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portal circulation

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noun Physiology.
  1. blood flow in a portal system.
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Origin of portal circulation

First recorded in 1870–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
portal circulation in Medicine

portal circulation

n.
  1. Circulation of blood to the liver from the small intestine via the portal vein.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.