1. A patient with chronic heart failure is prescribed digoxin. Which of the following is a crucial nursing intervention for monitoring this medication? A. Assess for hypertension. B. Monitor potassium levels. C. Evaluate for tachycardia. D. Check for hyperglycemia. **Answer: B. Monitor potassium levels.** Rationale: Digoxin has a narrow therapeutic window and is affected by serum potassium levels. Hypokalemia can potentiate digoxin toxicity, hence monitoring potassium levels is crucial. 2. A nurse is caring for a patient who is receiving morphine for pain management. Which of the following side effects should the nurse anticipate? A. Diarrhea B. Insomnia C. Urinary retention D. Hypertension **Answer: C. Urinary retention.** Rationale: Morphine, an opioid analgesic, often causes urinary retention due to its effect on the detrusor muscle. 3. When administering a nonsteroidal anti-inflammatory drug (NSAID) to a patient, what is the most important assessment to prevent complications? A. Liver function tests B. Complete blood count C. Renal function tests D. Coagulation profile **Answer: C. Renal function tests.** Rationale: NSAIDs can cause renal impairment, thus assessing renal function is important to prevent nephrotoxicity. 4. A patient is prescribed a beta-blocker for hypertension. Which of the following parameters should the nurse prioritize for monitoring? A. Respiratory rate B. Heart rate C. Temperature D. Blood glucose