a vascular arrangement in which blood from the capillaries of one organ is transported to the capillaries of another organ by a connecting vein or veins.
(loosely) the hepatoportal system.
portal system n.
A system of vessels in which blood, after passing through one capillary bed, is conveyed through a second capillary network.
[pawr-tl-tuh-pawr-tl, pohr-tl-tuh-pohr-t] /ˈpɔr tl təˈpɔr tl, ˈpoʊr tl təˈpoʊr t/ adjective 1. noting or pertaining to the time a worker spends from entering the workplace to stepping outside, especially in relation to pay. adjective 1. of or relating to the period between the actual times workers enter and leave their mine, factory, etc: portal-to-portal pay
- Portal-systemic encephalopathy
portal-systemic encephalopathy n. Encephalopathy associated with cirrhosis of the liver, attributed to the passage of toxic nitrogenous substances from the portal to the systemic circulation. Also called hepatic encephalopathy.
noun, Anatomy. 1. the large vein conveying blood to the liver from the veins of the stomach, intestine, spleen, and pancreas. noun 1. any vein connecting two capillary networks, esp in the liver (hepatic portal vein) portal vein n. A wide short vein that is formed by the superior mesenteric and splenic veins behind the […]
- Portal-to-portal pay
[pawr-tl-tuh-pawr-tl, pohr-tl-tuh-pohr-tl] /ˈpɔr tl təˈpɔr tl, ˈpoʊr tl təˈpoʊr tl/ noun 1. payment, as to a miner or factory worker, that includes compensation for time spent on the employer’s premises in preparation for a work shift, in travel from the entrance to the assigned work area and back, etc.: Because workers must change their clothes […]