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
Adjective phrase An attributive adjective (phrase) precedes the noun of a noun phrase (e.g. "a very happy" man). A predicative adjective (phrase) follows a linking verb and serves to describe the preceding subject, e.g. "The man is very happy". The adjective phrases are underlined in the following example sentences. The head adjective in each of these phrases is in bold, and how the adjective phrase is functioning—attributively or predicatively—is stated to the right of each example: The distinguishing characteristic of an attributive adjective phrase is that it appears inside the noun phrase that it modifies. An interesting trait of these phrases in