WGU: D440 - Health and Wellness Through
Nutritional Science questions and answers 2025\2026
A+ Grade
Which are the preferred reference values for evaluating diets in healthy people?
- correct answer Dietary reference intakes
The nurse is helping a group of patients understand changes with aging. At what age do nutrient
requirements change?
- correct answer 50 years
What is the correct term for the discipline that applies nutrition science to promote human health and
treat disease?
- correct answer Dietetics
An older woman is asking which special nutrient she should consume as she ages. Which nutrient or
food is important to include in her menu plan?
- correct answer Foods fortified with vitamin B12
The nurse is updating teaching material to match the 2010 dietary reference intakes (DRIs). Which
nutrient DRIs were increased to promote bone health?
- correct answer Calcium and vitamin D
An older patient with heart failure is reviewing menu options and wants to reduce sodium intake. What
is the recommended daily sodium intake?
- correct answer 1500 mg/day
Which is a recommendation from "Choose MyPlate's 10 Tips to a Great Plate
- correct answer Make half your grains whole grains.
To sustain life, the nutrients in food must perform which 3 functions in the body?
- correct answer Build tissue
Nutritional Science questions and answers 2025\2026
A+ Grade
Which are the preferred reference values for evaluating diets in healthy people?
- correct answer Dietary reference intakes
The nurse is helping a group of patients understand changes with aging. At what age do nutrient
requirements change?
- correct answer 50 years
What is the correct term for the discipline that applies nutrition science to promote human health and
treat disease?
- correct answer Dietetics
An older woman is asking which special nutrient she should consume as she ages. Which nutrient or
food is important to include in her menu plan?
- correct answer Foods fortified with vitamin B12
The nurse is updating teaching material to match the 2010 dietary reference intakes (DRIs). Which
nutrient DRIs were increased to promote bone health?
- correct answer Calcium and vitamin D
An older patient with heart failure is reviewing menu options and wants to reduce sodium intake. What
is the recommended daily sodium intake?
- correct answer 1500 mg/day
Which is a recommendation from "Choose MyPlate's 10 Tips to a Great Plate
- correct answer Make half your grains whole grains.
To sustain life, the nutrients in food must perform which 3 functions in the body?
- correct answer Build tissue
