n. a bundle of spinal nerve roots and nerves resembling the appearance of a horse's tail. It consists of the second to the fifth lumbar nerves, which together innervate the area of the lumbar plexus.

CAUDA EQUINA: "Any compression or injury to the tail end of the spinal cord could cause a severe neurological disorder called the cauda equina syndrome."
Cite this page: N., Pam M.S., "CAUDA EQUINA," in, April 7, 2013, (accessed January 24, 2021).