Question 1

Carbohydrate loading,a training technique used by some endurance athletes,can help to increase _____________ stores.

Accepted Answer

A) glycogen 
B) amylose 
C) sucrose 
D) lactase 
A) glycogen 
B) amylose 
C) sucrose 
D) lactase A

Question 2

What are the symptoms associated with lactose intolerance? Explain why these symptoms occur.

Accepted Answer

Abdominal distension,flatulence,cramping and diarrhea are the symptoms associated with lactose intolerance.This occurs because there is insufficient lactase to digest the disaccharide,lactose.The undigested lactose is metabolized by bacteria in the gut producing acid and gas,and it draws water into the gut.

Question 3

Which of the following conditions is likely to increase ketone production?

Accepted Answer

A) Untreated diabetes 
B) Starvation 
C) A very low carbohydrate diet 
D) All of these choices are correct. 
A) Untreated diabetes 
B) Starvation 
C) A very low carbohydrate diet 
D) All of these choices are correct. D

Question 4

Fructose is found mostly in:

Accepted Answer

A) dairy products. 
B) grains and cereals. 
C) meat. 
D) fruits and vegetables. 
A) dairy products. 
B) grains and cereals. 
C) meat. 
D) fruits and vegetables.

Question 5

The breakdown of dietary carbohydrates releases _____kcal/g of energy.

Accepted Answer

A) 9 
B) 4 
C) 7 
D) 2 
A) 9 
B) 4 
C) 7 
D) 2

Question 6

Describe in detail the metabolic breakdown of glucose to produce ATP.

Accepted Answer

The first step,glycolysis,is anaerobic a

Question 7

Of the following foods,___________ is the best dietary source of resistant starch.

Accepted Answer

A) apples 
B) chilled,cooked potatoes 
C) whole grain bread 
D) oatmeal 
A) apples 
B) chilled,cooked potatoes 
C) whole grain bread 
D) oatmeal

Question 8

Studies suggest that the incidence of colon cancer may be lowered with high fiber diets.How might this be explained?

Accepted Answer

A) Fiber decreases contact between mucosal cells and colonic contents. 
B) Fiber decreases transit time. 
C) Fiber containing foods are usually high in phytochemicals and antioxidant vitamins. 
D) All of these statements are true. 
A) Fiber decreases contact between mucosal cells and colonic contents. 
B) Fiber decreases transit time. 
C) Fiber containing foods are usually high in phytochemicals and antioxidant vitamins. 
D) All of these statements are true.

Question 9

Carbohydrates provide 60% of the energy in John's diet of 2700 kilocalories.This represents how many grams of carbohydrate?

Accepted Answer

A) 100 
B) 225 
C) 300 
D) 405 
A) 100 
B) 225 
C) 300 
D) 405

Question 10

Aspartame:

Accepted Answer

A) is an artificial sweetener. 
B) consists of two amino acids linked together. 
C) is often found in soft drinks. 
D) All of these choices are correct. 
A) is an artificial sweetener. 
B) consists of two amino acids linked together. 
C) is often found in soft drinks. 
D) All of these choices are correct.

Question 11

Which hormone is most important for glucose uptake by body cells?

Accepted Answer

A) Glucagon 
B) Insulin 
C) Prolactin 
D) Ghrelin 
A) Glucagon 
B) Insulin 
C) Prolactin 
D) Ghrelin

Question 12

The most important determinant for developing lactose intolerance is:

Accepted Answer

A) ethnic background. 
B) gender. 
C) geographic location where a person lives. 
D) whether one is lean or obese. 
A) ethnic background. 
B) gender. 
C) geographic location where a person lives. 
D) whether one is lean or obese.

Question 13

___________ can be a concern for individuals with phenylketonuria.

Accepted Answer

A) Aspartame 
B) Saccharin 
C) Acesulfame K 
D) Neotame 
A) Aspartame 
B) Saccharin 
C) Acesulfame K 
D) Neotame

Question 14

The organ(s)which supplies enzymes required for starch digestion include(s)the:

Accepted Answer

A) stomach. 
B) gallbladder. 
C) pancreas. 
D) All of these choices are correct. 
A) stomach. 
B) gallbladder. 
C) pancreas. 
D) All of these choices are correct.

