BIOL 1060 Lecture Notes - Lecture 9: Orlistat, Digestion, Enterohepatic Circulation
17 Feb 2016
School
Department
Course
Professor
Document Summary
Roles of triglycerides and fatty acids: the triglycerides provide the body with energy, stored fat insulates the body against cold, fat acts as a shock absorber for internal organs. Essential fatty acids should make up 3% of the daily energy intake. Sterols compounds composed of c, h, and (a few) o atoms arranged to fused rings - see figure 5-11. Cholesterol is the best known sterol, but the sex hormones and some also sterols, and are actually formed from cholesterol. Bile salts, the fluid, are also sterols see figure 5-13. Sterols in foods: both plant and animal foods contain sterols, but only vitamins (vitamin d) are emulsifiers found in bile form a set of four animal foods contain. More than proteins, or fats: cholesterol makes up 50% of the lipids found in human cell. 90% of the body"s cholesterol is found in cell membranes: the body makes cholesterol readily from either carbohydrates,
