ATI RN NUTRITION PRACTICE EXAM
400 Original Questions • NGN-Informed Clinical Judgment • Answers & Rationales
2026–2027 Study Edition
Section Topic Questions
1 Nutrition Fundamentals & Assessment 1–50
2 MNT for Cardiovascular Disorders 51–100
3 MNT for Gastrointestinal Disorders 101–150
4 MNT for Endocrine Disorders 151–200
5 MNT for Renal & Urinary Disorders 201–250
6 Nutrition Across the Lifespan 251–300
7 Parenteral & Enteral Nutrition 301–350
8 NGN Clinical Nutrition Integration 351–400
Document focus: nutrition assessment, medical nutrition therapy, lifespan nutrition, enteral/parenteral nutrition, and NGN-style clinical
judgment. Questions are written as original practice material and include marked answers with concise rationales.
ATI RN Nutrition Practice Exam • 400 Questions • Answers & Rationales Page 1
, SECTION 1: NUTRITION FUNDAMENTALS & ASSESSMENT
Questions emphasize application, prioritization, patient teaching, and clinical reasoning. Select the single best answer unless the item
wording indicates otherwise.
Q1. Which statement by the nurse best demonstrates correct understanding of Carbohydrates?
A. carbohydrates are stored as the primary long-term energy reserve
B. provide 4 kcal/g and are a major energy source, especially for brain and red blood cells
C. fats provide 9 kcal/g
D. proteins provide 9 kcal/g
Correct Answer: B
Rationale: Provide 4 kcal/g and are a major energy source, especially for brain and red blood cells. This supports safe,
evidence-based nutrition care and patient teaching.
Q2. A nurse is reinforcing teaching about Carbohydrates. Which client statement demonstrates correct
understanding?
A. proteins provide 9 kcal/g
B. carbohydrates are stored as the primary long-term energy reserve
C. provide 4 kcal/g and are a major energy source, especially for brain and red blood cells
D. fats provide 9 kcal/g
Correct Answer: C
Rationale: Provide 4 kcal/g and are a major energy source, especially for brain and red blood cells. This supports safe,
evidence-based nutrition care and patient teaching.
Q3. A client asks the nurse about Carbohydrates. Which response is most accurate?
A. fats provide 9 kcal/g
B. proteins provide 9 kcal/g
C. carbohydrates are stored as the primary long-term energy reserve
D. provide 4 kcal/g and are a major energy source, especially for brain and red blood cells
Correct Answer: D
Rationale: Provide 4 kcal/g and are a major energy source, especially for brain and red blood cells. This supports safe,
evidence-based nutrition care and patient teaching.
Q4. Which finding or intervention is most consistent with safe nursing care related to Carbohydrates?
A. provide 4 kcal/g and are a major energy source, especially for brain and red blood cells
B. fats provide 9 kcal/g
C. proteins provide 9 kcal/g
D. carbohydrates are stored as the primary long-term energy reserve
Correct Answer: A
Rationale: Provide 4 kcal/g and are a major energy source, especially for brain and red blood cells. This supports safe,
evidence-based nutrition care and patient teaching.
Q5. A nurse is reviewing a nutrition plan involving Carbohydrates. Which statement should the nurse identify as
correct?
A. carbohydrates are stored as the primary long-term energy reserve
B. provide 4 kcal/g and are a major energy source, especially for brain and red blood cells
C. fats provide 9 kcal/g
D. proteins provide 9 kcal/g
Correct Answer: B
Rationale: Provide 4 kcal/g and are a major energy source, especially for brain and red blood cells. This supports safe,
evidence-based nutrition care and patient teaching.
ATI RN Nutrition Practice Exam • 400 Questions • Answers & Rationales Page 2
, Q6. Which statement by the nurse best demonstrates correct understanding of Protein quality?
A. protein needs are unrelated to illness or healing
B. combining legumes with grains can provide complementary essential amino acids
C. all plant foods contain all essential amino acids in equal amounts
D. animal protein is required to make a complete protein
Correct Answer: B
Rationale: Combining legumes with grains can provide complementary essential amino acids. This supports safe, evidence-based
nutrition care and patient teaching.
Q7. A nurse is reinforcing teaching about Protein quality. Which client statement demonstrates correct
understanding?
