postcostal anastomosis

Medical Dictionary

postcostal anastomosis post·cos·tal anastomosis (pōst-kŏs'tl)
n.
The longitudinal connection of the seven intersegmental arteries in an embryo that gives rise to the vertebral artery.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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