2025/2026 with Detailed Rationales | 100% Verified |
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SECTION 1: Nutrition & Dietary Patterns (Questions 1–8)
Q1: Which macronutrient provides the most energy per gram when metabolized?
A. Carbohydrate
B. Protein
C. Fat [CORRECT]
D. Fiber
Correct Answer: C
Rationale: Correct because fat provides 9 calories per gram, while carbohydrates and
protein provide 4 calories per gram, making fat the most energy-dense
macronutrient.
Q2: A 45-year-old client is following the Dietary Guidelines for Americans. According
to the 2020-2025 guidelines, what percentage of daily calories should come from
added sugars?
A. Less than 15% of daily calories
B. Less than 10% of daily calories [CORRECT]
C. Less than 25% of daily calories
D. Less than 5% of daily calories
Correct Answer: B
Rationale: Correct because the 2020-2025 Dietary Guidelines for Americans
recommend limiting added sugars to less than 10% of total daily caloric intake to
reduce risk of chronic diseases.
, Q3: Which micronutrient is essential for the synthesis of thyroid hormones and is
commonly deficient in individuals who do not consume iodized salt or seafood?
A. Zinc
B. Selenium
C. Iodine [CORRECT]
D. Iron
Correct Answer: C
Rationale: Correct because iodine is a trace mineral required for thyroid hormone
synthesis; deficiency is common in populations without access to iodized salt or
marine food sources.
Q4: A nurse is conducting a nutritional assessment using the 24-hour dietary recall
method. What is the primary limitation of this assessment tool?
A. It requires laboratory testing
B. It relies on the client's memory and may not reflect typical intake [CORRECT]
C. It can only assess macronutrient intake
D. It requires a trained dietitian to administer
Correct Answer: B
Rationale: Correct because the 24-hour recall depends on accurate client memory
and may not capture typical eating patterns due to day-to-day variability in dietary
intake.
Q5: Which dietary pattern is consistently associated with reduced risk of
cardiovascular disease and is recommended by the American Heart Association?
A. Standard American Diet
B. Mediterranean Diet [CORRECT]
C. Ketogenic Diet
D. Paleo Diet
Correct Answer: B