ATI RN
ATI Pharmacology Endocrine and Hematology Questions
Extract:
Question 1 of 5
A nurse is preparing to administer lorazepam 2 mg PO. Available in lorazepam 1 mg tablets. How many tablets should the nurse administer?
Correct Answer: B
Rationale: Divide the prescribed dose (2 mg) by the tablet strength (1 mg): 2 mg ÷ 1 mg/tablet = 2 tablets.
Question 2 of 5
A nurse is preparing to administer aspirin 650 mg PO. Available in aspirin 325 mg tablets. How many tablets should the nurse administer?
Correct Answer: B
Rationale: Divide the prescribed dose (650 mg) by the tablet strength (325 mg): 650 mg ÷ 325 mg/tablet = 2 tablets.
Question 3 of 5
A nurse is preparing to administer dextrose 5% in water IV to infuse at 100 mL/60 min. The drop factor on the manual IV tubing is 60 gtt/mL. The nurse should set the IV flow rate to deliver how many gtt/min. (Round to the nearest whole number.).
Correct Answer: A
Rationale: Using the formula (Volume × Drop factor) ÷ Time = (100 mL × 60 gtt/mL) ÷ 60 min = 100 gtt/min.
Question 4 of 5
A nurse is reinforcing teaching with a patient who has hypertension and a new prescription for verapamil. The nurse should instruct the patient to avoid taking this medication with which of the following foods?
Correct Answer: A
Rationale: Grapefruit interacts with verapamil by inhibiting intestinal metabolism, increasing bioavailability, which can lead to toxicity.
Question 5 of 5
A nurse is preparing to administer cefixime to a patient. The dose is 200 mg PO. Available is cefixime oral suspension 100 mg/mL. How many milliliters should the nurse administer?
Correct Answer: B
Rationale: Divide the prescribed dose (200 mg) by the concentration (100 mg/mL): 200 mg ÷ 100 mg/mL = 2 mL.