ATI RN
Cardiovascular System Exam Questions Pdf
1. What is a condition where the heart is unable to relax properly between beats, reducing its ability to fill with blood?
- A. Diastolic heart failure
- B. Systolic heart failure
- C. Hypertrophic cardiomyopathy
- D. Restrictive cardiomyopathy
Correct answer: A
Rationale: The correct answer is A: Diastolic heart failure. In diastolic heart failure, the heart is unable to relax properly between beats, leading to a reduced ability to fill with blood. This condition primarily affects the heart's filling function rather than its pumping function, which is characteristic of systolic heart failure (choice B). Hypertrophic cardiomyopathy (choice C) involves the abnormal thickening of the heart muscle, while restrictive cardiomyopathy (choice D) is characterized by the heart muscle becoming stiff and less compliant. Therefore, choices B, C, and D are incorrect in the context of a heart condition where relaxation between beats is impaired.
2. The client on amiodarone develops symptoms of hypothyroidism. What is the nurse’s best response?
- A. Notify the healthcare provider immediately.
- B. Reassure the client that this is a common side effect of amiodarone.
- C. Monitor the client’s thyroid function tests regularly.
- D. Discontinue the amiodarone immediately.
Correct answer: C
Rationale: When a client on amiodarone develops symptoms of hypothyroidism, the nurse's best response is to monitor the client's thyroid function tests regularly. Amiodarone can affect thyroid function, so monitoring is essential to assess the impact and adjust treatment if necessary. Notifying the healthcare provider immediately (Choice A) may be necessary in some cases but the priority is to monitor first. Reassuring the client (Choice B) is not sufficient as monitoring is crucial. Discontinuing amiodarone (Choice D) abruptly without healthcare provider guidance can lead to serious consequences.
3. What is a procedure to remove fluid or air from the pleural space to help a patient breathe easier?
- A. Thoracentesis
- B. Bronchoscopy
- C. Chest X-ray
- D. CT scan
Correct answer: A
Rationale: Correct! Thoracentesis is the correct answer. It is a procedure where fluid or air is removed from the pleural space in the chest to help the patient breathe more easily. Bronchoscopy (choice B) is a procedure to visualize the airways, while Chest X-ray (choice C) and CT scan (choice D) are imaging tests and do not involve the removal of fluid or air from the pleural space.
4. What is the condition where the lungs become filled with fluid, often due to heart failure, making it difficult to breathe?
- A. Pulmonary edema
- B. Pleural effusion
- C. Pulmonary hypertension
- D. Pneumothorax
Correct answer: A
Rationale: Pulmonary edema is the correct answer. It occurs when fluid fills the lungs, usually due to heart failure, leading to breathing difficulties. Pleural effusion is the accumulation of fluid around the lungs, not inside. Pulmonary hypertension is high blood pressure in the arteries of the lungs, and pneumothorax is the presence of air between the lung and chest wall.
5. Which medication is used to lower high blood pressure and reduce the risk of heart attacks and strokes?
- A. ACE inhibitor
- B. Beta-blocker
- C. Diuretic
- D. Calcium channel blocker
Correct answer: A
Rationale: The correct answer is an ACE inhibitor. ACE inhibitors are medications specifically designed to lower high blood pressure and reduce the risk of heart attacks, strokes, and other cardiovascular events. Beta-blockers, diuretics, and calcium channel blockers are also used to treat high blood pressure, but ACE inhibitors are particularly effective in reducing the risk of heart attacks and strokes.
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