nerve root


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nerve root

one of two bundles of nerve fibers (posterior and anterior roots) emerging from the spinal cord that join to form a single segmental (mixed) spinal nerve; some cranial nerves are similarly formed by the union of two roots, in particular the trigeminal nerve (CN V).
A herb that contains glycosides, resins, tannins, and volatile oil. It is said to have antispasmodic and sedative effects
Toxicity Contact dermatitis, giddiness, hallucinations, headaches

nerve root

the points at which a spinal nerve arises from the spinal cord. Each has two roots: a DORSAL ROOT and a VENTRAL ROOT.

nerve root

(nĕrv rūt)
One of two bundles of nerve fibers emerging from the spinal cord that join to form a single segmental (mixed) spinal nerve.
References in periodicals archive ?
Copies of the patient's MR images were subsequently obtained and these clearly revealed that the perineural cyst was displacing the left L4 nerve root and had resulted in posterior vertebral body scalloping and enlargement of the left L4-5 neural foramen (Figures 1 and 2).
This reduces its water content and volume, thereby relieving disc pressure and compression on the spinal nerve root, concluded the company.
Therefore, most disc herniations affect only the posterior side of the intervertebral disc structure, causing spinal cord or nerve root compression.
This malady results from nerve root impingement and/or inflammation that causes neurologic symptoms in the distribution of the affected nerve root(s).
Last year, Pele underwent back surgery for nerve root decompression and also had prostate surgery.
compression by an artery, vein or distortion by adhesions or a combination of them compressing upon the trigeminal nerve root was recorded on a predesigned proforma.
If the latencies of the muscle responses evoked by the abovementioned nerve root stimulation is subtracted from the latencies of the motor responses evoked via TMS, the conduction time in the upper motor neuron involved in movement can be found.
This non-discogenic sciatica can be caused by any space-occupying lesion along the course of the lumbosacral nerve root and the sciatic nerve and therefore it can be arbitrary divided into two general categories: intraspinal and extraspinal non-discogenic sciatica.
Each nerve root from C5 to T1 was adequately dissected out and mobilised to avoid persistent symptoms.
This could be a facet joint injection, nerve root block, or SI joint injection done on the same day at Cardiff Bay hospital, by the surgeon or a consultant radiologist."