English Explanatory Dictionary

posterior spinal artery

English dictionary entry

Meanings

noun
  1. 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.

Word forms

posterior spinal artery posterior spinal arteries

Related words

basilar artery posterior inferior cerebellar artery
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