,Test Bank for The Dental Hygienist's Guide to Nutritional Care, 6th Edition
Authors: Lisa F. Mallonee, Linda Boyd, Cynthia A. Stegeman
Chapter 1: Overview of Healthy Eating Habits
Multiple-Choice Questions (60 Questions)
1. Which organization issues the Dietary Guidelines for Americans?
A) FDA
B) USDA and HHS
C) CDC
D) WHO
Correct Answer: B
Rationale: The Dietary Guidelines for Americans are jointly issued by the U.S. Department of Agriculture
(USDA) and the U.S. Department of Health and Human Services (HHS) every five years.
2. What is the primary purpose of Healthy People 2030?
A) To reduce healthcare costs
B) To establish national health objectives
C) To regulate food safety
D) To promote dental products
Correct Answer: B
Rationale: Healthy People 2030 establishes national objectives for improving the health of all Americans,
including oral health goals.
3. Which nutrient provides the most concentrated source of energy?
A) Carbohydrates
B) Proteins
C) Fats
D) Vitamins
Correct Answer: C
Rationale: Fats provide 9 kcal per gram, compared to 4 kcal per gram for carbohydrates and proteins.
4. What is the Acceptable Macronutrient Distribution Range (AMDR) for carbohydrates? A)
10-35%
B) 20-35%
C) 45-65%
D) 50-70%
Correct Answer: C
Rationale: The AMDR for carbohydrates is 45-65% of total daily calories.
,5. Which of the following is a fat-soluble vitamin?
A) Vitamin C
B) Vitamin B12
C) Vitamin D
D) Folate
Correct Answer: C
Rationale: Vitamins A, D, E, and K are fat-soluble vitamins stored in body tissues.
6. What does the Estimated Average Requirement (EAR) represent?
A) The nutrient level for all individuals
B) The nutrient level meeting the needs of half of healthy individuals in a group
C) The maximum safe nutrient level
D) The minimum toxic nutrient level
Correct Answer: B
Rationale: The EAR meets the needs of 50% of healthy individuals in a specific age and gender group .
7. Which nutrient reference value is used when insufficient data exist to establish an EAR? A)
RDA
B) AI
C) UL
D) EER
Correct Answer: B
Rationale: Adequate Intake (AI) is established when there is insufficient scientific evidence to determine
an EAR .
8. What is the Tolerable Upper Intake Level (UL)?
A) The recommended daily intake
B) The maximum daily intake unlikely to cause adverse health effects
C) The minimum required intake
D) The average intake of a population
Correct Answer: B
Rationale: The UL is the highest level of daily nutrient intake that is likely to pose no risk of adverse
health effects.
9. What is the main function of carbohydrates in the body?
A) Building muscle tissue
B) Providing energy
C) Regulating body temperature
, D) Storing genetic information
Correct Answer: B
Rationale: Carbohydrates are the body's primary and most efficient source of energy.
10. Which food group provides the most fiber?
A) Dairy products
B) Meat and poultry
C) Fruits and vegetables
D) Oils and fats
Correct Answer: C
Rationale: Fruits, vegetables, and whole grains are rich sources of dietary fiber.
11. What is the primary role of protein in the body?
A) Energy storage
B) Building and repairing tissues
C) Insulating organs
D) Transporting oxygen
Correct Answer: B
Rationale: Proteins are essential for growth, repair, and maintenance of body tissues.
12. Which type of dietary fat is considered most heart-healthy?
A) Saturated fat
B) Trans fat
C) Monounsaturated fat
D) Hydrogenated fat
Correct Answer: C
Rationale: Monounsaturated fats, found in olive oil and avocados, reduce inflammation and support
cardiovascular health .
13. What does the term "nutrient density" refer to?
A) The number of calories per gram
B) The ratio of nutrients to calories in a food
C) The weight of a food serving
D) The cost of a food item
Correct Answer: B
Rationale: Nutrient-dense foods provide high amounts of vitamins and minerals relative to their calorie
content.
