portal vein(redirected from Difference between portal vein and systemic vein)
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Related to Difference between portal vein and systemic vein: Systemic venous system
portal vein[′pȯrd·əl ‚vān]
Any vein that terminates in a network of capillaries.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.