A. animal protein is required to make a complete protein
B. protein needs are unrelated to illness or healing
C. combining legumes with grains can provide complementary essential amino acids
D. all plant foods contain all essential amino acids in equal amounts
Correct Answer: C
Rationale: Combining legumes with grains can provide complementary essential amino acids. This supports safe, evidence-based
nutrition care and patient teaching.
Q8. A client asks the nurse about Protein quality. Which response is most accurate?
A. all plant foods contain all essential amino acids in equal amounts
B. animal protein is required to make a complete protein
C. protein needs are unrelated to illness or healing
D. combining legumes with grains can provide complementary essential amino acids
Correct Answer: D
Rationale: Combining legumes with grains can provide complementary essential amino acids. This supports safe, evidence-based
nutrition care and patient teaching.
Q9. Which finding or intervention is most consistent with safe nursing care related to Protein quality?
A. combining legumes with grains can provide complementary essential amino acids
B. all plant foods contain all essential amino acids in equal amounts
C. animal protein is required to make a complete protein
D. protein needs are unrelated to illness or healing
Correct Answer: A
Rationale: Combining legumes with grains can provide complementary essential amino acids. This supports safe, evidence-based
nutrition care and patient teaching.
Q10. A nurse is reviewing a nutrition plan involving Protein quality. Which statement should the nurse identify as
correct?
A. protein needs are unrelated to illness or healing
B. combining legumes with grains can provide complementary essential amino acids
C. all plant foods contain all essential amino acids in equal amounts
D. animal protein is required to make a complete protein
Correct Answer: B
Rationale: Combining legumes with grains can provide complementary essential amino acids. This supports safe, evidence-based
nutrition care and patient teaching.
ATI RN Nutrition Practice Exam • 400 Questions • Answers & Rationales Page 3
, Q11. Which statement by the nurse best demonstrates correct understanding of Fat-soluble vitamins?
A. fat-soluble vitamins are rapidly excreted in urine
B. vitamins A, D, E, and K are absorbed with dietary fat and can accumulate
C. vitamin C is stored extensively in adipose tissue
D. all water-soluble vitamins require bile for absorption
Correct Answer: B
Rationale: Vitamins a, d, e, and k are absorbed with dietary fat and can accumulate. This supports safe, evidence-based nutrition care
and patient teaching.
Q12. A nurse is reinforcing teaching about Fat-soluble vitamins. Which client statement demonstrates correct
understanding?
A. all water-soluble vitamins require bile for absorption
B. fat-soluble vitamins are rapidly excreted in urine
C. vitamins A, D, E, and K are absorbed with dietary fat and can accumulate
D. vitamin C is stored extensively in adipose tissue
Correct Answer: C
Rationale: Vitamins a, d, e, and k are absorbed with dietary fat and can accumulate. This supports safe, evidence-based nutrition care
and patient teaching.
Q13. A client asks the nurse about Fat-soluble vitamins. Which response is most accurate?
A. vitamin C is stored extensively in adipose tissue
B. all water-soluble vitamins require bile for absorption
C. fat-soluble vitamins are rapidly excreted in urine
D. vitamins A, D, E, and K are absorbed with dietary fat and can accumulate
Correct Answer: D
Rationale: Vitamins a, d, e, and k are absorbed with dietary fat and can accumulate. This supports safe, evidence-based nutrition care
and patient teaching.
Q14. Which finding or intervention is most consistent with safe nursing care related to Fat-soluble vitamins?
A. vitamins A, D, E, and K are absorbed with dietary fat and can accumulate
B. vitamin C is stored extensively in adipose tissue
C. all water-soluble vitamins require bile for absorption
D. fat-soluble vitamins are rapidly excreted in urine
Correct Answer: A
Rationale: Vitamins a, d, e, and k are absorbed with dietary fat and can accumulate. This supports safe, evidence-based nutrition care
and patient teaching.
Q15. A nurse is reviewing a nutrition plan involving Fat-soluble vitamins. Which statement should the nurse
identify as correct?
A. fat-soluble vitamins are rapidly excreted in urine
B. vitamins A, D, E, and K are absorbed with dietary fat and can accumulate
C. vitamin C is stored extensively in adipose tissue
D. all water-soluble vitamins require bile for absorption
Correct Answer: B
Rationale: Vitamins a, d, e, and k are absorbed with dietary fat and can accumulate. This supports safe, evidence-based nutrition care
and patient teaching.
