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19 terms

Carbohydrate Digestion 1

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salivary alpha amylase
Enzymes in saliva....
denatured
Salivary amylase is _______ by stomach acid
Carbohydrates
________ are not digested in the stomach
Soluble
______ fiber can form a physical barrier, not allowing sufficient exposure to digestive enzymes
monosaccharides
Pancreatic alpha amylase and brush border enzymes digest sugars into __________
malabsorption
Lactase deficiency causes lactose ___________
short-chain fatty acids, gas
Lactose goes to LI and is fermented to _____________ and ______
feces
Insoluble fiber is excreted unchanged in the ______
more than 35
Gas is not an issue with soluble fiber unless you get _______g of fiber/day...ease into it!
active transport
Glucose and Galactose is transported into the enterocyte via __________
SGLT1
Glucose and Galactose is absorbed into enterocyte via active transport using ______ and ATP
GLUT2
Monosaccharides in the enterocyte are transported to the portal vein via _______ transport protein
liver
GLUT2 transports monosaccharides to ______ via the portal vein
facilitated diffusion
Fructose is transported into the enterocyte via _____________
GLUT5
_______ binds fructose to facilitate it into the enterocyte.
GLUT2
Carries glucose, galactose, and fructose, from the enterocyte (microvilli) to the liver.
GLUT4
Membrane-bound, insulin stimulated protein required to transport glucose from plasma to muscle and adipose tissue.
GLUT5
Membrane-bound transport protein required for fructose absorption from the small intestinal lumen into the enterocyte (microvilli)
GLUT4
What glucose transporter is regulated by insulin?