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Words related to spinal

spi·nal
S s

  • nerve root

    a nerve fiber bundle that emerges from either side of the spinal cord and joins with a complementary bundle to form each spinal nerve in the series of spinal nerves: the root at the rear of the spinal cord (dorsal root or sensory root) conveys sensations to the central nervous system, and the root at the front (ventral root or motor root) conveys impulses to the muscles.

  • spinal block

    spinal anesthesia.

  • lumbar puncture

    Medicine/Medical. puncture into the arachnoid membrane of the spinal cord, in the lumbar region, and withdrawal of spinal fluid, performed for diagnosis of the fluid, injection of dye for imaging, or administration of anesthesia or medication.

  • pith

    Botany. the soft, spongy central cylinder of parenchymatous tissue in the stems of dicotyledonous plants.

  • spinal cord

    the cord of nerve tissue extending through the spinal canal of the spinal column.

  • spinal nerve

    any of a series of paired nerves that originate in the nerve roots of the spinal cord and emerge from the vertebrae on both sides of the spinal column, each branching out to innervate a specific region of the neck, trunk, or limbs.
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