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Nictitating Membrane MeSH Descriptor Data 2022


MeSH Heading
Nictitating Membrane
Tree Number(s)
A13.660
Unique ID
D009541
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D009541
Annotation
ptosis of entry term THIRD EYELID: coord IM with EYELID DISEASES /‌vet (IM), not BLEPHAROPTOSIS
Scope Note
A fold of the mucous membrane of the CONJUNCTIVA in many animals. At rest, it is hidden in the medial canthus. It can extend to cover part or all of the cornea to help clean the CORNEA.
Entry Term(s)
Third Eyelid
Date Established
1966/01/01
Date of Entry
1999/01/01
Revision Date
1999/11/03
Nictitating Membrane Preferred
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