Chapter 4: Carbohydrates Flashcards

1
Q

Glucose

A

A simple sugar made from 6 carbon, 12 hydrogen, and 6 oxygen that provides energy in the body.

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2
Q

Starch

A

The energy source of plants, a polysaccharie consisting of multiple molecules of bonded glucose

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3
Q

Monosaccharides

A

Carbohydrates consisting of one sugar unit

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4
Q

Disaccharides

A

Carbohydrates consisting of two sugar units

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5
Q

Oligosaccharides

A

Carbohydrates with 3 - 10 sugar unites

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6
Q

Polysaccharides

A

Complex carbs with 10 or more monosaccharide sub-unites linked.

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7
Q

Simple carohydrate

A

Sugars, made of just one or two monosaccharides, digested quickly in the body as a fast energy source.

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8
Q

Fructose

A

A simple sugar found in mostly fruits

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9
Q

Fructan

A

A polymer of fructose molecules found in some fruits, legumes, and vegetables.

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10
Q

Glycogen

A

A complex carb that occurs in animals only; it is the form of glucose stored in the body.

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11
Q

Fiber

A

A special type of complex carb that is not digested or absorbed.

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12
Q

Soluble fiber

A

The form of fiber that dissolves in into a thick gel substance in the stomach

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13
Q

Insoluble fiber

A

The form of fiber that does not dissolve, and passes relatively intact.

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14
Q

Gut microbiome

A

The specific and individualized accumulation of anaerobic bacteria and other microorganisms that populate the gastrointestinal tract.

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15
Q

Mastication

A

another word for chewng

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16
Q

Bolus

A

A mass of chewed food.

17
Q

Amylase

A

An enzyme found largely in saliva that breaks starch into simple sugars.

18
Q

Villi

A

Fingerlike projections on the inside surface of the intestines that absorb nutrients and secrete enzymes

19
Q

Insulin

A

A hormone made by the pancreas that helps move glucose from the blood to the muscle and other tissues.

20
Q

Glucagon

A

A pancreatic hormone that raises blood glucose levels.

21
Q

Hypoglecemia

A

A state of low blood sugar levels with many causes, including diabetes treatments.

22
Q

Glycemic index

A

A ranking of carbs on a scale of 0 to 100 according to how much they raise the blood sugar levels.

23
Q

Ghrelin

A

A hormone released from the stomach that will stimulate the appetite.

24
Q

Leptin

A

A hormone made from adipose tissue and the enterocytes of the small intestines that regulate energy balance and inhibit hunger.

25
Q

Glycemic load calculation

A

(GI value of the food X the quantity of carbs per serving) / 100

26
Q

Net Carbs

A

The total amount of carbs minus dietary fiber

27
Q

Gluconeogenesis

A

The process of converting a non-carbohydrate substance into glucose for energy

28
Q

Cofactors

A

Substances that must be present for another substance to be able to perform a certain function.

29
Q

Calories in one gram of Carbs

A

4 kcals