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20.1.2 Digestion of Carbohydrates-R

20.1.2 Digestion of Carbohydrates-R - … Fig 5-13...

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2.1.2 Digestion, Absorption and  Circulation of Carbohydrates
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Macromolecules may be broken into  individual subunits by a  hydrolysis  reaction .   Fig 3.18
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Digestion of Carbohydrates Digestive enzymes  salivary amylase (shorter chains)  pancreatic amylases (disaccharides)  sucrase, maltase, lactase (monosaccharides  produced at microvilli) [Bacteria digest some fiber in large intestine]
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Fig. 5-12 , Enlargement of the absorptive surface Lactase Sucrase Maltase Lactose Sucrose Maltose In the Small Intestine
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Unformatted text preview: …. Fig. 5-13 Capillary Hepatic portal vein transports the absorbed nutrients to the liver. Transport protein Enterocyte Fructose Glucose or galactose K + ADP + P i ATP Absorption & Circulation Fig. 4-10 Absorption & Circulation cont . liver Monosaccharides make their way directly to the liver where glucose and glycogen are formed Lactose Intolerance • insufficient lactase enzymes to digest lactose • lactose remains in digestive tract...
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