Digestion, micronutritients, macronutritients. Energy values Food component Energy density kJ/gkcal/g Fat379 EthanolEthanol (alcohol)297 Proteins174

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  • Slide 1
  • Digestion, micronutritients, macronutritients
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  • Energy values Food component Energy density kJ/gkcal/g Fat379 EthanolEthanol (alcohol)297 Proteins174 Carbohydrates174 Organic acids133 PolyolsPolyols (sugar alcohols, sweeteners)sugar alcoholssweeteners 102.4 Fiber82
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  • Oxidation numbers? How many bonds between carbon and oxygen?
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  • Micronutritients Substances required in small amounts, mg or m g Functions as co-factor/prostetic groups of enzymes Vitamins, trace minerals (Fe, Cu, F, Zn, I, Se, Mn, Mo, Cr, Co, B)
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  • Enzyme (protein): succinatdehydrogenase Prostethic group: vitamin B12
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  • Water-soluble vitamins (B- and C) Vitamin C, ascorbic acidVitamin B1, thiamine Vitamin B3, niacine Vitamin B2, riboflavine
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  • Macronutritients Substances required in large amounts Proteins, fats, carbohydrates Minerals (Na, Mg, K, Ca, P, S, Cl)
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  • Diseases from deficiency in Fe- anameia (anemi) I- goitre (struma) Vitamin A- xerophtalmia (night blindness) Vitamin B3- pellagra Vitamin B1- berberi Vitamin D- rickets (rakitis) Vitamin C- scurvy (skrbjugg) Protein- marasmus and kwashiorkor (undernring)