preganglionic fibers

preganglionic nerve fibers neurofibrae preganglionicae.

Medical dictionary. 2011.

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  • Preganglionic fibers — Infobox Nerve Name = PAGENAME Latin = neurofibrae postganglionicae GraySubject = GrayPage = Caption = Autonomic nervous system innervation, showing the sympathetic and parasympathetic (craniosacral) systems, in red and blue, respectively Caption2 …   Wikipedia

  • preganglionic — [prē gaŋ΄glē än′ik] adj. Zool. of or pertaining to nerve fibers going from the spinal cord to sympathetic ganglia …   English World dictionary

  • preganglionic — Situated proximal to or preceding a ganglion; referring specifically to the p. motor neurons of the autonomic nervous system (located in the spinal cord and brainstem) and the p., myelinated nerve fibers by which they are connected to the… …   Medical dictionary

  • preganglionic neurons — neurons in the autonomic nervous system whose cell bodies lie in the central nervous system and whose efferent fibers terminate in the autonomic ganglia. See also pars parasympathica divisionis autonomici systematis nervosi, under pars …   Medical dictionary

  • General visceral efferent fibers — Infobox Anatomy Name = PAGENAME Latin = GraySubject = 190 GrayPage = 849 Caption = Scheme showing structure of a typical spinal nerve. 1. Somatic efferent. 2. Somatic afferent. 3,4,5. Sympathetic efferent. 6,7. Sympathetic afferent. Caption2 =… …   Wikipedia

  • Postganglionic fibers — Infobox Nerve Name = PAGENAME Latin = neurofibrae postganglionicae GraySubject = GrayPage = Caption = Sympathetic connections of the ciliary and superior cervical ganglia. Caption2 = Innervates = BranchFrom = BranchTo = MeshName = MeshNumber =… …   Wikipedia

  • Projection fibers — Brain: Projection fibers Latin Fibrae projectionis Gray s subject #189 843 NeuroNames ancil 219 Code TA A14.1.00.018 …   Wikipedia

  • General somatic efferent fibers — Scheme showing structure of a typical spinal nerve. 1. Somatic efferent. 2. Somatic afferent. 3,4,5. Sympathetic efferent. 6,7. Sympathetic afferent. Gray s …   Wikipedia

  • B fibers — myelinated preganglionic autonomic axons having a fiber diameter ≤3 μm and a conduction velocity of 3 to 15 meters per second; these include only efferent fibers …   Medical dictionary

  • Parasympathetic nervous system — The parasympathetic nervous system (PSNS) is a division of the autonomic nervous system (ANS), along with the sympathetic nervous system (SNS) and enteric nervous system (ENS or bowels NS ). The ANS is a subdivision of the peripheral nervous… …   Wikipedia

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