Hepatic veins ultimately from numerous central veins of the liver lobules. None of the hepatic veins have valves. The hepatic veins are divided into an upper and a lower group. The upper three drain the central veins from the right, middle, and left regions of the liver and are larger than the lower group of veins. The lower group of from six to twenty smaller hepatic veins come from the right lobe and the caudate lobe, are in contact with the hepatic tissue, and are valveless. All the veins empty into the inferior vena cava at the back of the liver. Budd–Chiari
Nominalized adjective number and nominative case. "Den Alten" is a similar inflection but in the accusative case. The nominalized adjective is derived from the adjective "alt" and surfaces as it does by taking the appropriate inflection. Like in English, adjectival nouns are used as a plural definite ("the unemployed") and with nationality words ("the Swedish"). However, Swedish does not require "one or ones" with count nouns ("The old cat is slower than the new (one)"). The use of inflection, which incorporates the number and the gender of the noun, allows Swedish to avoid the need for a visible noun to describe a