ATI RN Nutrition Practice Exam • 400 Questions • Answers & Rationales Page 4
400 Original Questions • NGN-Informed Clinical Judgment • Answers & Rationales
2026–2027 Study Edition
Section Topic Questions
1 Nutrition Fundamentals & Assessment 1–50
2 MNT for Cardiovascular Disorders 51–100
3 MNT for Gastrointestinal Disorders 101–150
4 MNT for Endocrine Disorders 151–200
5 MNT for Renal & Urinary Disorders 201–250
6 Nutrition Across the Lifespan 251–300
7 Parenteral & Enteral Nutrition 301–350
8 NGN Clinical Nutrition Integration 351–400
Document focus: nutrition assessment, medical nutrition therapy, lifespan nutrition, enteral/parenteral nutrition, and NGN-style clinical
judgment. Questions are written as original practice material and include marked answers with concise rationales.
ATI RN Nutrition Practice Exam • 400 Questions • Answers & Rationales Page 1
, SECTION 1: NUTRITION FUNDAMENTALS & ASSESSMENT
Questions emphasize application, prioritization, patient teaching, and clinical reasoning. Select the single best answer unless the item
wording indicates otherwise.
Q1. Which statement by the nurse best demonstrates correct understanding of Carbohydrates?
A. carbohydrates are stored as the primary long-term energy reserve
B. provide 4 kcal/g and are a major energy source, especially for brain and red blood cells
C. fats provide 9 kcal/g
D. proteins provide 9 kcal/g
Correct Answer: B
Rationale: Provide 4 kcal/g and are a major energy source, especially for brain and red blood cells. This supports safe,
evidence-based nutrition care and patient teaching.
Q2. A nurse is reinforcing teaching about Carbohydrates. Which client statement demonstrates correct
understanding?
A. proteins provide 9 kcal/g
B. carbohydrates are stored as the primary long-term energy reserve
C. provide 4 kcal/g and are a major energy source, especially for brain and red blood cells
D. fats provide 9 kcal/g
Correct Answer: C
Rationale: Provide 4 kcal/g and are a major energy source, especially for brain and red blood cells. This supports safe,
evidence-based nutrition care and patient teaching.
Q3. A client asks the nurse about Carbohydrates. Which response is most accurate?
A. fats provide 9 kcal/g
B. proteins provide 9 kcal/g
C. carbohydrates are stored as the primary long-term energy reserve
D. provide 4 kcal/g and are a major energy source, especially for brain and red blood cells
Correct Answer: D
Rationale: Provide 4 kcal/g and are a major energy source, especially for brain and red blood cells. This supports safe,
evidence-based nutrition care and patient teaching.
Q4. Which finding or intervention is most consistent with safe nursing care related to Carbohydrates?
A. provide 4 kcal/g and are a major energy source, especially for brain and red blood cells
B. fats provide 9 kcal/g
C. proteins provide 9 kcal/g
D. carbohydrates are stored as the primary long-term energy reserve
Correct Answer: A
Rationale: Provide 4 kcal/g and are a major energy source, especially for brain and red blood cells. This supports safe,
evidence-based nutrition care and patient teaching.
Q5. A nurse is reviewing a nutrition plan involving Carbohydrates. Which statement should the nurse identify as
correct?
A. carbohydrates are stored as the primary long-term energy reserve
B. provide 4 kcal/g and are a major energy source, especially for brain and red blood cells
C. fats provide 9 kcal/g
D. proteins provide 9 kcal/g
Correct Answer: B
Rationale: Provide 4 kcal/g and are a major energy source, especially for brain and red blood cells. This supports safe,
evidence-based nutrition care and patient teaching.
ATI RN Nutrition Practice Exam • 400 Questions • Answers & Rationales Page 2
, Q6. Which statement by the nurse best demonstrates correct understanding of Protein quality?
A. protein needs are unrelated to illness or healing
B. combining legumes with grains can provide complementary essential amino acids
C. all plant foods contain all essential amino acids in equal amounts
D. animal protein is required to make a complete protein
Correct Answer: B
Rationale: Combining legumes with grains can provide complementary essential amino acids. This supports safe, evidence-based
nutrition care and patient teaching.
Q7. A nurse is reinforcing teaching about Protein quality. Which client statement demonstrates correct
understanding?
