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WGU D440 Health and Wellness Through Nutritional Science Objective Assessment (OA) Actual Exam Questions & Verified Answers Updated 2026/2027 | Instant Download | Latest WGU D440 Exam

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Master the WGU D440 Health and Wellness Through Nutritional Science Objective Assessment (OA) with this comprehensive collection of Actual Exam Questions & Verified Answers, fully updated for the 2026/2027 exam objectives. This exam-focused resource features detailed, verified answers covering nutrition science, health promotion, dietary guidelines, metabolism, nutrient functions, clinical nutrition, wellness concepts, and evidence-based nutritional care aligned with the latest WGU curriculum. Comprehensive coverage includes macronutrients, carbohydrates, proteins, fats, micronutrients, vitamins, minerals, water balance, hydration, metabolism, resting energy expenditure (REE), total energy expenditure (TEE), Mifflin-St. Jeor equation, Dietary Reference Intakes (DRIs), Recommended Dietary Allowances (RDA), Adequate Intake (AI), Tolerable Upper Intake Level (UL), Estimated Average Requirement (EAR), MyPlate guidelines, Healthy People 2030, Dietary Guidelines for Americans 2020–2025, food insecurity, nutritional assessment, calorie calculations, weight management, obesity, cardiovascular nutrition, diabetes nutrition, hypertension, sodium recommendations, calcium, vitamin D, vitamin B12, fiber, cholesterol, trans fats, saturated fats, healthy eating patterns, therapeutic diets, nutrition across the lifespan, patient education, health promotion, disease prevention, clinical nutrition, nursing nutrition, evidence-based practice, wellness strategies, nutrition counseling, and exam-focused review. Designed to strengthen nutritional science knowledge, reinforce key clinical concepts, and maximize success on the official WGU D440 Objective Assessment through efficient revision and targeted exam preparation. Instant download for immediate access.

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WGU D440 Health and Wellness Through
Nutritional Science Exam Questions with
Answers Updated 2026/2027


Terms in this set (421)



Nutrient that breaks down to Fats, Proteins, Carbohydrates
yield energy

Household with the highest All household with children
risk for food insecurity

National goal of the Healthy Promoting access to healthier food,
People 2030 initiative under Increasing iron intake, Improving nutrition
Nutrition and Healthy Eating in healthcare settings

, Major theme identified in the Weight control, Healthy choices in diet,
most recent major report in Education about risk factors for disease
the Healthy People series

Nurse's response to a "Let's explore some other dietary
patient who dislikes milk but options."
needs calcium

Type of fat that should be Trans fats, Saturated fats, Hydrogenated
limited in the diet according fats
to Dietary Guidelines for
Americans

Resource available on the Sample menus based on sex and age,
MyPlate website for Easy-to-read fact sheets, Healthy recipes
nursing students

Nutritional element that Vitamins, Minerals, Dietary fiber, Low-fat
may cause fatigue dairy
according to the nurse's
hypothesis

Basis of MyPlate food Recommendations designed to help
guidelines Americans make better food choices

Current patterns of Current trends and habits regarding food
consumption intake.

The 2020-2025 Dietary A set of recommendations for healthy
Guidelines for Americans eating patterns and nutrition.

Dietary references intakes A system of nutrition recommendations
(DRIs) that includes various dietary reference
values.

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