Question 15

Dietary fiber is categorized by:

Accepted Answer

A) its solubility in water. 
B) its molecular weight. 
C) the ratio of carbon to hydrogen molecules. 
D) the number of branch points. 
A) its solubility in water. 
B) its molecular weight. 
C) the ratio of carbon to hydrogen molecules. 
D) the number of branch points.

Question 16

Which food would NOT be recommended as a source of calcium to someone who is lactose intolerant?

Accepted Answer

A) Soy milk 
B) Tofu 
C) Fortified orange juice 
D) Ice cream 
A) Soy milk 
B) Tofu 
C) Fortified orange juice 
D) Ice cream

Question 17

In which individual would you expect the highest muscle glycogen content?

Accepted Answer

A) A person on a high protein weight loss diet 
B) A person who eats a balanced diet of protein,carbohydrate and fat 
C) A sedentary person 
D) A trained athlete consuming 65-70% of kcals as carbohydrate 
A) A person on a high protein weight loss diet 
B) A person who eats a balanced diet of protein,carbohydrate and fat 
C) A sedentary person 
D) A trained athlete consuming 65-70% of kcals as carbohydrate

Question 18

The daily value for dietary fiber is 25 grams in a 2000 kilocalorie diet.A slice of whole-wheat bread is 8% of the daily value.The slice of whole-wheat bread contains how much fiber?

Accepted Answer

A) 2 grams 
B) 4 grams 
C) 8 grams 
D) 16 grams 
A) 2 grams 
B) 4 grams 
C) 8 grams 
D) 16 grams

Question 19

Aerobic metabolism occurs in:

Accepted Answer

A) the cytoplasm of a cell. 
B) the mitochondria of a cell. 
C) the nucleus of a cell. 
D) None of these choices is correct. 
A) the cytoplasm of a cell. 
B) the mitochondria of a cell. 
C) the nucleus of a cell. 
D) None of these choices is correct.

Question 20

What would be the most efficient treatment for a diabetic experiencing low blood sugar levels?

Accepted Answer

Consume a source of quickly ab

Exam 4: Carbohydrates: Sugars, Starches, and Fibre

Carbohydrate loading,a training technique used by some endurance athletes,can help to increase _____________ stores.

What are the symptoms associated with lactose intolerance? Explain why these symptoms occur.

Which of the following conditions is likely to increase ketone production?

Fructose is found mostly in:

The breakdown of dietary carbohydrates releases _____kcal/g of energy.

Describe in detail the metabolic breakdown of glucose to produce ATP.

Of the following foods,___________ is the best dietary source of resistant starch.

Studies suggest that the incidence of colon cancer may be lowered with high fiber diets.How might this be explained?

Carbohydrates provide 60% of the energy in John's diet of 2700 kilocalories.This represents how many grams of carbohydrate?

Aspartame:

Which hormone is most important for glucose uptake by body cells?

The most important determinant for developing lactose intolerance is:

___________ can be a concern for individuals with phenylketonuria.

The organ(s)which supplies enzymes required for starch digestion include(s)the:

Dietary fiber is categorized by:

Which food would NOT be recommended as a source of calcium to someone who is lactose intolerant?

In which individual would you expect the highest muscle glycogen content?

The daily value for dietary fiber is 25 grams in a 2000 kilocalorie diet.A slice of whole-wheat bread is 8% of the daily value.The slice of whole-wheat bread contains how much fiber?

Aerobic metabolism occurs in:

What would be the most efficient treatment for a diabetic experiencing low blood sugar levels?

Nutrition: Food for Health

Digestion, Absorption, and Metabolism

Lipids

Proteins and Amino Acids

Energy Balance and Weight Management

The Water-Soluble Vitamins

The Fat-Soluble Vitamins

Water and the Electrolytes

Major Minerals and Bone Health

The Trace Elements

Nutrition and Physical Activity

Nutrition During Pregnancy and Lactation

Nutrition From Infancy to Adolescence

Nutrition and Aging: the Adult Years

Food Safety

World Hunger and Malnutrition

Focus On Alcohol

Focus on Biotechnology

Focus On Eating Disorders

Focus On Phytochemicals

Focus on Supplements

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