Lumen (anatomy)

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

Cross section of the gut. The lumen is the space in the middle also known as the volume.
Normal histology of the breast, with lumen annotated at bottom right.

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 proceduresEdit

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

See alsoEdit

ReferencesEdit

  1. ^ Stedman's Medical Dictionary, 24th ed.
  2. ^ Adds, John; Erica Larkcom; Ruth Miller (2004). 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.