stoma


stoma
1. A minute opening or pore. 2. An artificial opening between two cavities or canals, or between such and the surface of the body. [G. a mouth]
- Fuchs stomas small depression on the surface of the iris near the margin of the pupil.
- loop s. a specialized s. of intestine or ureter by which a loop of the hollow viscus is brought through an opening in the abdominal wall, with an opening created in the apex of the viscus to allow egress of its contents.

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sto·ma 'stō-mə n, pl -mas
1) any of various small simple bodily openings esp. in a lower animal
2) an artificial permanent opening esp. in the abdominal wall made in surgical procedures <a colostomy \stoma>

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n. (pl. stomata)
1. (in anatomy) the mouth or any mouthlike part.
2. (in surgery) the artificial opening of a tube (e.g. the colon or ileum) that has been brought to the abdominal surface (see colostomy, ileostomy). Stoma therapists are nurses specially trained in the care of these artificial openings and the appliances used with them.
stomal adj.

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sto·ma (stoґmə) pl. stomas, stoґmata [Gr. “mouth”] 1. any minute pore, orifice, or opening on a free surface. 2. the opening established in the abdominal wall by colostomy, ileostomy, or a similar operation. 3. the opening between two portions of the intestine in an anastomosis.

Stoma resulting from a descending colostomy.


Medical dictionary. 2011.

Synonyms:
(in plants), , / (in articulate animals)


Look at other dictionaries:

  • stoma — v. stomato . Trimis de LauraGellner, 13.09.2007. Sursa: DN  STÓMA s.f. (biol.; anat.) Orificiu, por sau deschidere mică pe suprafaţa unui organ. [< germ. Stoma, cf. gr. stoma]. Trimis …   Dicționar Român

  • stomă — stómă, stóme, s.f. (reg.) vas mare de pământ cu două toarte, în care se păstrează untură, miere, cereale, murături etc. Trimis de blaurb, 18.01.2007. Sursa: DAR  STÓMĂ s. f. (biol., anat.) orificiu, por, deschidere mică pe suprafaţa unui organ.… …   Dicționar Român

  • -stoma — (o, meno com., stomo) [dal gr. stóma bocca ]. Secondo elemento, atono, di parole composte del linguaggio scient. (come amblistoma, nefrostoma, ecc.), nelle quali significa bocca o più genericam. apertura …   Enciclopedia Italiana

  • stoma — orifice, small opening in an animal body, 1680s, Modern Latin, from Gk. stoma (gen. stomatos) mouth, from PIE root *stom en , denoting various body parts and orifices (Cf. Avestan staman mouth (of a dog), Hittite shtamar mouth, M.Bret. staffn… …   Etymology dictionary

  • Stoma — Sto ma, n.; pl. {Stomata}. [NL., fr. Gr. ?, ?, a mouth.] 1. (Anat.) One of the minute apertures between the cells in many serous membranes. [1913 Webster] 2. (Bot.) (a) The minute breathing pores of leaves or other organs opening into the… …   The Collaborative International Dictionary of English

  • Stoma — (gr.), 1) der Mund; 2) Mündung …   Pierer's Universal-Lexikon

  • Stoma — (griech.), Mund, Mündung, bei Pflanzen Spaltöffnung …   Meyers Großes Konversations-Lexikon

  • Stoma — (grch., Mehrzahl Stomăta), Mund, Mündung (s. Spaltöffnungen) …   Kleines Konversations-Lexikon

  • Stoma — Stoma, griech., Mund, Mündung; Stomalgie, Mundkrankheit; Stomatitis, Entzündung der Mundhöhle; Stomatorrhagie, Blutung aus der Mundhöhle …   Herders Conversations-Lexikon

  • stōma- — *stōma , *stōmaz, *stōmja , *stōmjaz? germ., Adjektiv: nhd. sanft, ruhig; ne. tender, quiet (Adjektiv); Rekontruktionsbasis: mnd., ahd.; Etymologie: vergleiche idg. *stā , *stə …   Germanisches Wörterbuch

  • stoma — ► NOUN (pl. stomas or stomata) 1) Botany a minute pore in the epidermis of the leaf or stem of a plant, allowing movement of gases in and out. 2) Zoology a small mouth like opening in some lower animals. 3) Medicine an artificial opening made… …   English terms dictionary