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23 Cards in this Set
- Front
- Back
Carbs are broken down to _________ and _________. They are ultimately broken down to __________
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oligosacharides and disacharides; monosacharides
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Fats are broken into __________ and __________
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fatty acids and 2-monoglycerides
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Proteins are broken down to ________ and ____________
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small peptides and amino acids
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What are the three compartments for digestion?
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Luminal digestion; Membrane digestion; Intracellular digestion
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alpha-Amylase is most effective in _____ pH environment. It is secreted from the pancreas in the ________ form
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neutral; active
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alpha-Amylase begins working in the _______
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mouth
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Amylose is broken down to __________ and ___________
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Maltotriose; Maltose
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Amylopectin is broken down to _________, _______ and ____________
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Maltotriose; alpha-Limit dextrin; Maltose
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What digestive compartment do lactase, maltase and sucrase-isomaltase function in?
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Membrane digestion
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sucrase-isomaltase breaks down __________ and __________ into __________ and ____________
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sucrose and alpha-Limit dextrin; glucose and fructose
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What is the best treatment for a patient with glucose intolerance due to poor absorption?
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feed patient with fructose
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Trypsin, Chymotrypsin and Elastase are ________peptidases
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endo
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carboxypeptidase A and B are _______peptidases
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exo
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__________ stimulates the transformation of precursors to active proteases
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trypsin
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What enzyme is involved in the transformation of Trypsinogen to Trypsin?
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enterokinase
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__________ triggers the release of Trypsinogen
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Pepsin
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What does PepT1 do?
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co-transports peptides and H+ from lumen into intracellular space
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What are the five processes in lipid assimilation?
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secretion of bile/lipases -> emulsification -> enzymatic hydrolysis of ester linkages -> solubilization of lipolytic products within bile salt micelles -> Transportation into and out of the enterocyte
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________ and __________ stimulate the release of bicarb from the pancreatic ductal cells
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secretin and ACh
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_______________ is known as the non-specific esterase
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cholesterol esterase
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do short and medium chain fatty acids need micelle transport?
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no
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Glycerol, short-chain and medium chain fatty acids pass through the enterocyte and enter the __________
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blood
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Chylomicrons and VLDLs are secreted from the endothelium and enter the ___________
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lymph
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