The hepatic portal system is the system of veins comprising the hepatic portal vein and its tributaries. The liver consumes about 20% of total body oxygen when at rest, so the total liver blood flow is quite high. Blood flow to the liver is unique in that it receives both oxygenated and partially deoxygenated blood.
Mini-Aussie Ideal Weight. I have a 3 year old female Miniature Aussie and she currently weighs 30 pounds. She gets moderate exercise (2 mile brisk walk each morning; chasing rabbits, birds, etc around a 1 acre yard).
Pit Bulls by Weight. The American bulldog is the largest of the pit bull breeds, with males weighing between 75 and 125 pounds, and females weighing between 60 and 100 pounds, according to DogChannel.com. The American pit bull terrier and American Staffordshire terrier breeds can be quite heavy, ranging in weight from 30 to 80 pounds, according to the Hill's Pet Nutrition website.