NCLEX-RN
NCLEX RN Practice Test Free Questions
Extract:
Question 1 of 5
An elderly client is diagnosed with ovarian cancer. She has surgery followed by chemotherapy with a fluorouracil (Adrucil) IV. What should the nurse do if she notices crystals in the IV medication?
Correct Answer: A
Rationale: Crystals in IV fluorouracil indicate precipitation; the solution should be discarded to prevent administration errors.
Question 2 of 5
A client admitted with gastroenteritis and a potassium level of 2.9 mEq/dL has been placed on telemetry. Which ECG finding would the nurse expect to find due to the client's potassium results?
Correct Answer: A
Rationale: Hypokalemia (2.9 mEq/dL) can cause a depressed ST segment, flattened T waves, and prominent U waves on ECG due to altered cardiac repolarization.
Question 3 of 5
A client with myasthenia gravis is admitted in a cholinergic crisis. Signs of of cholinergic crisis include:
Correct Answer: A
Rationale: Cholinergic crisis, due to excessive acetylcholinesterase inhibitors, causes symptoms like constricted pupils and decreased blood pressure from parasympathetic overstimulation.
Question 4 of 5
A nurse is caring for a client with a myocardial infarction. The nurse recognizes that the most common complication in the client following a myocardial infarction is:
Correct Answer: B
Rationale: Cardiac dysrhythmias are the most common complication following a myocardial infarction due to ischemia affecting the heart's electrical conduction system, leading to arrhythmias like ventricular tachycardia or fibrillation.
Question 5 of 5
During the change of shift, the oncoming nurse notes a discrepancy in the number of percocette listed and the number present in the narcotic drawer. The nurse's first action should be to:
Correct Answer: B
Rationale: A narcotic discrepancy requires reporting to the supervisor for investigation.