Nutrition Metabolism FNDH 620 Exam 2 | 100% Correct | Verified | 2024 Version

What are the most prevalent saturated fatty acids in the average US diet? - palmitic and stearic acid What is formed when fatty acids are oxidized in the mitochondria? - acetyl CoA What are the primary sites of fatty acid synthesis? - liver and fat cells Where does fatty acid synthesis from acetyl-CoA occur? - cytosol What is needed for lipid and cholesterol biosynthesis? - acetyl-CoA from the mitochondria needs to move into the cytoplasm What is the first step in fatty acid synthesis? - Synthesis of malonyl-CoA by acetyl-CoA carboxylase What is the normal product of the fatty acid synthase? - palmitate Which fatty acid is considered essential and must be supplied by the diet? A. a-linolenic acid B. Linoleic acid C. y-linolenic acid D. Arachidonic acid E. A and B - a-linolenic acid and linoleic acid How much cholesterol does the human body build each day? - 700mg Cholesterol is the precursor of the following except:A. Estrogens B. Glucocorticoids C. Bile acids D. Vitamin D