liver- filters toxins put of your blood, digestive function - produce bile- bile emoisifies fats bile- dishwasher detergent 1st stage of fats breaking down stored in gall bladder and takes it duodenum, stores glucose > as glycogen, processes amino acids & lipids, stores some vitamins, makes blood protein (albumins, globulins, fibrinogens) Have portal circulation= arteries to capillaries of digestive organs to veins to capillaries in liver to veins to heart