ATI RN
RN VATI Pharmacology S 2019 Questions
Extract:
Question 1 of 5
A nurse is preparing to administer dopamine 5 mcg/kg/min by continuous IV infusion to a client who weighs 220 lb. Available is 400 mg of dopamine in 250 ml of 0.9% sodium chloride. The nurse should set the IV pump to deliver how many mL/hr?
Correct Answer: A
Rationale: The correct calculation yields 18.8 mL/hr, as in Question 40. The provided answer (0.12 mL/hr) is incorrect.
Steps: 220 lb = 100 kg, 5 mcg/kg/min = 0.5 mg/min, (0.5 mg/min / 400 mg) * 250 mL * 60 min/h = 18.8 mL/hr.
Question 2 of 5
A nurse is reviewing the laboratory results of a client who has been taking warfarin for 3 months. Which of the following laboratory results Indicates that the medication has been effective?
Correct Answer: C
Rationale: An INR of 2.0 indicates effective anticoagulation with warfarin, within the therapeutic range for preventing excessive clotting.
Question 3 of 5
A nurse is assessing a client who is receiving total parenteral nutrition (TPN). Which of the following findings should the nurse identify as an adverse effect of TPN
Correct Answer: D
Rationale: TPN can cause fluid overload, manifesting as peripheral pitting edema, indicating excess fluid accumulation in tissues.
Question 4 of 5
A nurse in the emergency department is planning care for a client who had a myocardial infarction and is receiving thrombolytic therapy with an WV infusion of alteplase. Which of the following interventions should the nurse include in the plan?
Correct Answer: D
Rationale: Monitoring for changes in level of consciousness is critical during alteplase therapy to detect intracranial bleeding, a serious complication.
Question 5 of 5
A nurse is planning care for a client who has a new prescription to receive a continuous infusion of total parenteral nutrition (TPN) Which of the following interventions should the nurse implement?
Correct Answer: B
Rationale: Regular blood glucose monitoring is essential due to TPN's high glucose content, which can cause hyperglycemia.