A. animal protein is required to make a complete protein
B. protein needs are unrelated to illness or healing
C. combining legumes with grains can provide complementary essential amino acids
D. all plant foods contain all essential amino acids in equal amounts
Correct Answer: C
Rationale: Combining legumes with grains can provide complementary essential amino acids. This supports safe, evidence-based
nutrition care and patient teaching.
Q8. A client asks the nurse about Protein quality. Which response is most accurate?
A. all plant foods contain all essential amino acids in equal amounts
B. animal protein is required to make a complete protein
C. protein needs are unrelated to illness or healing
D. combining legumes with grains can provide complementary essential amino acids
Correct Answer: D
Rationale: Combining legumes with grains can provide complementary essential amino acids. This supports safe, evidence-based
nutrition care and patient teaching.
Q9. Which finding or intervention is most consistent with safe nursing care related to Protein quality?
A. combining legumes with grains can provide complementary essential amino acids
B. all plant foods contain all essential amino acids in equal amounts
C. animal protein is required to make a complete protein
D. protein needs are unrelated to illness or healing
Correct Answer: A
Rationale: Combining legumes with grains can provide complementary essential amino acids. This supports safe, evidence-based
nutrition care and patient teaching.
Q10. A nurse is reviewing a nutrition plan involving Protein quality. Which statement should the nurse identify as
correct?
A. protein needs are unrelated to illness or healing
B. combining legumes with grains can provide complementary essential amino acids
C. all plant foods contain all essential amino acids in equal amounts
D. animal protein is required to make a complete protein
Correct Answer: B
Rationale: Combining legumes with grains can provide complementary essential amino acids. This supports safe, evidence-based
nutrition care and patient teaching.
ATI RN Nutrition Practice Exam • 400 Questions • Answers & Rationales Page 3
, Q11. Which statement by the nurse best demonstrates correct understanding of Fat-soluble vitamins?
A. fat-soluble vitamins are rapidly excreted in urine
B. vitamins A, D, E, and K are absorbed with dietary fat and can accumulate
C. vitamin C is stored extensively in adipose tissue
D. all water-soluble vitamins require bile for absorption
Correct Answer: B
Rationale: Vitamins a, d, e, and k are absorbed with dietary fat and can accumulate. This supports safe, evidence-based nutrition care
and patient teaching.
Q12. A nurse is reinforcing teaching about Fat-soluble vitamins. Which client statement demonstrates correct
understanding?
A. all water-soluble vitamins require bile for absorption
B. fat-soluble vitamins are rapidly excreted in urine
C. vitamins A, D, E, and K are absorbed with dietary fat and can accumulate
D. vitamin C is stored extensively in adipose tissue
Correct Answer: C
Rationale: Vitamins a, d, e, and k are absorbed with dietary fat and can accumulate. This supports safe, evidence-based nutrition care
and patient teaching.
Q13. A client asks the nurse about Fat-soluble vitamins. Which response is most accurate?
A. vitamin C is stored extensively in adipose tissue
B. all water-soluble vitamins require bile for absorption
C. fat-soluble vitamins are rapidly excreted in urine
D. vitamins A, D, E, and K are absorbed with dietary fat and can accumulate
Correct Answer: D
Rationale: Vitamins a, d, e, and k are absorbed with dietary fat and can accumulate. This supports safe, evidence-based nutrition care
and patient teaching.
Q14. Which finding or intervention is most consistent with safe nursing care related to Fat-soluble vitamins?
A. vitamins A, D, E, and K are absorbed with dietary fat and can accumulate
B. vitamin C is stored extensively in adipose tissue
C. all water-soluble vitamins require bile for absorption
D. fat-soluble vitamins are rapidly excreted in urine
Correct Answer: A
Rationale: Vitamins a, d, e, and k are absorbed with dietary fat and can accumulate. This supports safe, evidence-based nutrition care
and patient teaching.
Q15. A nurse is reviewing a nutrition plan involving Fat-soluble vitamins. Which statement should the nurse
identify as correct?
A. fat-soluble vitamins are rapidly excreted in urine
B. vitamins A, D, E, and K are absorbed with dietary fat and can accumulate
C. vitamin C is stored extensively in adipose tissue
D. all water-soluble vitamins require bile for absorption
Correct Answer: B
Rationale: Vitamins a, d, e, and k are absorbed with dietary fat and can accumulate. This supports safe, evidence-based nutrition care
and patient teaching.
ATI RN Nutrition Practice Exam • 400 Questions • Answers & Rationales Page 4
