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home - Nutrition - Proteins, Fats and Sugars - Fats Written by Dr Sebastian Zeki

Fats

Fats Lipases+colipase Fat crushed by mechanical means Triglycerides released C o a t e d w i t h i n g e s t e d p h o s p h o l i p i d s Lingual lipase starts to digest fats Gastric acid Stimulate secretin and pancreatic bicarbonate Bile salts Bicarbonate (optimises conditions for fat emulsification Phospholipase A2 Pancreatic cholesterol esterase. Hydrolyze cholesterol and phospholipids Absorbed into lymphatics TriglyceridesCholesterol estersPhospholipidApoproteins Chylomicron forms in enterocyte Bile salts absorbed in TI and reform in bile (enterohepatic circulation) Fatty acids and glycerol Fatty acids released Micelles form= TG + cholesterol esters + phospholipids Written by Dr Sebastian Zeki

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