NCLEX-RN
NCLEX RN Exam Review Answers
1. When assessing a patient being treated for Parkinson's Disease with classic symptoms, the nurse expects to note which assessment finding?
- A. Tremors
- B. Low Urine Output
- C. Exaggerated arm movements
- D. Risk for Falls
Correct answer: A
Rationale: When assessing a patient with Parkinson's Disease, the nurse should expect to note tremors as one of the cardinal signs of the condition. The classic symptoms of Parkinson's Disease include tremors, rigidity, bradykinesia (slow movements), and postural instability. Therefore, choices B, C, and D are incorrect. Low urine output is not a typical assessment finding associated with Parkinson's Disease. Exaggerated arm movements are not characteristic of the usual motor symptoms seen in Parkinson's Disease. While patients with Parkinson's Disease are at an increased risk for falls due to balance and coordination issues, 'Risk for Falls' is not an assessment finding but rather a potential nursing diagnosis based on the assessment findings.
2. The laboratory has just called with the arterial blood gas (ABG) results on four patients. Which result is most important for the nurse to report immediately to the health care provider?
- A. pH 7.34, PaO2 82 mm Hg, PaCO2 40 mm Hg, and O2 sat 97%
- B. pH 7.35, PaO2 85 mm Hg, PaCO2 45 mm Hg, and O2 sat 95%
- C. pH 7.46, PaO2 90 mm Hg, PaCO2 32 mm Hg, and O2 sat 98%
- D. pH 7.31, PaO2 91 mm Hg, PaCO2 50 mm Hg, and O2 sat 96%
Correct answer: D
Rationale: The correct answer is D: pH 7.31, PaO2 91 mm Hg, PaCO2 50 mm Hg, and O2 sat 96%. These ABG results indicate uncompensated respiratory acidosis, a critical condition that requires immediate attention. In respiratory acidosis, there is an excess of carbon dioxide in the blood, leading to a decrease in pH. The other options present normal or near-normal ABG values, indicating adequate oxygenation and ventilation. Therefore, these values would not be as urgent to report compared to the patient with respiratory acidosis in option D.
3. Your patient has shown the following signs and symptoms: Feeling very thirsty, large amount of water intake, dryness of the mouth, and urinary frequency. What physical disorder does this patient most likely have?
- A. Diabetes
- B. Angina
- C. Hypertension
- D. Hypotension
Correct answer: A
Rationale: The patient is exhibiting classic signs of diabetes, such as polydipsia (feeling very thirsty), polyuria (large amount of water intake and urinary frequency), and xerostomia (dryness of the mouth). These symptoms are indicative of high blood glucose levels, which are characteristic of diabetes. Other common signs of diabetes include poor vision, unexplained weight loss, peripheral neuropathy (tingling in the feet and hands), and fatigue. Angina is chest pain due to reduced blood flow to the heart, not associated with the symptoms described in the patient. Hypertension is high blood pressure, which typically does not present with these specific symptoms related to diabetes. Hypotension is low blood pressure and is not consistent with the signs and symptoms presented by the patient, pointing more towards diabetes as the likely diagnosis.
4. The nurse notes that a patient has incisional pain, a poor cough effort, and scattered rhonchi after a thoracotomy. Which action should the nurse take first?
- A. Assist the patient to sit upright in a chair.
- B. Splint the patient's chest during coughing.
- C. Medicate the patient with prescribed morphine.
- D. Observe the patient use the incentive spirometer.
Correct answer: C
Rationale: The correct answer is to medicate the patient with prescribed morphine. A major reason for atelectasis and poor airway clearance in patients after chest surgery is incisional pain, which can worsen with deep breathing and coughing. The priority is to address the incisional pain to facilitate effective coughing and deep breathing, which are essential for clearing the airways and preventing complications. Assisting the patient to sit upright, splinting the patient's chest during coughing, and observing the patient using the incentive spirometer are all appropriate interventions to improve airway clearance, but they should be implemented after addressing the incisional pain with medication.
5. A diabetic patient's arterial blood gas (ABG) results are pH 7.28; PaCO2 34 mm Hg; PaO2 85 mm Hg; HCO3 18 mEq/L. The nurse would expect which finding?
- A. Intercostal retractions
- B. Kussmaul respirations
- C. Low oxygen saturation (SpO2)
- D. Decreased venous O2 pressure
Correct answer: B
Rationale: Kussmaul respirations (deep and rapid) are a compensatory mechanism for metabolic acidosis. The low pH and low bicarbonate levels indicate metabolic acidosis. Intercostal retractions, low oxygen saturation, and decreased venous O2 pressure are not associated with acidosis. Intercostal retractions typically occur in respiratory distress, while low oxygen saturation and decreased venous O2 pressure are more related to respiratory or circulatory issues, not metabolic acidosis.
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