ATI RN
ATI Pharmacology Final Exam I Questions
Extract:
Question 1 of 5
A diabetic client who is currently taking metformin is ordered a computerized tomography (CT) scan with contrast. The nurse understands that the client's metformin should be discontinued how many hours before receiving intravenous (IV) contrast?
Correct Answer: A
Rationale: Discontinuing metformin 43 hours before a CT scan with contrast is necessary to prevent the risk of lactic acidosis. Metformin can interact with the contrast dye used in CT scans, potentially causing kidney dysfunction.
Question 2 of 5
A small-bore feeding tube is placed. Which technique will the nurse use to best verify tube placement?
Correct Answer: D
Rationale: X-ray is the gold standard for verifying the placement of a small-bore feeding tube. It provides a clear and accurate visualization of the tube's location.
Question 3 of 5
A client diagnosed with strep throat requires antibiotics for treatment. With an allergy to penicillin, the nurse understands which medication should be avoided due to cross-sensitivity with penicillin medications?
Correct Answer: C
Rationale: Cephalosporins are a class of antibiotics that can have cross-sensitivity with penicillin.
Question 4 of 5
A client newly prescribed niacin (Nicotinic Acid) presents to the healthcare setting with complaints of flushing following doses. Which of the following medications would the nurse anticipate being administered?
Correct Answer: B
Rationale: NSAIDs (nonsteroidal anti-inflammatory drugs) can be used to reduce the flushing associated with niacin. Flushing is a common side effect of niacin due to the dilation of blood vessels.
Question 5 of 5
The nurse is educating a client with Type 2 diabetes on the importance of having regular eye examinations. The nurse should explain this is due to what complication from diabetes?
Correct Answer: B
Rationale: Diabetes can indeed cause diabetic retinopathy, which is a condition where high blood sugar levels damage the blood vessels in the retina.