In biology, a lumen (pl.: lumina) is the inside space of a tubular structure, such as an artery or intestine.[1] It comes from Latin lumen 'an opening'.
^Adds, John; Erica Larkcom; Ruth Miller (2004). Exchange and transport, energy and ecosystems. Nelson Advanced science (Nelson Thornes). p. 16. ISBN0-7487-7487-4.
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lumen, anatomy, biology, lumen, lumina, inside, space, tubular, structure, such, artery, intestine, comes, from, latin, lumen, opening, cross, section, lumen, space, middle, also, known, volume, normal, histology, breast, with, lumen, annotated, bottom, right,. In biology a lumen pl 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 the interior of a vessel such as the central space in an artery vein or capillary through which blood flows the interior of the gastrointestinal tract 2 the pathways of the bronchi in the lungs the interior of renal tubules and urinary collecting ducts the pathways of the female genital tract starting with a single pathway of the vagina splitting up in two lumina in the uterus both of which continue through the fallopian tubesIn cell biology a lumen is a membrane defined space that is found inside several organelles cellular components or structures including thylakoid endoplasmic reticulum Golgi apparatus lysosome mitochondrion and microtubule Transluminal procedures editTransluminal procedures are procedures occurring through lumina including citation needed natural orifice transluminal endoscopic surgery in the lumina of for example the stomach vagina bladder or colon procedures through the lumina of blood vessels such as various interventional radiology procedures percutaneous transluminal angioplasty percutaneous transluminal commissurotomySee also editForamen any anatomical openingReferences edit Stedman s Medical Dictionary 24th ed 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 nbsp This anatomy article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Lumen anatomy amp oldid 1169091020, wikipedia, wiki, book, books, library,