portal vein
Americannoun
noun
Etymology
Origin of portal vein
First recorded in 1835–45
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Samples were taken from the hepatic portal vein, which carries blood from the intestine to the liver, and from peripheral blood, which travels from the liver to the heart before circulating through the body.
From Science Daily ● Dec. 14, 2025
Osaka University researchers discovered liver resident macrophages' pivotal role in defending against gut bacteria and related substances entering via the portal vein, particularly under compromised intestinal barrier conditions.
From Science Daily ● Apr. 25, 2024
The intestines harbor numerous gut bacteria, and sometimes these bacteria and their related substances can enter the liver through the portal vein.
From Science Daily ● Apr. 25, 2024
The hepatic portal vein delivers partially deoxygenated blood containing nutrients absorbed from the small intestine and actually supplies more oxygen to the liver than do the much smaller hepatic arteries.
From Textbooks ● Jun. 19, 2013
Venous emboli are those which approach the heart by the peripheral veins of the body or the pulmonary veins, and the liver by the radicles of the portal vein.
From A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases by Various
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
