NR 228 EXAM 2 REVIEW Chamberlain University

NR 228 Exam 2 Review Fats are the densest form of stored energy What are the fat-soluble vitamins? Fat-soluble vitamins: vitamins A, D, E, and K • Excess stored in body • Deficiencies slower to develop • Greater risk of toxicity What are Essential Fatty Acids? 1. Linolenic acid 2. Linoleic fatty acid The essential nutrients that are triglycerides, which are not created in the body: What is a phospholipid • Phospholipids are lipid compounds that form parts of cells walls and act as fat emulsifiers. It is similar to triglycerides, phospholipids contain fatty acids, but they have only two fatty acids, and the third spot contains a phosphate group. Molecules that makeup the cell membrane. Phospholipids are amphipathic molecules that make up the bilayer of the plasma membrane and keep the membrane fluid. A cell's plasma membrane contains proteins and other lipids (such as cholesterol) within the phospholipid bilayer. Best known as lecithin. What oils constitute monounsaturated fats? Monounsaturated Fatty Acid (oleic Acid) = olive oil, canola oil, peanut oil, safflower oil and sesame oil. Avocado How do Omega 3 fatty acids contribute to health? Main omega-3 fatty acid in fish is eicosatetraenoic acid ( EPA) derived from linolenic acid. Omega-3 fatty acids appear to lower the risk of heart disease by reducing the blood clotting process that can cause blockages in the arteries in the presence of plaques, reduce risk of myocardial infarction and reduce risk of sudden death( arrhythmias ). It reduces the risk of cardiovascular disease. What happens in fat catabolism? • Catabolism breakdown of lipids for