Hepatic portal system hepatic vein. The hepatic vein subsequently drains into the inferior vena cava. The hepatic artery provides 30 to 40% of the oxygen to the liver, while only accounting for 25% of the total liver blood flow. The rest comes from the partially deoxygenated blood from the portal vein. The liver consumes about 20% of the total body oxygen when at rest. That is why the total liver blood flow is quite high, at about 1 litre a minute and up to two litres a minute. That is on average one fourth of the average cardiac output at rest. Large veins
Postpositive adjective Postpositive adjective A postpositive or postnominal adjective is an attributive adjective that is placed after the noun or pronoun that it modifies. This contrasts with prepositive adjectives, which come before the noun or pronoun. In some languages the postpositive placement of adjectives is the normal syntax, but in English it is less usual, largely confined to archaic and poetic uses (as in "They heard wights unseen), phrases loaned from Romance languages or Latin (such as "heir apparent, "aqua regia"), and certain particular grammatical constructions (as in "those anxious to leave"). Recognizing postpositive adjectives in English is important for determining the