Lumen (anatomy)

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Cross section of the gut. The lumen is the space in the middle also known as the volume.

In biology, a lumen (plural lumina) is the inside space of a tubular structure, such as an artery or intestine. [1]1 It comes from Latin lumen, meaning 'an opening'.

It can refer to:

In cell biology, a lumen is a membrane-defined space that is found inside several organelles, cellular components, or structures:

Transluminal procedures[edit]

Transluminal procedures are procedures occurring through lumina, including:[3]

See also[edit]

References[edit]

  1. ^ Stedman's Medical Dictionary, 24th ed.
  2. ^ Adds, John; Erica Larkcom; Ruth Miller. Exchange and transport, energy and ecosystems. Nelson Advanced science (Nelson Thornes). p. 16. ISBN 0-7487-7487-4.
  3. ^ Makar, A. B.; McMartin, K. E.; Palese, M.; Tephly, T. R. (June 1975). "Formate assay in body fluids: application in methanol poisoning". Biochemical Medicine. 13 (2): 117–126. doi:10.1016/0006-2944(75)90147-7. ISSN 0006-2944. PMID 1.