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).

nerve root

the part of a nerve adjacent to the center to which it is connected.
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 ?
Although the risks from disc repair procedures are low, they include nerve root damage, infection, blood loss, cerebrospinal fluid leak, potential worsening of symptoms, chance of disc reherniation, anesthesia complications, or even death.
A common intraoperative finding in this group of patients is an enlarged and rich epidural venous network, sometimes with compression of the exiting nerve root caused by the enlarged epidural veins.
He recently had some irritation in the nerve root,'' team physical therapist Pat Screnar said, ``and Dr.
A stinger is a minor nerve root or brachial plexus stretch injury, rather than a spinal cord injury.
For example, a degenerative condition affecting the facet joints may eventually cause secondary changes, such as a herniated (bulging) disk that places pressure on the spinal cord or nerve root (see fig.
When these ligaments are weakened by the Marfan syndrome, an individual becomes extremely vulnerable to multiple herniated nucleus pulpoi, resulting in nerve root irritation.
There were no significant differences between groups with respect to other types of cervical spine injuries that were sustained: nerve root injury, cervical strain, or cord contusion.
In the setting of a structurally intact yet injured nerve root, post contrast sequences may show abnormal enhancement of the injured nerve root relative to the control side.
Over time, that area of the spine is elongated to allow proper spinal spacing and relieve pressure on the surrounding compressed nerve root.
Tests to determine if the pain is caused by disk compression of a spinal nerve root are mostly variations of the straight-leg raising test, that is, raising the leg with the knee extended to stretch the nerve root over the protruded disk.
The 29-year-old needed a series of injections at the base of the spine to help settle the agonising symptoms of a condition called nerve root pain.