Chapter 4: Carbohydrates Flashcards

1
Q

What are carb made of

A

Carbon, Hydrogen, Oxygen

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2
Q

What types of foods are Carbs found in

A

sugars, starches, and cellulose, bread, pasta, fruits, vegetables, milk, etc

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3
Q

Carbohydrates found as glucose are mostly located where

A

blood

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4
Q

Carbohydrates found in the storage form of glycogen aer where

A

tissues, predominately muscle and lives

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5
Q

Carbohyrdates are the primary energy source for what exercises intensity

A

moderate

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6
Q

How many kilocalories are in carbs

A

4

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7
Q

the largest amount of carbohydrate in the body is stored in the form of glycogen where

A

skeletal muscle

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8
Q

Carbs in ___ do not provide energy because humans don’t have the correct enzymes

A

starchy

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9
Q

Starches contain __,___,__ while sugars only provide ___

A
Starches= vitamins, minerals, and nutrients 
sugars= energy only
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10
Q

When are carbs most important to be consumed

A

immediately after during muscle glycogen resynthesis

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11
Q

carbs are classified as ____,____,____

A

monosa ccharides, disaccharides, or polysaccharides

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12
Q

Monosaccharides are

A

fructose, glucose, and galactose

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13
Q

Fructose is naturally found where

A

fruits and vegetables

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14
Q

galactose is naturally found in food as part of what disaccharide

A

lactose

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15
Q

what are the 3 disccharides

A

lactose, sucrose, maltose

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16
Q

sucrose

A

glucose and fructose

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17
Q

lactose

A

glucose and galactose

18
Q

maltose

A

glucose and glucose

19
Q

when is maltose produced

A

fermentation

20
Q

what are polysaccahrides known as

A

starch, fiber, and glycogen

21
Q

straight starch chains

A

amylose

22
Q

branched starch chains

A

amylopectin

23
Q

where does starch digestion begin

A

the mouth with saliva amylase

24
Q

where is most of starch digestion done

A

small intestine

25
Q

predominant glucose regulating hormones

A

insulin and glucagon

26
Q

normal glucose under resting conditions

A

70-100 mg.dL

27
Q

insulin in secreted from where and when

A

from beta cells of the pancreas to transport glucose from the blood inot the cells and tissues- after high carb consumption

28
Q

glucagon is secreted by who and when

A

from alpha celss from the pancrease to release glucose from the liver stores when the glucose concentration is low

29
Q

hyperglycemia

A

high blood glucose

30
Q

hypoglycemia

A

low blood glucose, usually below 50 mg.dL

31
Q

energy content of carbs

A

4 kcal/g

32
Q

low GI foods range

A

below 60

33
Q

high GI foods range

A

above 85

34
Q

2 major storage locations of glycogen

A

skeletal muscles and liver

35
Q

term for synthesis of fatty acids

A

lipogenesis

36
Q

process of producing glucose from other sources

A

gluconeogensis

37
Q

when is carbo hydrate primary source of energy

A

anaerobic glycolysis: high intensity, short duration, anaerobic exercise
oxidative phosphorylation: moderate to high inteisty aerobic exercise

38
Q

Current recommendation for total carb intake for training athletes is what

A

3 to 12 g.kg of body weight daily

39
Q

low intensity carb req

A

3 to 5 g.kg

40
Q

endurance athlete consumption of carbs

A

6-10 g.kg.day to maintain hgihg levels

41
Q

What percentage is the recommended carbs intake for adults

A

45-65%