Anatomy
cauda equina
Subclass of:
Spinal nerve root
Definitions related to cauda equina:
  • A bundles of nerve roots that look like a horse's tail, located at the end of the spinal cord.
    Harvard Dictionary of Health Terms
    Harvard Medical Publishing, 2011
  • The collection of spinal nerve roots, arising from lumbar pairs two through five, sacral pairs one through five, and the coccygeal nerve, that branch off the conus medullaris at the termination of the spinal cord, and float freely within the lumbar cistern before exiting the spinal column at the appropriate vertebra.
    NCI
    U.S. National Cancer Institute, 2021
  • The lower part of the SPINAL CORD consisting of the lumbar, sacral, and coccygeal nerve roots.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.