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Exam_2_review - 1 2 3 4 5 6 7 8 EXAM 2 REVIEW Know the...

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EXAM 2 REVIEW – Know the Following: 1. What types  of food  contain  fiber a. Whole wheat, grains, certain veggies/fruits 2. Recom m e nd e d  amounts  of CHO,  fat, protein  and  fiber.   a. CHO – 45-65% b. Fat – 20-35% c. Protein – 10-25% d. Fiber – 25g/day 3. Which  monosaccharide’s  combine  to form  which  disaccharides a. Sucrose = glucose + fructose b. Maltose = glucose + glucose c. Lactose = glucose + galactose 4. Cause  and  Symptoms  of lactose  intolerance a. Lactase deficiency b. Gas bloating, cramping, diarrhea 5. Food  sources  of: All types  of fats  and  All types  of proteins 6. Recom m e nd e d  of carbohydrates,  fats,  and  protein 7. Definition  of types  of proteins: Complete – contains all 9 essential amino acids Incomplete – does not contain all 9 essential amino acids limiting amino acids – amino acid needed by the body and only obtained in the smallest amount possible mutual supplementation – receiving all 9 essential amino acids through more than one protein source Hydrogenation – adding hydrogen to an unsaturated fatty acid making it saturated again 8. Benefits  and  side  effects  of: a. artificial sweeteners i. nutritive – contain 4 kcal/g 1. sorbitol, mannitol, maltitol, xylitol, lactitol ii. non-nutritive – provide little or no energy 1. saccharin, aspartame, acesulfame-K, sucralose iii. sugar alcohols – absorbed/metabolized slower 1. large amount causes diarrhea 2. 2-3 kcal/g 3. Sorbitol, mannitol, maltitol, xylitol, lactitol (same as nutritive) NS 1325-Goktas
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b. fat replacers i. Olestra (Olean) 1. Glycerol/fatty acids absorbed & used for energy in the body 2. Cannot be digested or absorbed – no energy provided 3. Causes: a. Diarrhea/loose stools/oily stools b. Abdominal cramps c. Decreased fat-soluble vitamin absorption d. Fat-soluble vitamins added ii. Salatrim 1. 5 kcal/g 2.
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