Chapter 4 -Carbs Flashcards

(37 cards)

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
What does the large intestine do in carb digestion?
Where fiber is formed into acids and gases
26
What is the fate of carbs?
Used for energy, stored as glycogen (limited), and stored as fat
27
What is the main function of glucose?
to provide energy
28
What are ketones?
A byproduct of fat breakdown, can replace some of brain's need for glucose
29
What is ketosis?
When ketone levels are very high in the blood
30
What are symptoms of lactose intolerance?
flatulence, bloating, abdominal pain
31
What percentage of the population has some difficulty digesting lactose?
65%
32
What are the steps of glucose regulation?
Elevated glucose, pancreas releases insulin, glucose into cells, conversion into glycogen, normalization, low blood glucose, pancreas releases glucagon. normalization
33
What is polydipsia?
excessive thirst
34
What is polyphagia?
excessive hunger
35
What is type 1 diabetes and how do you treat it?
Pancreas does not produce insulin. Inject insulin, moderate carb intake
36
What is type 2 diabetes and how do you treat it?
insulin resistance. exercise, moderate carb intake, lose weight, medications
37
What are the consequences of uncontrolled blood glucose?
Kidney disease, blindness, heart disease, stroke, nerve damage, increased infections, amputations