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单词 portal vein
释义

portal vein

noun

: a vein that collects blood from one part of the body and distributes it in another through capillaries
especially : a vein carrying blood from the digestive organs and spleen to the liver

Example Sentences

Recent Examples on the Web No, the pressure had pushed the air into the walls of his intestines and his portal vein. Bruce Y. Lee, Forbes, 29 Sep. 2021 The study ended with a liver biopsy, which detected only inflammation of my portal vein with no evidence of cirrhosis. Dr. Keith Roach, oregonlive, 11 May 2022 The portal vein is the blood vessel that carries blood from your gastrointestinal tract, gallbladder, pancreas, and spleen to your liver. Bruce Y. Lee, Forbes, 29 Sep. 2021 The couple learned scar tissue from the 2007 transplant surgery completely closed off Hanks’ portal vein (the vessel that drains blood from the gastrointestinal tract and spleen to the liver). Darcel Rockett, chicagotribune.com, 23 Aug. 2021 The portal vein brings venous blood to the liver, while this artery brings oxygenated arterial blood. Hannah Yasharoff, USA TODAY, 29 May 2019 First, the glucose molecules travel from the small intestine to the liver via the portal vein, Linsenmeyer explains. Carolyn L. Todd, SELF, 23 May 2019 See More

Word History

Etymology

portal entry 2

First Known Use

1765, in the meaning defined above

Medical Definition

portal vein

noun

: a large vein that is formed by fusion of other veins, that terminates in a capillary network, and that delivers blood to some area of the body other than the heart
especially : hepatic portal vein
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更新时间:2025/1/11 12:37:58