NUR 185 Final Exam: NUR 185 Final Practice Exam: 100 Questions & Answers:100 % Verified and Updated

A nurse is caring for a patient with congestive heart failure (CHF) who is receiving furosemide. Which laboratory value is the priority for the nurse to monitor? • A. Calcium • B. Sodium • C. Potassium • D. Hemoglobin Correct Answer: C. Potassium Rationale: Furosemide is a loop diuretic that causes potassium excretion in the kidneys. Monitoring serum potassium levels is essential to prevent severe cardiac dysrhythmias. Question 2 A patient who suffered a stroke experiences right-sided visual field loss. Which nursing action should be included in the plan of care? • A. Place all personal items on the affected right side • B. Teach the patient to scan the environment • C. Discourage the patient from turning their head • D. Approach the patient exclusively from the right side Correct Answer: B. Teach the patient to scan the environment Rationale: Teaching the patient to turn their head and scan the environment compensates for visual field loss and promotes personal safety.Question 3 A patient presents with a suspected bowel tumor. Which diagnostic test will definitively confirm malignancy? • A. Abdominal X-ray • B. Guaiac stool test • C. Biopsy • D. Computed tomography (CT) scan Correct Answer: C. Biopsy Rationale: A tissue biopsy is the definitive diagnostic procedure to confirm the presence of malignant cancer cells. Question 4 A nurse is providing instructions to a patient receiving antineoplastic (chemotherapy) agents. Which instruction should be included regarding immunizations? • A. Receive live vaccines immediately after therapy • B. Consult the physician before receiving any immunizations • C. Avoid all vaccinations permanently • D. Get routine annual vaccines without physician approval Correct Answer: B. Consult the physician before receiving any immunizations Rationale: Chemotherapy depresses the immune system; patients must consult their physician before receiving immunizations to prevent vaccine-induced illness or ineffective immune responses.