portal vein
portal vein (portal circulation; portal system) Any vein that collects blood from one network of capillaries and transports it directly to a second capillary network in another region of the body, without returning to the heart. See hepatic portal system.
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Definit… bloodsucker , blood·suck·er / ˈblədˌsəkər/ • n. 1. an animal or insect that sucks blood, esp. a leech or a mosquito. 2. a person who extorts money. ∎ a person who…
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Portal vein
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Portal vein