dorsal root


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Related to dorsal root: ventral root

dorsal root

n.
Either of the two roots of a spinal nerve, consisting of sensory fibers and arising from the posterior section of the spinal cord.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.dorsal root - one of the two roots of a spinal nerve that passes dorsally to the spinal cord and that consists of sensory fibers
afferent, afferent nerve, sensory nerve - a nerve that passes impulses from receptors toward or to the central nervous system
nervus spinalis, spinal nerve - any of the 31 pairs of nerves emerging from each side of the spinal cord (each attached to the cord by two roots: ventral and dorsal)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Following peripheral Axotomy, some the dorsal root ganglion(DRG) and ventral horn neurons undergo a series of retrograde degenerative changes classic that lead to neuronal death (Himes & Tessler, 1989; Vestergaard et al., 1997; Terenghi, 1999; Pierucci & de Oliveira, 2006).
Histopathological analysis of nervous tissues: After 28 days of injury, Peripheral Nervous Tissues (sciatic nerve and dorsal root ganglia) and Central Nervous Tissues (cerebrum, cerebellum and spinal cord) were harvested and fixed in Davidson's solution for 24 h followed by 10% neutral buffered formalin solution.
Human osteoarthritic synovial fluid increases excitability of mouse dorsal root ganglion sensory neurons: an in-vitro translational model to study arthritic pain.
After each experimental period, time-matched euglycemic (E) or 4, 8, or 12 week-long diabetic rats (DB) (E4, E8, E12, DB4, DB8, and DB12, respectively) were sacrificed, and SN and dorsal root ganglia (DRG) harvested for analysis of slc5A3 (SMIT1), slcA11 (SMIT2), and slc2A13 (HMIT) mRNA expression by RT-PCR and protein levels by western blot analyses.
In order to uncover the molecular reasons for the mole-rat's remarkable resistance to pain, the researchers took sensory tissue from the spinal cord and dorsal root ganglia of all nine species studied.
As part of the agreement, Abbott will provide the company's neuromodulation technologies--including directional deep brain stimulation (DBS), spinal cord stimulation (SCS), and dorsal root ganglion (DRG) therapy--for research related to these NIH initiatives to explore their application for chronic pain and progressive movement disorders, like Parkinson's disease.
It inhibits the transcription factor EGR1 in the dorsal root ganglia and spinal cord at the time of surgery.
Known as dorsal root ganglion neurons, these cells have long tendrils, called axons, with two offshoots.
Autopsy revealed dorsal root ganglionopathy and ganglionopathy of the cranial nerves: Scarpa's ganglion (84% reduction in cell bodies), geniculate and trigeminal ganglia as well, but spiral ganglion and auditory nerve were intact.
"The same virus that causes varicella in children later reactivates after going dormant in the dorsal root ganglia, and it reactivates as herpes zoster, which is 10 times more severe than chicken pox and leads to 10 times the health care costs.
19, 2018 (HealthDay News) -- Dorsal root ganglion (DRG) neurostimulation therapy may reduce pain and disability in patients with chronic lower extremity and back pain, according to a study presented at the annual meeting of the American Society of Anesthesiologists, held from Oct.
[USA], Oct 15 (ANI): According to a study, people with treatment-resistant back pain may get significant and lasting relief with dorsal root ganglion (DRG) stimulation therapy, an innovative treatment that short-circuits pain.