ATI RN
Cardiovascular System Exam Questions Pdf
1. What is a chronic condition where the airways in the lungs become damaged and widened, leading to mucus buildup and frequent infections?
- A. Bronchiectasis
- B. Chronic bronchitis
- C. Pneumoconiosis
- D. Asthma
Correct answer: A
Rationale: Bronchiectasis is a chronic condition characterized by the damage and widening of the airways in the lungs, resulting in mucus accumulation and recurrent lung infections. Choice B, chronic bronchitis, involves inflammation of the bronchial tubes and excessive mucus production but does not specifically mention airway damage and widening. Choice C, pneumoconiosis, refers to lung diseases caused by inhalation of mineral dust particles, not airway damage and mucus buildup. Choice D, asthma, is a chronic condition characterized by airway inflammation and narrowing, leading to breathing difficulties, but it does not involve the widening and damage of the airways as seen in bronchiectasis.
2. Which chronic condition is characterized by abnormally thickened heart muscle, making it harder for the heart to pump blood efficiently?
- A. Hypertrophic cardiomyopathy
- B. Dilated cardiomyopathy
- C. Restrictive cardiomyopathy
- D. Ventricular hypertrophy
Correct answer: A
Rationale: Hypertrophic cardiomyopathy is the correct answer. In this condition, the heart muscle becomes abnormally thickened, leading to difficulties in pumping blood efficiently. Dilated cardiomyopathy (choice B) involves the enlargement of the heart chambers, not thickening of the heart muscle. Restrictive cardiomyopathy (choice C) is characterized by stiffening of the heart muscle, impairing its ability to fill properly. Ventricular hypertrophy (choice D) refers to the thickening of the heart's ventricle walls, which can result from various conditions, not solely hypertrophic cardiomyopathy.
3. The client on amiodarone reports shortness of breath. What is the nurse’s best response?
- A. Notify the healthcare provider immediately.
- B. Reassure the client that this is a common side effect.
- C. Instruct the client to monitor their symptoms at home.
- D. Suggest the client reduce physical activity.
Correct answer: A
Rationale: When a client on amiodarone reports shortness of breath, it can be indicative of pulmonary toxicity, a severe side effect associated with this medication. The nurse's priority is to notify the healthcare provider immediately to assess the situation and determine the appropriate course of action. Choice B is incorrect because shortness of breath with amiodarone should not be dismissed as a common side effect. Instructing the client to monitor symptoms at home (Choice C) may delay necessary intervention. Suggesting the client reduce physical activity (Choice D) does not address the potential serious nature of the symptom and the need for prompt evaluation.
4. The nurse is teaching a client about the side effects of beta blockers. What is the most important side effect to monitor?
- A. Hypotension
- B. Bradycardia
- C. Hyperkalemia
- D. Tachycardia
Correct answer: A
Rationale: The most important side effect to monitor when a client is on beta blockers is hypotension. Beta blockers can cause a significant drop in blood pressure, especially at the initiation of therapy. Monitoring for hypotension is crucial to prevent complications such as dizziness, syncope, or falls. While bradycardia can also occur with beta blockers, hypotension takes precedence due to its immediate impact on perfusion. Hyperkalemia is not a common side effect of beta blockers. Tachycardia is actually a condition that beta blockers aim to treat, so it is not a side effect to monitor.
5. The client is on digoxin and has severe digoxin toxicity. What is the nursing priority action?
- A. Check the potassium level.
- B. Give Digibind as an antidote.
- C. Change the dosing of digoxin to every other day.
- D. Administer a potassium supplement to decrease digoxin toxicity.
Correct answer: B
Rationale: The correct answer is to give Digibind as an antidote in cases of severe digoxin toxicity. Digibind works by binding to digoxin and preventing it from causing further harm. Checking the potassium level (choice A) is important but not the priority when the client has severe toxicity. Changing the dosing to every other day (choice C) is not appropriate in the setting of severe toxicity where immediate action is required. Giving a potassium supplement (choice D) may be needed eventually, but the priority is to administer Digibind to counteract the toxic effects of digoxin.
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