Carbohydrates Flashcards

1
Q

What are the major monosaccharides?

A

glucose, fructose, galactose

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2
Q

What is the simplest carbohydrate? And how many carbon atoms does it contain?

A

Monosaccharides; 3 - 7

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3
Q

What are the major disaccharides?

A

maltose, lactose, sucrose, trehalose

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4
Q

Maltose is found in

A

beer and malt liquors

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5
Q

Lactose is found in

A

milk and milk products

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6
Q

Sucrose is composed of

A

glucose and fructose

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7
Q

Trehalose is found in

A

fungi and plants

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8
Q

What digests slowly, lowers glycemic response

A

Trehalose

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9
Q

What are the major sources of polysaccharides?

A

starch, glycogen, cellulose

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10
Q

Starch is composed of

A

amylose and amylopectin

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11
Q

Glycogen is a major form of

A

liver and skeletal muscle

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12
Q

Cellulose is consider a

A

dietary fiber and is not an energy source

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13
Q

Oligosaccharides occur widely as components of

A

antibiotics

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14
Q

What are 2 oligosaccharides that are not alpha glucans?

A

fructo-oligosaccharides (fructans) and galactooligosaccharides

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15
Q

What is the main function of polysaccharides?

A

storage, structure, and recognition

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16
Q

What are the functions of carbohydrates?

A

1.) supply energy
2.) fuel CNS and RBC
3.) fuel for muscular system
4.) spare protein and prevent ketosis

17
Q

What are stereoisomers?

A

group of compounds that have same molecular composition, but different configurations

18
Q

What is GLUT 1 responsible for?

A

basic supply of GLU to erythrocytes, endothelial cells of the brain, and most fetal tissue

19
Q

What does GLUT 1 do in the brain?

A

helps glucose across the blood brain barrier

20
Q

What are the allosteric modulators?

A

AMP, ADP, AND ATP

21
Q

AMP positive modulation stimulates?

A

PFK-1

22
Q
A