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Health and Wellness Through Nutritional Science (D440), Western Governors University (WGU), 2025–2026 – HESI Complete Study Guide with Questions, Answers, and Verified Nutritional Science Review

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This document contains a comprehensive HESI study guide for WGU D440 Health and Wellness Through Nutritional Science, featuring practice questions, verified answers, and detailed explanations covering nutrition fundamentals, therapeutic diets, disease-specific nutrition interventions, vitamin and mineral deficiencies, weight management, and health promotion. Topics include diabetes management, cardiovascular health, renal nutrition, gastrointestinal disorders, bariatric surgery, cancer prevention, electrolyte balance, anemia, malnutrition, and specialized dietary modifications. The material is organized in a question-and-answer format to support HESI preparation and reinforce evidence-based nutritional science concepts. It serves as a complete review resource for students preparing for assessments in health and wellness through nutrition.

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WGU D440 HESI Complete Study Guide (Latest 2025/
2026 Update) Health and Wellness Through
Nutritional Science Review | Q & A | Grade A| 100%
Correct (Verified Elaborations)

Know blood tests test nutritional status: ...
BMI and albumin




PT who has issues swallowing (dysphagia) will always be the most at risk for ...

nutrition deficiency.




Which patient would need more water?

(A. Breastfeeding)




know what diet for a pt who lost their dentures would be on

mechanical soft




Athletic patient complains with leg cramps due to low calcium, offer...

broccoli, cheese.




Know nutrient dense foods.

???

,WGU D440 HESI Complete Study Guide (Latest 2025/
2026 Update) Health and Wellness Through
Nutritional Science Review | Q & A | Grade A| 100%
Correct (Verified Elaborations)
Folic acid Is found in ....

yogurt.




1 oz = ? mL
30 ml




1 cup = ? oz

8 oz




BMI Ranges:
18.5-24.9 = normal

25-29.9 = overweight

30 and over = obese

(these values were on test)




Fat = ? per gram

Carbs = ? per gram

Protein = ? per gram

9

4
4

,WGU D440 HESI Complete Study Guide (Latest 2025/
2026 Update) Health and Wellness Through
Nutritional Science Review | Q & A | Grade A| 100%
Correct (Verified Elaborations)


Glomerulonephritis diet: caused by untreated strep (a kidney disease)
Fluid restriction

Sodium restriction (salty meats & processed foods)
Decrease Protein

Increase carbs (Carbs provide energy and stop the breakdown of proteins)




Renal Disease diet

fluid restriction, Low sodium, Low protein, low potassium, high calcium




Urinary Tract infections (UTI) diet:

Cranberries, blueberries, raspberries, and other berries, probiotics (yogurt)

Avoid foods and drinks that cause bladder irritation, such as coffee, tea, soft drinks, and
chocolate, avoid smoking.
Diabetic needs to drink sugar-free cranberry juices




Heart Failure diet

Fluid restriction (spread out fluids during the day & suck on hard candy to decrease thirst)
Decrease sodium, fat, & cholesterol

, WGU D440 HESI Complete Study Guide (Latest 2025/
2026 Update) Health and Wellness Through
Nutritional Science Review | Q & A | Grade A| 100%
Correct (Verified Elaborations)
Heart Health Diet:

Decrease in saturated fats

Increase in Fiber




DASH Diet: aims to lower BP and LDL

Low sodium, low fat, high calcium, high potassium, high fiber

4-6 servings of fruits and veggies*




Celiac Disease diet:

Gluten free diet
No "BROW"

Barley Rye Oats Wheats

Ice cream, malted milk, prepared puddings, grains anything including made from wheat, rye,
oats, or barley, such as breads, rolls, cookies, cakes, crackers, cereal, spaghetti, macaroni
noodles, beer, and ale, oatmeal




Stomatitis diet: Inflammation of the oral mucous lining of the mouth

Soft and easy to eat foods, eat food at room temp., high protein & calorie, avoid alcohol and
spicy foods




Peritonitis diet: inflammation of the lining of stomach

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September 11, 2026
Number of pages
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Written in
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Type
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