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NR 228 FINAL EXAM/NR 228 FINAL EXAM
PREPARATION/NR 228 FINAL EXAM PRACTICE REAL
EXAM 150 QUESTIONS AND CORRECT ANSWERS|
AGRADE|CHAMBERLAIN COLLEGE OF NURSING
Question 1
Which nutrient is the body's primary source of energy?
A. Carbohydrates
B. Proteins
C. Vitamins
D. Minerals
Answer: A
Rationale: Carbohydrates provide the main fuel source for body functions.
Question 2
Which vitamin is essential for calcium absorption?
A. Vitamin A
B. Vitamin D
C. Vitamin C
D. Vitamin K
Answer: B
Rationale: Vitamin D promotes calcium absorption in the intestines.
Question 3
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What is the best indicator of long-term blood glucose control?
A. Hemoglobin A1C
B. Random glucose
C. Fasting insulin
D. Creatinine level
Answer: A
Rationale: A1C reflects average glucose levels over several months.
Question 4
Which food is highest in protein?
A. Chicken breast
B. Apples
C. Rice
D. Lettuce
Answer: A
Rationale: Lean meats are excellent protein sources.
Question 5
What is the primary function of protein in the body?
A. Tissue growth and repair
B. Heat regulation only
C. Vision enhancement
D. Calcium storage
Answer: A
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Rationale: Proteins build and repair tissues.
Question 6
Which mineral is important for oxygen transport in the blood?
A. Potassium
B. Sodium
C. Iron
D. Magnesium
Answer: C
Rationale: Iron is required for hemoglobin production.
Question 7
What is the recommended first food for infants?
A. Honey
B. Cow’s milk
C. Iron-fortified cereal
D. Raw vegetables
Answer: C
Rationale: Iron-fortified cereals help meet infant iron needs.
Question 8
Which condition results from vitamin C deficiency?
A. Scurvy
B. Rickets
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C. Beriberi
D. Osteoporosis
Answer: A
Rationale: Vitamin C deficiency causes scurvy.
Question 9
What is the purpose of dietary fiber?
A. Promote bowel regularity
B. Increase cholesterol
C. Reduce hydration
D. Decrease digestion
Answer: A
Rationale: Fiber supports digestive health and bowel movements.
Question 10
Which client is at highest risk for malnutrition?
A. Older adult living alone
B. Teen athlete
C. Healthy young adult
D. Preschool child with supervision
Answer: A
Rationale: Isolation and limited resources increase malnutrition risk.
Question 11
pg. 4
NR 228 FINAL EXAM/NR 228 FINAL EXAM
PREPARATION/NR 228 FINAL EXAM PRACTICE REAL
EXAM 150 QUESTIONS AND CORRECT ANSWERS|
AGRADE|CHAMBERLAIN COLLEGE OF NURSING
Question 1
Which nutrient is the body's primary source of energy?
A. Carbohydrates
B. Proteins
C. Vitamins
D. Minerals
Answer: A
Rationale: Carbohydrates provide the main fuel source for body functions.
Question 2
Which vitamin is essential for calcium absorption?
A. Vitamin A
B. Vitamin D
C. Vitamin C
D. Vitamin K
Answer: B
Rationale: Vitamin D promotes calcium absorption in the intestines.
Question 3
pg. 1
,2|Page
What is the best indicator of long-term blood glucose control?
A. Hemoglobin A1C
B. Random glucose
C. Fasting insulin
D. Creatinine level
Answer: A
Rationale: A1C reflects average glucose levels over several months.
Question 4
Which food is highest in protein?
A. Chicken breast
B. Apples
C. Rice
D. Lettuce
Answer: A
Rationale: Lean meats are excellent protein sources.
Question 5
What is the primary function of protein in the body?
A. Tissue growth and repair
B. Heat regulation only
C. Vision enhancement
D. Calcium storage
Answer: A
pg. 2
,3|Page
Rationale: Proteins build and repair tissues.
Question 6
Which mineral is important for oxygen transport in the blood?
A. Potassium
B. Sodium
C. Iron
D. Magnesium
Answer: C
Rationale: Iron is required for hemoglobin production.
Question 7
What is the recommended first food for infants?
A. Honey
B. Cow’s milk
C. Iron-fortified cereal
D. Raw vegetables
Answer: C
Rationale: Iron-fortified cereals help meet infant iron needs.
Question 8
Which condition results from vitamin C deficiency?
A. Scurvy
B. Rickets
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C. Beriberi
D. Osteoporosis
Answer: A
Rationale: Vitamin C deficiency causes scurvy.
Question 9
What is the purpose of dietary fiber?
A. Promote bowel regularity
B. Increase cholesterol
C. Reduce hydration
D. Decrease digestion
Answer: A
Rationale: Fiber supports digestive health and bowel movements.
Question 10
Which client is at highest risk for malnutrition?
A. Older adult living alone
B. Teen athlete
C. Healthy young adult
D. Preschool child with supervision
Answer: A
Rationale: Isolation and limited resources increase malnutrition risk.
Question 11
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