The outermost supporting structure of peripheral nerve trunks, consisting of a condensation of areolar connective tissue; subdivided into those layers that surround the whole nerve trunk (epifascicular e.), and those layers which extend between the nerve fascicles (interfascicular e.). With the endoneurium and perineurium, the e. composes the peripheral nerve stroma. [epi- + G. neuron, nerve]
- epifascicular e. the portion of the e. which surrounds the whole nerve trunk, in contrast to interfascicular e., which passes down between the nerve fascicles.

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epi·neu·ri·um .ep-ə-'n(y)u̇r-ē-əm n the external connective-tissue sheath of a nerve trunk

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the outer sheath of connective tissue that encloses the bundles (fascicles) of fibres that make up a nerve.

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epi·neu·ri·um (ep″ĭ-noorґe-um) [epi- + Gr. neuron nerve] [TA] the outermost layer of connective tissue of a peripheral nerve, surrounding the entire nerve and containing its supplying blood vessels and lymphatics. See also perineurium and endoneurium. epineurial adj

Medical dictionary. 2011.

Look at other dictionaries:

  • Epineurium — Ep i*neu ri*um, n. [NL., fr. Gr. epi upon + ? a nerve.] (Anat.) The connective tissue framework and sheath of a nerve which bind together the nerve bundles, each of which has its own special sheath, or perineurium. [1913 Webster] || …   The Collaborative International Dictionary of English

  • Epineurium —   [zu griechisch neũron »Sehne«, »Nerv«] das, s/...ri|en, Anatomie: eine der Bindegewebehüllen der Nerven …   Universal-Lexikon

  • epineurium — [ep΄ə noor′ē əm, ep΄ənyoor′ē əm] n. [ModL < EPI + Gr neuron, a NERVE] the layer of connective tissue surrounding a peripheral nerve …   English World dictionary

  • Epineurium — Bei einem Nerv (lat. Nervus, Abkürzung N., Plural Nervi, Abkürzung Nn.) handelt es sich um parallel verlaufende Nervenfasern (Zellfortsätze: Axone und Dendriten) mit bindegewebiger Umhüllung. Nerven gehören zum peripheren Nervensystem und dienen… …   Deutsch Wikipedia

  • Epineurium — Infobox Anatomy Name = PAGENAME Latin = GraySubject = 183 GrayPage = 728 Caption = Transverse section of human tibial nerve. (Epineurium labeled at upper right.) Caption2 = Nerve structure System = MeshName = Epineurium MeshNumber = A08.800.800… …   Wikipedia

  • Epineurium — nervo jungiamojo audinio dangalas statusas T sritis histologija, ląstelių chemija, histologinė chemija, audinių kultūra atitikmenys: lot. Epineurium ryšiai: platesnis terminas – nervas siauresnis terminas – gilusis epineuriumas siauresnis… …   Veterinarinės anatomijos, histologijos ir embriologijos terminai

  • Epineurium — nervo jungiamojo audinio dangalas statusas T sritis histologija atitikmenys: lot. Epineurium ryšiai: platesnis terminas – periferinė nervų sistema siauresnis terminas – gilusis epineuriumas siauresnis terminas – paviršinis epineuriumas sinonimas… …   Medicininės histologijos ir embriologijos vardynas

  • epineurium — noun Etymology: New Latin Date: circa 1882 the external connective tissue sheath of a nerve trunk …   New Collegiate Dictionary

  • epineurium — n. [Gr. epi, upon; neuron, nerve] 1. Outermost connective tissue sheath on the nerve. 2. (ARTHROPODA: Insecta) The fibrous connecting tissue that invests a nerve ganglion …   Dictionary of invertebrate zoology

  • epineurium — epineurial, adj. /ep euh noor ee euhm, nyoor /, n., pl. epineuria / noor ee euh, nyoor /. Anat. the dense sheath of connective tissue that surrounds the trunk of a nerve. [1880 85; < NL, equiv. to epi EPI + Gk neûron sinew, tendon + NL ium IUM] * …   Universalium

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