medulla spinalis
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 • Hypernyms: neural structure, funiculus • Part Holonyms: central nervous system, CNS, systema nervosum centrale • Part Meronyms: spinal vein, vena spinalis, Golgi's cell, Golgi cell, spinal fluid, cerebrospinal fluid
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