WGU D440 OBJECTIVE ASSESSMENT AND PRACTICE
EXAM NEWEST 2026/ 2027 TEST BANK| D440
NUTRITION OA AND PA EXAM WITH COMPLETE 350
REAL EXAM QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) ALREADY GRADED A+
(BRAND NEW!!)
1. Which nutrient provides the body with the most energy-
dense source of calories per gram?
A) Carbohydrates
B) Protein
C) Fat
D) Alcohol
Answer: C
Rationale: Fat provides 9 kilocalories per gram, making it the
most energy-dense macronutrient. Carbohydrates and protein
1
,each provide 4 kcal/g, while alcohol provides 7 kcal/g but is not
considered a nutrient essential for health.
2. A client following a 2,000-calorie weight maintenance diet
asks how many grams of carbohydrates are recommended
based on the AMDR. What is the correct range?
A) 50-100 grams
B) 130-200 grams
C) 225-325 grams
D) 350-450 grams
Answer: C
Rationale: The Acceptable Macronutrient Distribution Range
(AMDR) for carbohydrates is 45-65% of total calories. For 2,000
calories: 2,000 × 0.45 = 900 calories ÷ 4 = 225 grams; 2,000
× 0.65 = 1,300 calories ÷ 4 = 325 grams .
2
,3. A client with diabetes asks why fiber is important in their
diet. Which response by the nurse is most accurate?
A) "Fiber provides quick energy for physical activity"
B) "Fiber slows glucose absorption and helps stabilize blood
sugar levels"
C) "Fiber breaks down into simple sugars for immediate use"
D) "Fiber is stored in the liver as glycogen for later use"
Answer: B
Rationale: Soluble fiber forms a gel-like substance in the
digestive tract, slowing glucose absorption and helping prevent
blood sugar spikes. This is particularly beneficial for clients with
diabetes .
4. Which of the following is an example of a complete protein
source?
A) Rice
3
, B) Beans
C) Eggs
D) Pasta
Answer: C
Rationale: Complete proteins contain all nine essential amino
acids in adequate amounts. Animal sources (eggs, meat, poultry,
fish, dairy) and soy are complete proteins. Most plant proteins
are incomplete, lacking one or more essential amino acids .
5. A client is confused about "good" versus "bad" cholesterol.
Which lipoprotein is known as "bad cholesterol" because it
contributes to plaque formation in arteries?
A) High-density lipoprotein (HDL)
B) Low-density lipoprotein (LDL)
C) Very-low-density lipoprotein (VLDL)
D) Chylomicrons
4
EXAM NEWEST 2026/ 2027 TEST BANK| D440
NUTRITION OA AND PA EXAM WITH COMPLETE 350
REAL EXAM QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) ALREADY GRADED A+
(BRAND NEW!!)
1. Which nutrient provides the body with the most energy-
dense source of calories per gram?
A) Carbohydrates
B) Protein
C) Fat
D) Alcohol
Answer: C
Rationale: Fat provides 9 kilocalories per gram, making it the
most energy-dense macronutrient. Carbohydrates and protein
1
,each provide 4 kcal/g, while alcohol provides 7 kcal/g but is not
considered a nutrient essential for health.
2. A client following a 2,000-calorie weight maintenance diet
asks how many grams of carbohydrates are recommended
based on the AMDR. What is the correct range?
A) 50-100 grams
B) 130-200 grams
C) 225-325 grams
D) 350-450 grams
Answer: C
Rationale: The Acceptable Macronutrient Distribution Range
(AMDR) for carbohydrates is 45-65% of total calories. For 2,000
calories: 2,000 × 0.45 = 900 calories ÷ 4 = 225 grams; 2,000
× 0.65 = 1,300 calories ÷ 4 = 325 grams .
2
,3. A client with diabetes asks why fiber is important in their
diet. Which response by the nurse is most accurate?
A) "Fiber provides quick energy for physical activity"
B) "Fiber slows glucose absorption and helps stabilize blood
sugar levels"
C) "Fiber breaks down into simple sugars for immediate use"
D) "Fiber is stored in the liver as glycogen for later use"
Answer: B
Rationale: Soluble fiber forms a gel-like substance in the
digestive tract, slowing glucose absorption and helping prevent
blood sugar spikes. This is particularly beneficial for clients with
diabetes .
4. Which of the following is an example of a complete protein
source?
A) Rice
3
, B) Beans
C) Eggs
D) Pasta
Answer: C
Rationale: Complete proteins contain all nine essential amino
acids in adequate amounts. Animal sources (eggs, meat, poultry,
fish, dairy) and soy are complete proteins. Most plant proteins
are incomplete, lacking one or more essential amino acids .
5. A client is confused about "good" versus "bad" cholesterol.
Which lipoprotein is known as "bad cholesterol" because it
contributes to plaque formation in arteries?
A) High-density lipoprotein (HDL)
B) Low-density lipoprotein (LDL)
C) Very-low-density lipoprotein (VLDL)
D) Chylomicrons
4
