lamina (anatomy)

{{Short description|Anatomical feature}}

{{other uses|Lamina (disambiguation)}}

Lamina is a general anatomical term meaning "plate" or "layer".{{Cite web|url=https://www.merriam-webster.com/dictionary/lamina|title=Definition of LAMINA|website=www.merriam-webster.com|language=en|access-date=2020-01-02}} It is used in both gross anatomy and microscopic anatomy to describe structures.

Some examples include:

• The laminae of the thyroid cartilage: two leaf-like plates of cartilage that make up the walls of the structure.{{Cite journal|date=2019-11-09|title=Larynx Anatomy: Gross Anatomy, Functional Anatomy of the Larynx, Laryngeal Tissue|url=https://emedicine.medscape.com/article/1949369-overview}}
• The vertebral laminae: plates of bone that form the posterior walls of each vertebra, enclosing the spinal cord.{{Cite book|title=Dorland's illustrated medical dictionary.|date=2012|publisher=Saunders/Elsevier|others=Dorland, W. A. Newman (William Alexander Newman), 1864-1956.|isbn=978-1-4160-6257-8|edition=32nd|location=Philadelphia, PA|oclc=706780870}}
• The laminae of the thalamus: the layers of thalamus tissue.{{Cite book|title=Principles of anatomy and physiology|last=Tortora, Gerard J.|date=1987|publisher=Harper & Row|others=Anagnostakos, Nicholas Peter, 1924-|isbn=0-06-046669-3|edition=5th ed. Harper international|location=New York|oclc=13796092}}
• The lamina propria: a connective tissue layer under the epithelium of an organ.{{Cite book|title=Junqueira's Basic Histology : Text and Atlas, 12th Edition.|last=Mescher, Anthony.|date=2009|publisher=McGraw-Hill Publishing|isbn=978-0-07-171475-4|edition=12th|location=Blacklick|oclc=1024251531}}
• The nuclear lamina: a dense fiber network inside the nucleus of cells.{{Cite journal|last1=Heald|first1=Rebecca|last2=McKeon|first2=Frank|date=1990-05-18|title=Mutations of phosphorylation sites in lamin A that prevent nuclear lamina disassembly in mitosis|url=https://www.cell.com/cell/abstract/0092-8674(90)90470-Y|journal=Cell|language=English|volume=61|issue=4|pages=579–589|doi=10.1016/0092-8674(90)90470-Y|issn=0092-8674|pmid=2344612|s2cid=45118388}}
• The lamina affixa: a layer of epithelium growing on the surface of the thalamus.
• The lamina of Drosophila is the most peripheral neuropil of the insect visual system.
• Lamina cribrosa with two different meanings.
• Osseous spiral lamina, a feature of the bony canal of the cochlea