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NCLEX Practice Questions (1–150) With Answers and
Rationales 2026/2027
Fundamentals of Nursing
1. A nurse is preparing to administer medication but notes the
patient’s identification band is missing. What should the nurse do
first?
A. Ask the patient to state their name
B. Administer the medication anyway
C. Notify the physician
D. Obtain a new identification band
Answer: D
Rationale:
Patient identification is essential before medication administration. A
new ID band must be applied before giving medication to ensure safety.
2. Which action demonstrates proper hand hygiene?
A. Washing hands for 5 seconds
B. Using alcohol sanitizer on visibly soiled hands
C. Washing hands for at least 20 seconds
D. Rinsing hands without soap
Answer: C
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Rationale:
Effective handwashing requires soap and water for at least 20 seconds,
especially when hands are visibly dirty.
3. A patient is at risk for pressure ulcers. Which intervention is
priority?
A. Encourage high fluid intake
B. Turn patient every 2 hours
C. Apply lotion daily
D. Provide high-fiber diet
Answer: B
Rationale:
Frequent repositioning prevents prolonged pressure on skin and reduces
risk of pressure injuries.
4. Which position is best for a patient with dyspnea?
A. Supine
B. Fowler’s
C. Trendelenburg
D. Sims
Answer: B
Rationale:
Fowler’s position improves lung expansion and oxygenation.
5. Which finding indicates dehydration?
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A. Moist mucous membranes
B. Decreased urine specific gravity
C. Dry skin and tachycardia
D. Bradycardia
Answer: C
Rationale:
Dehydration signs include dry skin, tachycardia, decreased urine output,
and hypotension.
Pharmacology
6. A patient taking insulin shows confusion and sweating. What is
the nurse’s first action?
A. Administer insulin
B. Give orange juice
C. Call physician
D. Check temperature
Answer: B
Rationale:
Symptoms indicate hypoglycemia. Immediate administration of fast-
acting carbohydrates is required.
7. Which medication requires monitoring potassium levels?
A. Furosemide
B. Amoxicillin
C. Acetaminophen
D. Ibuprofen
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Answer: A
Rationale:
Loop diuretics such as furosemide cause potassium loss leading to
hypokalemia.
8. A patient taking warfarin should avoid which food?
A. Bananas
B. Spinach
C. Rice
D. Chicken
Answer: B
Rationale:
Spinach contains vitamin K which reduces warfarin effectiveness.
9. What is the antidote for opioid overdose?
A. Naloxone
B. Atropine
C. Flumazenil
D. Epinephrine
Answer: A
Rationale:
Naloxone reverses opioid effects by blocking opioid receptors.
10. Which adverse effect is common with ACE inhibitors?
NCLEX Practice Questions (1–150) With Answers and
Rationales 2026/2027
Fundamentals of Nursing
1. A nurse is preparing to administer medication but notes the
patient’s identification band is missing. What should the nurse do
first?
A. Ask the patient to state their name
B. Administer the medication anyway
C. Notify the physician
D. Obtain a new identification band
Answer: D
Rationale:
Patient identification is essential before medication administration. A
new ID band must be applied before giving medication to ensure safety.
2. Which action demonstrates proper hand hygiene?
A. Washing hands for 5 seconds
B. Using alcohol sanitizer on visibly soiled hands
C. Washing hands for at least 20 seconds
D. Rinsing hands without soap
Answer: C
,2|Page
Rationale:
Effective handwashing requires soap and water for at least 20 seconds,
especially when hands are visibly dirty.
3. A patient is at risk for pressure ulcers. Which intervention is
priority?
A. Encourage high fluid intake
B. Turn patient every 2 hours
C. Apply lotion daily
D. Provide high-fiber diet
Answer: B
Rationale:
Frequent repositioning prevents prolonged pressure on skin and reduces
risk of pressure injuries.
4. Which position is best for a patient with dyspnea?
A. Supine
B. Fowler’s
C. Trendelenburg
D. Sims
Answer: B
Rationale:
Fowler’s position improves lung expansion and oxygenation.
5. Which finding indicates dehydration?
,3|Page
A. Moist mucous membranes
B. Decreased urine specific gravity
C. Dry skin and tachycardia
D. Bradycardia
Answer: C
Rationale:
Dehydration signs include dry skin, tachycardia, decreased urine output,
and hypotension.
Pharmacology
6. A patient taking insulin shows confusion and sweating. What is
the nurse’s first action?
A. Administer insulin
B. Give orange juice
C. Call physician
D. Check temperature
Answer: B
Rationale:
Symptoms indicate hypoglycemia. Immediate administration of fast-
acting carbohydrates is required.
7. Which medication requires monitoring potassium levels?
A. Furosemide
B. Amoxicillin
C. Acetaminophen
D. Ibuprofen
, 4|Page
Answer: A
Rationale:
Loop diuretics such as furosemide cause potassium loss leading to
hypokalemia.
8. A patient taking warfarin should avoid which food?
A. Bananas
B. Spinach
C. Rice
D. Chicken
Answer: B
Rationale:
Spinach contains vitamin K which reduces warfarin effectiveness.
9. What is the antidote for opioid overdose?
A. Naloxone
B. Atropine
C. Flumazenil
D. Epinephrine
Answer: A
Rationale:
Naloxone reverses opioid effects by blocking opioid receptors.
10. Which adverse effect is common with ACE inhibitors?
