Health and Wellness Through Nutritional Science - D440
WGU Questions and Answers 2026
Nutrition - Correct Answers The intake of food, considered in relation to the body's dietary
needs
Nutrition Science - Correct Answers The study of the effects of food components on the
metabolism, health, performance, and disease resistance of human beings and animals
Dietetics - Correct Answers The use of evidence-based practices in the area of food and
nutrition to improve and maintain good health
Registered Dietitian Nutritionist (RDN) - Correct Answers Food and nutrition expert who has met
specific academic and training criteria to earn the nationally accredited RDN license
Health - Correct Answers A state of complete physical, mental, and social well-being and not
merely the absence of disease or infirmity
Wellness - Correct Answers Full potential development for all people within their environments.
Balance between activities and goals (e.g., play and work)
Health Promotion - Correct Answers The process of enabling people to increase control over
and improve their health
,Essential Nutrients - Correct Answers Nutrients that the body cannot synthesize on its own—or
not in an adequate amount—and must be provided by the diet. They are necessary for the body
to function properly.
What are the SIX Essential Nutrients? - Correct Answers 1) Carbohydrates
2) Protein
3) Fat
4) Vitamins
5) Minerals
6) Water
Nonessential Nutrients - Correct Answers Nutrients that are made naturally in the body. They
can also be absorbed through certain foods. Even though they are referred to as nonessential,
they are still important in maintaining health.
Name 2 examples of Nonessential Nutrients - Correct Answers 1) Nonessential Amino Acids
2) Cholesterol
Energy-yielding Nutrients
aka: ?? - Correct Answers Nutrients that provide the body with energy that is measured in
calories.
aka: Macronutrients; because they are required by the body in large quantities relative to
micronutrient requirements (e.g., vitamins and minerals).
Name 3 examples of Energy-yielding Nutrients - Correct Answers 1) Carbohydrates 2) Fats
3) Proteins
, Nutrient Density - Correct Answers Refers to how many nutrients are present in a food, given
the number of calories it contains. It is a simple way to connect nutrients with calories.
Name examples of Nutrient-rich (or nutrient-dense) foods - Correct Answers Vegetables, fruits,
whole grains, seafood, eggs, beans and peas, unsalted nuts and seeds, fat-free and low-fat dairy
products, and lean meats and poultry.
Name examples of foods that are NOT nutrient dense
What are "empty calories"? - Correct Answers Cookies, soda, French fries, and processed meats.
Some of these foods may contain important nutrients, but the overall quantity of nutrients per
calorie is low.
Empty Calories are foods that provide calories but no nutrients (e.g soda)
Signs of good nutrition include:
(hint: there are 3 listed) - Correct Answers 1) Smooth skin
2) Clear and bright eyes
3) Resistance to infection
Personal Wellness - Correct Answers A positive dynamic state that motivates a person to seek a
higher level of functioning, includes all aspects of a person's life.
Wellness is supported by balanced nutrition
Nutritional Status - Correct Answers Measures and describes how well nutrient needs are being
met.
WGU Questions and Answers 2026
Nutrition - Correct Answers The intake of food, considered in relation to the body's dietary
needs
Nutrition Science - Correct Answers The study of the effects of food components on the
metabolism, health, performance, and disease resistance of human beings and animals
Dietetics - Correct Answers The use of evidence-based practices in the area of food and
nutrition to improve and maintain good health
Registered Dietitian Nutritionist (RDN) - Correct Answers Food and nutrition expert who has met
specific academic and training criteria to earn the nationally accredited RDN license
Health - Correct Answers A state of complete physical, mental, and social well-being and not
merely the absence of disease or infirmity
Wellness - Correct Answers Full potential development for all people within their environments.
Balance between activities and goals (e.g., play and work)
Health Promotion - Correct Answers The process of enabling people to increase control over
and improve their health
,Essential Nutrients - Correct Answers Nutrients that the body cannot synthesize on its own—or
not in an adequate amount—and must be provided by the diet. They are necessary for the body
to function properly.
What are the SIX Essential Nutrients? - Correct Answers 1) Carbohydrates
2) Protein
3) Fat
4) Vitamins
5) Minerals
6) Water
Nonessential Nutrients - Correct Answers Nutrients that are made naturally in the body. They
can also be absorbed through certain foods. Even though they are referred to as nonessential,
they are still important in maintaining health.
Name 2 examples of Nonessential Nutrients - Correct Answers 1) Nonessential Amino Acids
2) Cholesterol
Energy-yielding Nutrients
aka: ?? - Correct Answers Nutrients that provide the body with energy that is measured in
calories.
aka: Macronutrients; because they are required by the body in large quantities relative to
micronutrient requirements (e.g., vitamins and minerals).
Name 3 examples of Energy-yielding Nutrients - Correct Answers 1) Carbohydrates 2) Fats
3) Proteins
, Nutrient Density - Correct Answers Refers to how many nutrients are present in a food, given
the number of calories it contains. It is a simple way to connect nutrients with calories.
Name examples of Nutrient-rich (or nutrient-dense) foods - Correct Answers Vegetables, fruits,
whole grains, seafood, eggs, beans and peas, unsalted nuts and seeds, fat-free and low-fat dairy
products, and lean meats and poultry.
Name examples of foods that are NOT nutrient dense
What are "empty calories"? - Correct Answers Cookies, soda, French fries, and processed meats.
Some of these foods may contain important nutrients, but the overall quantity of nutrients per
calorie is low.
Empty Calories are foods that provide calories but no nutrients (e.g soda)
Signs of good nutrition include:
(hint: there are 3 listed) - Correct Answers 1) Smooth skin
2) Clear and bright eyes
3) Resistance to infection
Personal Wellness - Correct Answers A positive dynamic state that motivates a person to seek a
higher level of functioning, includes all aspects of a person's life.
Wellness is supported by balanced nutrition
Nutritional Status - Correct Answers Measures and describes how well nutrient needs are being
met.
