Ch. 4 Quiz Carbohydrates Flashcards

1
Q

Sugar alcohols, contained in many diet foods, have “approximately” how many calories per gram?

A

2

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2
Q

Fructose creates appetite-regulating signals directly in the brain and raises the blood insulin level.

True
False

A

false

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3
Q

Which of the following animal-derived foods contains significant amounts of carbohydrates?

Chicken
Beef
Milk
Pork
Lamb

A

milk

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4
Q

Complex carbohydrates:

A

are long chains of sugar units arranged to form starch or fiber

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5
Q

Which of the following carbohydrates is responsible for the intensely sweet taste of fruit?

Lignin
Fructose
Galactose
Cellulose
Pectin

A

fructose

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6
Q

The main task of the human digestive system is to convert starch and sugars to _____ for absorption.

A

glucose

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7
Q

All of the following compounds are fibers except:

glycogen
cellulose
hemicellulose
pectin
lignin

A

glycogen

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8
Q

Which of the following food components do not contain insoluble fibers?

The strings of celery
The outer layers of wheat kernels
The residues of milk
The skins of corn kernels
The hulls of seeds

A

The residues of milk

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9
Q

Which of the following is the preferred fuel for the functioning of the brain and nerves?

Proteins
Ketones
Carbohydrates
Fats
Fibers

A

Carbohydrates

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10
Q

Sugar alcohols are also called _____.

A

polyols

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11
Q

Which of the following is a probable health benefit of eating brown rice?

It increases appetite.
It increases blood flow.
It helps reduce complex carbohydrate intake.
It lowers the risk of hemorrhoids and appendicitis.
It lowers the risk of bone deformities.

A

It lowers the risk of hemorrhoids and appendicitis.

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12
Q

According to the Dietary Reference Intakes, people should obtain _____ of their daily energy from carbohydrates.

A

45 to 65 percent

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13
Q

Which of the following foods would you choose as an effective stool-softening agent?

Oat bran
Milk
White rice
Cheese
Peanut butter

A

oat bran

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14
Q

Which of the following foods has a cholesterol-lowering effect?

White bread
Cornflakes
Candy
Oatmeal
White rice

A

oatmeal

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15
Q

Which of the following statements is true of hypoglycemia?

It is characterized by abnormally low blood glucose and anxiety.
It is characterized by high blood glucose levels and weight gain.
It is a disease in which sacs or pouches balloon out of the intestinal wall.
It is a disease in which the appendix swells and bursts.
It is a condition in which the body resists protein digestion.

A

It is characterized by abnormally low blood glucose and anxiety.

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16
Q

Why might a very high-fiber diet be harmful for malnourished people and young vegan children?

A

These groups have a higher risk of energy deficiencies as they eat small food portions.

17
Q

Which of the following terms would you look for on a bread label to choose the most nutritious product?

Wheat flour
Whole grain
Unbleached flour
Brown bread
Natural grain

A

whole grain

18
Q

Which of the following statements is true of lactose intolerance?

It is a condition in which the body fails to produce sufficient amounts of the enzyme needed to digest milk sugar.
It is a disease in which the pancreas swells and stops functioning.
It is a condition in which the body resists the digestion of proteins.
It is a condition characterized by abnormally low blood glucose, anxiety, rapid heartbeat, and sweating.
It is a condition characterized by abnormally high blood glucose concentration and weight gain.

A

It is a condition in which the body fails to produce sufficient amounts of the enzyme needed to digest milk sugar.

19
Q

The minimum DRI for total carbohydrates for an average-sized adult is _____ grams per day.

A

130

20
Q

The extent to which a food raises the blood glucose level and elevates insulin concentrations can be measured and ranked on a scale called the:

A

glycemic index

21
Q

Which of the following helps prevent type 2 diabetes?

Maintaining a healthy body weight
Taking oral hypoglycemic agents
Restricting protein intake
Increasing caffeine intake
Avoiding physical exercise

A

Maintaining a healthy body weight

22
Q

Which of the following are true about sugar alcohols?

They are safe in moderation.
They can cause abdominal discomfort and gas in large amounts.
They cause dental caries.
They produce a lower glycemic response than sugars.
They are derived from vegetables.
All of the above are true.
All of the above, except C and E are true
All of the above except E are true.

A

All of the above, except C and E are true

23
Q

Bite for bite, complex carbohydrate foods, provide less available energy than do fat rich foods.

True
False

A

True

24
Q

Fat cells in the average person can store over how many calories of fat, making their ability to expand their fat storage capacity almost endless over time.

A

70,000

25
Q

What is the gram recommendation coming from carbohydrates for a person following a recommended calorie intake of 3,100 per day?

A

3100 x .45 = 1395/4 = 348 grams
3100 x .65 = 2015/4 = 503 grams

26
Q

A person choosing to eat 400 calories of sugar as opposed to 400 calories of whole grains will be missing intake of which of the following?

phytochemicals
antioxidants
fiber
sodium
essential fatty acids
All of the above
All of the above except D
A & C only

A

A & C only

27
Q

The upper limit for sugar intake recommended by the American Heart Association (AHA) is which of the following?

6 teaspoons (100 calories) for women and 9 teaspoons (150 calories) for men
9 teaspoons (150 calories) for women and 6 teaspoons (100 calories) for men
8 teaspoons (100 calories) for women and 9 teaspoons (200 calories) for men
6 tablespoons (100 calories) for women and 9 tablespoons (150 calories) for men

A

6 teaspoons (100 calories) for women and 9 teaspoons (150 calories) for men

28
Q

Fiber contains how many calories per gram?

A

0

29
Q

All of the following are true about fiber except:

It passes through the body intact, providing no energy for use
The recommendation for men is 38 grams per day through age 50
The recommendation for women is 25 grams per day through age 50
They are digestible parts of plant foods
They are plant constituents not digested directly by human enzymes

A

They are digestible parts of plant foods

30
Q

All of the following are expected of e-mail communication in this course except:

A greeting should be used.
Students should always finish their e-mail by signing their name.
Capitalization and punctuation should be used.
E-mails are preferably sent through the Canvas Inbox or the instructors lcsc.edu e-mail address as long as they follow the requirements listed above in A,B & C.
E-mails are preferably sent through the Canvas Inbox.

A

E-mails are preferably sent through the Canvas Inbox or the instructors lcsc.edu e-mail address as long as they follow the requirements listed above in A,B & C.

31
Q

If a product contains 280 calories and 10 grams of carbohydrates per serving, what percentage of this product comes from carbohydrates?

A

14%

32
Q

The Acceptable Macronutrient Range Distribution (AMDR) for lipids per day is which of the following?

10-20%
10-35%
20-35%
10-25%

A

20-35%