WGU: D440 - Health and Wellness Through
Nutritional Science Actual Exam Questions And
Verified Answers 2026.
Which are the preferred reference values for evaluating diets in healthy people? -
ANSWER: Dietary reference intakes
The nurse is helping a group of patients understand changes with aging. At what
age do nutrient requirements change? - ANSWER: 50 years
What is the correct term for the discipline that applies nutrition science to promote
human health and treat disease? - 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? - 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? - 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? - ANSWER: 1500
mg/day
Which is a recommendation from "Choose MyPlate's 10 Tips to a Great Plate -
ANSWER: Make half your grains whole grains.
To sustain life, the nutrients in food must perform which 3 functions in the body? -
ANSWER: Build tissue
Provide energy
Regulate metabolic processes
Nutritional Science Actual Exam Questions And
Verified Answers 2026.
Which are the preferred reference values for evaluating diets in healthy people? -
ANSWER: Dietary reference intakes
The nurse is helping a group of patients understand changes with aging. At what
age do nutrient requirements change? - ANSWER: 50 years
What is the correct term for the discipline that applies nutrition science to promote
human health and treat disease? - 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? - 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? - 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? - ANSWER: 1500
mg/day
Which is a recommendation from "Choose MyPlate's 10 Tips to a Great Plate -
ANSWER: Make half your grains whole grains.
To sustain life, the nutrients in food must perform which 3 functions in the body? -
ANSWER: Build tissue
Provide energy
Regulate metabolic processes
