NCLEX-RN
Free NCLEX RN Practice Questions Questions
Extract:
Question 1 of 5
A client is complaining of chest pain. Nursing assessment reveals a BP of 78/40, shortness of breath, and third-degree AV block on the heart monitor. What medication would the nurse prepare for initial administration?
Correct Answer: A
Rationale: Third-degree AV block with hypotension (BP 78/40) requires atropine to increase heart rate by blocking vagal activity, improving cardiac output.
Question 2 of 5
The primary cause of anemia in a client with chronic renal failure is:
Correct Answer: D
Rationale: Chronic renal failure reduces erythropoietin production by the kidneys, leading to decreased red blood cell production and anemia.
Question 3 of 5
The physician has ordered nitroglycerin buccal tablets for a client with stable angina. The nurse knows that nitroglycerin:
Correct Answer: B
Rationale: Nitroglycerin dilates coronary blood vessels, improving blood flow to the myocardium and relieving angina.
Question 4 of 5
The nurse is performing fluid resuscitation on a burn client. Which piece of assessment data is the best indicator that it is effective?
Correct Answer: B
Rationale: Urine output of 30-50 mL/hr is the best indicator of adequate fluid resuscitation in burn clients, reflecting sufficient renal perfusion and fluid balance.
Question 5 of 5
The nurse is reviewing the lab results of a client's arterial blood gases. The $\mathrm{PaCO}_2$ indicates effective functioning of the:
Correct Answer: C
Rationale: PaCO2 reflects lung function, as the lungs regulate carbon dioxide levels through ventilation; abnormal levels indicate respiratory issues.