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LECOM BioChem Ch 27 Carbohydrate

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Question
Answer
Bonds that form amylose   α-1-4  
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Bonds that form Amylopectin   α-1-4 and α-1-6  
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Bond in Lactose   β-1-4  
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Sugars that make up Lactose   Glucose and galactose  
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Sugars that make up Sucrose   Glucose and Fructose  
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Bond in Sucrose   α-1-2  
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Bond cleavage by Salivary α-amylase   intrinsic α-1-4  
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Bond cleaved by Pancreatic α-amylase   intrinsic α-1-4  
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Pancreatic α-amylase creates these   Maltose, Isomaltose, maltotriose, and limit dextrins  
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4 brush boarder complexes   Glucoamylase, Sucrase-isomaltase complex, β-glycosidase complex, Trehalase  
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Glucoamylase cleavage site   α-1-4 bonds starting at reducing end  
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Sucrase cleaves   sucrose, maltose, and maltotriose  
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Isomaltase cleaves   α-1-6 bonds in isomaltose and α-1-4 in maltose/maltotriose  
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Glucosyl-ceramidase cleaves   β-bonds between glucose and galactose and ceramide from lipids  
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Lactase   β-1-4 bond between glucose and galactose  
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Trehalase   α-1-1 bonds in trehalose  
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3 insoluble fibers   cellulose, hemicellulose, lignins  
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3 Soluble fibers   pectins, mucilages, gums  
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Transporter with higher affinity for fructose than glucose   GLUT-5  
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Erythrocytes has this transporter   GLUT-1  
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Glucose transporter in the liver   GLUT-2  
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GLUT that is greatly stimulated by insulin   GLUT-4  
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GLUT that is greatly stimulated by insulin, where is it?   adipose tissue, skeletal and heart muscle  
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High capacity low affinity GLUT   GLUT-2  
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In barrier function cells, High affinity, low Km GLUT   GLUT-1  
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CNS GLUT   GLUT-3  
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GLUT responsible for slow transport of glucose to the brain below 80mg/dL   GLUT-1 in blood-brain barrier  
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