NCLEX-RN
NCLEX RN Exam Review Answers
1. A nurse frequently treats patients in the 72-hour period after a stroke has occurred. The nurse would be most concerned about which of these assessment findings?
- A. INR is 3 seconds long
- B. Heart rate is 110 beats per minute
- C. Intracranial Pressure is 22 mmHg
- D. Blood pressure is 140/80
Correct answer: C
Rationale: The nurse would be most concerned about the assessment finding of an Intracranial Pressure (ICP) reading of 22 mmHg in a patient 72 hours post-stroke. Elevated ICP can indicate increased risk of edema and further brain damage. A target ICP should ideally be maintained at less than or equal to 15-20 mmHg. While the other options may also be important to monitor, an elevated ICP poses a more immediate threat to the patient's neurological status and requires prompt attention.
2. A nurse is caring for an infant who has recently been diagnosed with a congenital heart defect. Which of the following clinical signs would most likely be present?
- A. Slow pulse rate
- B. Weight gain
- C. Decreased systolic pressure
- D. Irregular WBC lab values
Correct answer: B
Rationale: Weight gain due to fluid accumulation is associated with heart failure and congenital heart defects. When the heart is unable to circulate blood normally, the kidneys receive less blood, leading to reduced fluid filtration into the urine. The excess fluid accumulates in various body parts such as the lungs, liver, eyes, and sometimes in the legs. Slow pulse rate (Choice A) is less likely as infants with heart failure typically present with tachycardia due to the body compensating for decreased cardiac output. Decreased systolic pressure (Choice C) is also less likely as heart failure typically leads to increased blood pressure as the body tries to maintain adequate perfusion. Irregular white blood cell (WBC) values (Choice D) are not directly associated with congenital heart defects unless there is an underlying infection or inflammatory process.
3. Application - The nurse is caring for a patient who has the following labs: Creatinine 2.5mg/dL, WBC 11,000 cells/mL, and Hemoglobin of 12 g/dL. Based on this information, which of these orders would the nurse question?
- A. Administer 30 Units of Lantus Daily
- B. CT of the spine with contrast
- C. X-ray of the abdomen and chest
- D. Administer heparin subcutaneously 5,000 Units every 12 hours
Correct answer: B
Rationale: The correct answer is to question the order for a CT of the spine with contrast. The patient's elevated creatinine level of 2.5mg/dL indicates impaired kidney function. Contrast agents are nephrotoxic and can further compromise kidney function in patients with existing nephropathy. Therefore, it is crucial to avoid contrast-enhanced imaging studies in patients with impaired renal function. Choice A: Administering 30 Units of Lantus Daily is not contraindicated based on the provided lab values. Choice C: Ordering an X-ray of the abdomen and chest is not contraindicated based on the provided lab values. Choice D: Administering heparin subcutaneously at 5,000 Units every 12 hours is not contraindicated based on the provided lab values.
4. When caring for an asthmatic patient with an early-phase reaction, which of the following is indicative of an early-phase reaction?
- A. Rapid bronchospasms
- B. Inflammatory epithelial lesions
- C. Increased secretions
- D. Increased mucosal edema
Correct answer: A
Rationale: Rapid bronchospasms are a symptom of an early-phase reaction in an asthmatic patient. During the early phase, bronchospasms occur due to immediate hypersensitivity reactions. Inflammatory epithelial lesions, increased secretions, and increased mucosal edema are typically seen in late-phase reactions as part of the inflammatory response that occurs later. Therefore, rapid bronchospasms are most indicative of an early-phase reaction.
5. The nurse assesses the chest of a patient with pneumococcal pneumonia. Which finding would the nurse expect?
- A. Increased tactile fremitus
- B. Dry, nonproductive cough
- C. Hyperresonance to percussion
- D. A grating sound on auscultation
Correct answer: A
Rationale: Increased tactile fremitus over the area of pulmonary consolidation is expected with bacterial pneumonias, such as pneumococcal pneumonia. Dullness to percussion would be expected due to consolidation. Pneumococcal pneumonia typically presents with a loose, productive cough rather than a dry, nonproductive cough. Hyperresonance to percussion is not a typical finding in pneumonia and may suggest conditions like emphysema. Adventitious breath sounds such as crackles and wheezes are typical in pneumonia, but a grating sound on auscultation is more representative of a pleural friction rub rather than pneumonia.
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