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单词 hepatic portal system
释义

hepatic portal system


hepatic portal system

[he′pad·ik ′pȯrd·əl ‚sis·təm] (anatomy) A system of veins in vertebrates which collect blood from the digestive tract and spleen and pass it through capillaries in the liver.

hepatic portal system


he·pa·tic por·tal sys·tem

a venous portal system in which the portal vein receives blood via its tributaries from the capillaries of most of the abdominal viscera and drains it into the hepatic sinusoids.

hepatic portal system

the part of the BLOOD CIRCULATORY SYSTEM of vertebrates in which blood from the alimentary canal is taken through CAPILLARIES in the liver before transport to the heart. Such a system of veins allows some materials absorbed from the gut to be stored or filtered out during passage through the liver.
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更新时间:2024/11/14 18:03:37