsh and Hoyt's Clinical Neuro-Ophthalmology Walsh and Hoyt's Clinical Neuro-Ophthalmology
Collection Neuro-Ophthalmology Virtual Education Library: Walsh and Hoyt Textbook Selections Collection: https://NOVEL.utah.edu
Publisher Wolters Kluwer Health, Philadelphia
Holding Institution Spencer S. Eccles Health Sciences Library, University of Utah
Rights Management Copyright 2005. For further information regarding the rights to this collection, please visit: https://NOVEL.utah.edu/about/copyright
ARK ark:/87278/s67m3hdm
Setname ehsl_novel_whts
ID 185827
Reference URL https://collections.lib.utah.edu/ark:/87278/s67m3hdm