ATI RN
Cardiovascular System Exam Questions Pdf
1. The client on nitroglycerin patches reports dizziness when standing up. What is the nurse’s best response?
- A. Advise the client to rise slowly to prevent dizziness.
- B. Instruct the client to discontinue the nitroglycerin patches.
- C. Encourage the client to rest and avoid physical activity.
- D. Suggest the client take an over-the-counter antiemetic.
Correct answer: A
Rationale: The correct answer is to advise the client to rise slowly to prevent dizziness. Dizziness when standing up can be a sign of orthostatic hypotension, a common side effect of nitroglycerin. Rising slowly can help minimize this symptom. Instructing the client to discontinue the nitroglycerin patches (Choice B) is not appropriate without consulting a healthcare provider as sudden discontinuation can lead to adverse effects. Encouraging the client to rest and avoid physical activity (Choice C) does not address the specific issue of orthostatic hypotension. Suggesting the client take an over-the-counter antiemetic (Choice D) is not indicated for dizziness related to orthostatic hypotension.
2. What is a condition where the blood supply to part of the brain is interrupted or reduced, preventing brain tissue from getting oxygen and nutrients?
- A. Stroke
- B. Heart attack
- C. Pulmonary embolism
- D. Pneumonia
Correct answer: A
Rationale: A stroke occurs when the blood supply to part of the brain is interrupted or reduced, leading to brain cell death and potential disability. Choice B, a heart attack, involves a blockage in the blood vessels that supply the heart muscle. Choice C, a pulmonary embolism, is a blockage in one of the pulmonary arteries in the lungs. Choice D, pneumonia, is an infection that inflames the air sacs in one or both lungs.
3. The nurse is caring for a client on amiodarone who develops a cough. What is the most appropriate action?
- A. Notify the healthcare provider immediately.
- B. Reassure the client that this is a common side effect.
- C. Continue the amiodarone and monitor the client’s symptoms.
- D. Discontinue the amiodarone immediately.
Correct answer: A
Rationale: The correct action when a client on amiodarone develops a cough, which can be a sign of pulmonary toxicity, a serious side effect of amiodarone, is to notify the healthcare provider immediately. This is crucial because pulmonary toxicity can lead to severe complications if not addressed promptly. Choices B and C are incorrect as they do not address the potential severity of the situation and may delay necessary intervention. Choice D of discontinuing amiodarone immediately without consulting the healthcare provider can be risky, as sudden discontinuation of the medication may have adverse effects on the client's condition.
4. The nurse is administering a beta blocker to a client with a heart rate of 50 bpm. What is the priority action?
- A. Hold the beta blocker and notify the healthcare provider.
- B. Administer the beta blocker as ordered.
- C. Decrease the dose of the beta blocker.
- D. Monitor the client’s heart rate and reassess in 30 minutes.
Correct answer: A
Rationale: The correct action is to hold the beta blocker and notify the healthcare provider. A heart rate of 50 bpm is already low, and beta blockers can further decrease the heart rate, potentially causing adverse effects like bradycardia or heart block. Administering the beta blocker as ordered (Choice B) can exacerbate the low heart rate. Decreasing the dose of the beta blocker (Choice C) may not be sufficient to address the potential harm. Monitoring the client’s heart rate and reassessing in 30 minutes (Choice D) may delay necessary interventions if the heart rate drops further. Therefore, the priority is to hold the medication and seek guidance from the healthcare provider.
5. What is the buildup of plaque in the arteries that can lead to heart attack, stroke, and other cardiovascular diseases?
- A. Atherosclerosis
- B. Arteriosclerosis
- C. Hypertension
- D. Diabetes
Correct answer: A
Rationale: Atherosclerosis is the correct answer. It is the buildup of plaque in the arteries, leading to the narrowing of blood vessels, reduced blood flow, and an increased risk of heart attacks, strokes, and other cardiovascular diseases. Arteriosclerosis (choice B) refers to the hardening and thickening of arterial walls, while hypertension (choice C) is high blood pressure, and diabetes (choice D) is a metabolic disorder characterized by high blood sugar levels. Therefore, choices B, C, and D are incorrect in the context of the question.
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