medulla spinalis

1 definition found

medulla spinalis - WordNet (r) 2.1 (2005) :

  medulla spinalis
      n 1: a major part of the central nervous system which conducts
           sensory and motor nerve impulses to and from the brain; a
           long tubelike structure extending from the base of the
           brain through the vertebral canal to the upper lumbar
           region [syn: spinal cord, medulla spinalis]