Chapter 4 -Carbs Flashcards

1
Q

What are the simple monosaccharides?

A

Glucose, fructose, galactose

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2
Q

What are the disaccharides?

A

lactose, sucrose, maltose

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3
Q

What are the polysaccharides?

A

Amylose, amylopectin, glycogen, starch

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4
Q

What is in sucrose?

A

fructose and glucose

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5
Q

What is in lactose?

A

glucose and galactose

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6
Q

What is in maltose?

A

glucose and glucose

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7
Q

Do polysaccharides have fiber?

A

yes

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8
Q

What are the benefits of fiber?

A

Lower chances of colon cancer, softer stool, increased peristalsis, lower caloric intake, removes carcinogens, lowers risk of heart disease, healthy gut bacteria

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9
Q

What is a risk of eating a lot of fiber?

A

Flatulence, increased water requirements, interfere with absorption of iron

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10
Q

What are some sources of fiber?

A

Fruits, vegetables, whole grains, seeds, legumes, avocado

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11
Q

Are oats soluble or insoluble?

A

Soluble

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12
Q

Are fruits and veggies soluble or insoluble fiber?

A

Soluble

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13
Q

Are whole grains insoluble or soluble?

A

Insoluble

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14
Q

What is the whole kernel?

A

Bran, germ, and endosperm

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15
Q

What part of the kernel has the most minerals?

A

Bran, 50-80%

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16
Q

What part of the kernel has the most grain by weight?

A

Endosperm- 85%

17
Q

What does germ provide in the kernel?

A

it has DNA antioxidants

18
Q

What are benefits of whole grain?

A

Fiber, Vitamin E, B vitamins, and iron

19
Q

What are some whole grains?

A

brown rice, quinoa, popcorn, buckwheat, barley, teff, oats, bulgur, sorahum

20
Q

What happens in the mouth during digestion of carbs?

A

Mechanical breakdown, salivary amylase

21
Q

What happens in the stomach during carb digestion?

A

Salivary amylase stops

22
Q

What does the pancreas do during carb digestion?

A

Pancreatic duct connected to small intestine and secretes enzymes

23
Q

What does the small intestine do in carb digestion?

A

Pancreatic enzymes secreted into intestine absorbs into blood

24
Q

What does the liver do in carb digestion?

A

passes through and is converted to glucose in the blood

25
Q

What does the large intestine do in carb digestion?

A

Where fiber is formed into acids and gases

26
Q

What is the fate of carbs?

A

Used for energy, stored as glycogen (limited), and stored as fat

27
Q

What is the main function of glucose?

A

to provide energy

28
Q

What are ketones?

A

A byproduct of fat breakdown, can replace some of brain’s need for glucose

29
Q

What is ketosis?

A

When ketone levels are very high in the blood

30
Q

What are symptoms of lactose intolerance?

A

flatulence, bloating, abdominal pain

31
Q

What percentage of the population has some difficulty digesting lactose?

A

65%

32
Q

What are the steps of glucose regulation?

A

Elevated glucose, pancreas releases insulin, glucose into cells, conversion into glycogen, normalization, low blood glucose, pancreas releases glucagon. normalization

33
Q

What is polydipsia?

A

excessive thirst

34
Q

What is polyphagia?

A

excessive hunger

35
Q

What is type 1 diabetes and how do you treat it?

A

Pancreas does not produce insulin. Inject insulin, moderate carb intake

36
Q

What is type 2 diabetes and how do you treat it?

A

insulin resistance. exercise, moderate carb intake, lose weight, medications

37
Q

What are the consequences of uncontrolled blood glucose?

A

Kidney disease, blindness, heart disease, stroke, nerve damage, increased infections, amputations