NCLEX-RN Comprehensive
Practice Exam 006 Questions
And Correct Answers (Verified
Answers) Plus Rationales 2026
Q&A Instant Download Pdf
1. A nurse is assessing a client with heart failure. Which finding
requires immediate intervention?
A. Mild bilateral ankle edema
B. Fatigue after activity
C. Pink, frothy sputum
D. Nocturia
Answer: Pink, frothy sputum
Rationale: Pink, frothy sputum is a classic sign of acute pulmonary
edema, which requires immediate treatment to improve oxygenation
and cardiac function.
2. A client receiving digoxin has a potassium level of 2.8 mEq/L.
What should the nurse do first?
A. Administer the digoxin
B. Restrict potassium intake
C. Hold the digoxin and notify the provider
D. Encourage ambulation
,Answer: Hold the digoxin and notify the provider
Rationale: Hypokalemia increases the risk of digoxin toxicity. The
medication should be withheld and the provider notified.
3. Which assessment finding is most concerning in a client with
asthma?
A. Expiratory wheezing
B. Productive cough
C. Respiratory rate of 24/min
D. Minimal or absent breath sounds
Answer: Minimal or absent breath sounds
Rationale: A silent chest can indicate severe airway obstruction and
impending respiratory failure.
4. A client with diabetes is experiencing diaphoresis, tremors, and
confusion. Which action is appropriate?
A. Administer regular insulin
B. Give 15 g of rapid-acting carbohydrate
C. Restrict oral fluids
D. Administer glucagon immediately to every client
Answer: Give 15 g of rapid-acting carbohydrate
Rationale: These findings indicate hypoglycemia in a conscious client
who can safely swallow.
5. Which finding is expected in a client with hypothyroidism?
A. Tachycardia
B. Weight loss
C. Heat intolerance
D. Cold intolerance
,Answer: Cold intolerance
Rationale: Decreased thyroid hormone slows metabolism, causing
cold intolerance, fatigue, weight gain, and bradycardia.
6. A client with COPD is receiving oxygen. Which prescription is
generally appropriate?
A. 100% oxygen continuously
B. Low-flow oxygen as prescribed
C. Oxygen should always be withheld
D. Oxygen only during meals
Answer: Low-flow oxygen as prescribed
Rationale: Oxygen therapy is carefully titrated in COPD clients to
improve oxygenation while avoiding excessive oxygen administration.
7. Which laboratory value should the nurse report immediately
before administering heparin?
A. Sodium 138 mEq/L
B. Potassium 4.1 mEq/L
C. Platelet count 48,000/mm³
D. Glucose 102 mg/dL
Answer: Platelet count 48,000/mm³
Rationale: Severe thrombocytopenia greatly increases bleeding risk
and may indicate heparin-induced thrombocytopenia.
8. Which food is highest in potassium?
A. White rice
B. Applesauce
C. Baked potato
D. White bread
, Answer: Baked potato
Rationale: Potatoes are a potassium-rich food.
9. A client with suspected stroke suddenly develops difficulty
speaking and right-sided weakness. What is the priority?
A. Give oral fluids
B. Place the client in Trendelenburg position
C. Determine the exact time symptoms began
D. Encourage ambulation
Answer: Determine the exact time symptoms began
Rationale: The time of symptom onset is essential for determining
eligibility for time-sensitive stroke therapies.
10. Which intervention is appropriate for a client with increased
intracranial pressure?
A. Keep the neck flexed
B. Encourage coughing
C. Elevate the head of the bed and maintain neutral alignment
D. Place the client flat
Answer: Elevate the head of the bed and maintain neutral alignment
Rationale: Head elevation and neutral positioning promote venous
drainage and can help reduce intracranial pressure.
11. A client taking warfarin should be taught to maintain
consistent intake of which nutrient?
A. Calcium
B. Vitamin C
C. Vitamin K
D. Vitamin D
Practice Exam 006 Questions
And Correct Answers (Verified
Answers) Plus Rationales 2026
Q&A Instant Download Pdf
1. A nurse is assessing a client with heart failure. Which finding
requires immediate intervention?
A. Mild bilateral ankle edema
B. Fatigue after activity
C. Pink, frothy sputum
D. Nocturia
Answer: Pink, frothy sputum
Rationale: Pink, frothy sputum is a classic sign of acute pulmonary
edema, which requires immediate treatment to improve oxygenation
and cardiac function.
2. A client receiving digoxin has a potassium level of 2.8 mEq/L.
What should the nurse do first?
A. Administer the digoxin
B. Restrict potassium intake
C. Hold the digoxin and notify the provider
D. Encourage ambulation
,Answer: Hold the digoxin and notify the provider
Rationale: Hypokalemia increases the risk of digoxin toxicity. The
medication should be withheld and the provider notified.
3. Which assessment finding is most concerning in a client with
asthma?
A. Expiratory wheezing
B. Productive cough
C. Respiratory rate of 24/min
D. Minimal or absent breath sounds
Answer: Minimal or absent breath sounds
Rationale: A silent chest can indicate severe airway obstruction and
impending respiratory failure.
4. A client with diabetes is experiencing diaphoresis, tremors, and
confusion. Which action is appropriate?
A. Administer regular insulin
B. Give 15 g of rapid-acting carbohydrate
C. Restrict oral fluids
D. Administer glucagon immediately to every client
Answer: Give 15 g of rapid-acting carbohydrate
Rationale: These findings indicate hypoglycemia in a conscious client
who can safely swallow.
5. Which finding is expected in a client with hypothyroidism?
A. Tachycardia
B. Weight loss
C. Heat intolerance
D. Cold intolerance
,Answer: Cold intolerance
Rationale: Decreased thyroid hormone slows metabolism, causing
cold intolerance, fatigue, weight gain, and bradycardia.
6. A client with COPD is receiving oxygen. Which prescription is
generally appropriate?
A. 100% oxygen continuously
B. Low-flow oxygen as prescribed
C. Oxygen should always be withheld
D. Oxygen only during meals
Answer: Low-flow oxygen as prescribed
Rationale: Oxygen therapy is carefully titrated in COPD clients to
improve oxygenation while avoiding excessive oxygen administration.
7. Which laboratory value should the nurse report immediately
before administering heparin?
A. Sodium 138 mEq/L
B. Potassium 4.1 mEq/L
C. Platelet count 48,000/mm³
D. Glucose 102 mg/dL
Answer: Platelet count 48,000/mm³
Rationale: Severe thrombocytopenia greatly increases bleeding risk
and may indicate heparin-induced thrombocytopenia.
8. Which food is highest in potassium?
A. White rice
B. Applesauce
C. Baked potato
D. White bread
, Answer: Baked potato
Rationale: Potatoes are a potassium-rich food.
9. A client with suspected stroke suddenly develops difficulty
speaking and right-sided weakness. What is the priority?
A. Give oral fluids
B. Place the client in Trendelenburg position
C. Determine the exact time symptoms began
D. Encourage ambulation
Answer: Determine the exact time symptoms began
Rationale: The time of symptom onset is essential for determining
eligibility for time-sensitive stroke therapies.
10. Which intervention is appropriate for a client with increased
intracranial pressure?
A. Keep the neck flexed
B. Encourage coughing
C. Elevate the head of the bed and maintain neutral alignment
D. Place the client flat
Answer: Elevate the head of the bed and maintain neutral alignment
Rationale: Head elevation and neutral positioning promote venous
drainage and can help reduce intracranial pressure.
11. A client taking warfarin should be taught to maintain
consistent intake of which nutrient?
A. Calcium
B. Vitamin C
C. Vitamin K
D. Vitamin D
