Chapter 4: Carbohydrates Flashcards

(41 cards)

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

20
Q

what are polysaccahrides known as

A

starch, fiber, and glycogen

21
Q

straight starch chains

22
Q

branched starch chains

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
predominant glucose regulating hormones
insulin and glucagon
26
normal glucose under resting conditions
70-100 mg.dL
27
insulin in secreted from where and when
from beta cells of the pancreas to transport glucose from the blood inot the cells and tissues- after high carb consumption
28
glucagon is secreted by who and when
from alpha celss from the pancrease to release glucose from the liver stores when the glucose concentration is low
29
hyperglycemia
high blood glucose
30
hypoglycemia
low blood glucose, usually below 50 mg.dL
31
energy content of carbs
4 kcal/g
32
low GI foods range
below 60
33
high GI foods range
above 85
34
2 major storage locations of glycogen
skeletal muscles and liver
35
term for synthesis of fatty acids
lipogenesis
36
process of producing glucose from other sources
gluconeogensis
37
when is carbo hydrate primary source of energy
anaerobic glycolysis: high intensity, short duration, anaerobic exercise oxidative phosphorylation: moderate to high inteisty aerobic exercise
38
Current recommendation for total carb intake for training athletes is what
3 to 12 g.kg of body weight daily
39
low intensity carb req
3 to 5 g.kg
40
endurance athlete consumption of carbs
6-10 g.kg.day to maintain hgihg levels
41
What percentage is the recommended carbs intake for adults
45-65%