posterior spinal arteries

A form of posterior spinal artery — Either of two arteries of which one arises from a vertebral artery on each side below the level at which the corresponding branch of the anterior spinal artery arises and which descend on the posterior lateral surface of the spinal cord along a line passing close to the entrance of the dorsal roots to the spinal cord.

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Meanings

noun
  1. pluralplural of posterior spinal artery
Cite this entry
APA

posterior spinal arteries. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/posterior%20spinal%20arteries

MLA

“posterior spinal arteries.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/posterior%20spinal%20arteries. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “posterior spinal arteries,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/posterior%20spinal%20arteries.

Source: posterior spinal arteries on Wiktionary, CC BY-SA 4.0.