14. Which vitamin is critical for calcium absorption and bone health?
Authors: Lisa F. Mallonee, Linda Boyd, Cynthia A. Stegeman
Chapter 1: Overview of Healthy Eating Habits
Multiple-Choice Questions (60 Questions)
1. Which organization issues the Dietary Guidelines for Americans?
A) FDA
B) USDA and HHS
C) CDC
D) WHO
Correct Answer: B
Rationale: The Dietary Guidelines for Americans are jointly issued by the U.S. Department of Agriculture
(USDA) and the U.S. Department of Health and Human Services (HHS) every five years.
2. What is the primary purpose of Healthy People 2030?
A) To reduce healthcare costs
B) To establish national health objectives
C) To regulate food safety
D) To promote dental products
Correct Answer: B
Rationale: Healthy People 2030 establishes national objectives for improving the health of all Americans,
including oral health goals.
3. Which nutrient provides the most concentrated source of energy?
A) Carbohydrates
B) Proteins
C) Fats
D) Vitamins
Correct Answer: C
Rationale: Fats provide 9 kcal per gram, compared to 4 kcal per gram for carbohydrates and proteins.
4. What is the Acceptable Macronutrient Distribution Range (AMDR) for carbohydrates? A)
10-35%
B) 20-35%
C) 45-65%
D) 50-70%
Correct Answer: C
Rationale: The AMDR for carbohydrates is 45-65% of total daily calories.
,5. Which of the following is a fat-soluble vitamin?
A) Vitamin C
B) Vitamin B12
C) Vitamin D
D) Folate
Correct Answer: C
Rationale: Vitamins A, D, E, and K are fat-soluble vitamins stored in body tissues.
6. What does the Estimated Average Requirement (EAR) represent?
A) The nutrient level for all individuals
B) The nutrient level meeting the needs of half of healthy individuals in a group
C) The maximum safe nutrient level
D) The minimum toxic nutrient level
Correct Answer: B
Rationale: The EAR meets the needs of 50% of healthy individuals in a specific age and gender group .
7. Which nutrient reference value is used when insufficient data exist to establish an EAR? A)
RDA
B) AI
C) UL
D) EER
Correct Answer: B
Rationale: Adequate Intake (AI) is established when there is insufficient scientific evidence to determine
an EAR .
8. What is the Tolerable Upper Intake Level (UL)?
A) The recommended daily intake
B) The maximum daily intake unlikely to cause adverse health effects
C) The minimum required intake
D) The average intake of a population
Correct Answer: B
Rationale: The UL is the highest level of daily nutrient intake that is likely to pose no risk of adverse
health effects.
9. What is the main function of carbohydrates in the body?
A) Building muscle tissue
B) Providing energy
C) Regulating body temperature
, D) Storing genetic information
Correct Answer: B
Rationale: Carbohydrates are the body's primary and most efficient source of energy.
10. Which food group provides the most fiber?
A) Dairy products
B) Meat and poultry
C) Fruits and vegetables
D) Oils and fats
Correct Answer: C
Rationale: Fruits, vegetables, and whole grains are rich sources of dietary fiber.
11. What is the primary role of protein in the body?
A) Energy storage
B) Building and repairing tissues
C) Insulating organs
D) Transporting oxygen
Correct Answer: B
Rationale: Proteins are essential for growth, repair, and maintenance of body tissues.
12. Which type of dietary fat is considered most heart-healthy?
A) Saturated fat
B) Trans fat
C) Monounsaturated fat
D) Hydrogenated fat
Correct Answer: C
Rationale: Monounsaturated fats, found in olive oil and avocados, reduce inflammation and support
cardiovascular health .
13. What does the term "nutrient density" refer to?
A) The number of calories per gram
B) The ratio of nutrients to calories in a food
C) The weight of a food serving
D) The cost of a food item
Correct Answer: B
Rationale: Nutrient-dense foods provide high amounts of vitamins and minerals relative to their calorie
content.
14. Which vitamin is critical for calcium absorption and bone health?
