postcostal anastomosis

postcostal anastomosis definition - medical

post·cos·tal anastomosis (pōst-kŏsˈtl)

noun
The longitudinal connection of the seven intersegmental arteries in an embryo that gives rise to the vertebral artery.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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