ATI RN
Cardiovascular System Practice Exam
1. What is a condition where the airways become inflamed and narrow, making breathing difficult?
- A. Asthma
- B. Bronchitis
- C. Pleurisy
- D. Tuberculosis
Correct answer: A
Rationale: Asthma is the correct answer. It is a condition characterized by inflammation, narrowing, and swelling of the airways, leading to symptoms like wheezing, shortness of breath, and coughing. Bronchitis is the inflammation of the bronchial tubes; Pleurisy is inflammation of the tissues that line the lungs and chest cavity; Tuberculosis is a bacterial infection that mainly affects the lungs.
2. The nurse is teaching a client about side effects of ACE inhibitors. What is the most important side effect to monitor?
- A. Cough
- B. Hyperkalemia
- C. Hypotension
- D. Dizziness
Correct answer: A
Rationale: The correct answer is A: Cough. ACE inhibitors commonly cause a persistent dry cough in patients. This side effect is important to monitor because it can indicate the development of angioedema, a serious adverse reaction that requires immediate medical attention. Hyperkalemia (choice B) is a potential side effect of ACE inhibitors but is not typically the most important one to monitor. Hypotension (choice C) and dizziness (choice D) are also possible side effects of ACE inhibitors, but they are not as critical to monitor as the development of a persistent cough.
3. Which condition involves the enlargement and weakening of the left ventricle of the heart, leading to reduced pumping ability?
- A. Dilated cardiomyopathy
- B. Hypertrophic cardiomyopathy
- C. Restrictive cardiomyopathy
- D. Pericarditis
Correct answer: A
Rationale: The correct answer is A: Dilated cardiomyopathy. Dilated cardiomyopathy is characterized by the enlargement and weakening of the left ventricle of the heart, which results in a reduced ability to pump blood effectively. Choice B, Hypertrophic cardiomyopathy, involves thickening of the heart muscle, not enlargement. Choice C, Restrictive cardiomyopathy, is characterized by stiffening of the heart muscle, not enlargement. Choice D, Pericarditis, refers to inflammation of the pericardium, the lining surrounding the heart, and does not involve enlargement and weakening of the left ventricle.
4. The client is on a nitrate for angina. What is the most common side effect the nurse should monitor for?
- A. Headache
- B. Flushing
- C. Dizziness
- D. Nausea
Correct answer: A
Rationale: The correct answer is A, Headache. Nitrates commonly cause headaches as a side effect due to vasodilation. Flushing, dizziness, and nausea are less common side effects associated with nitrates. Flushing is more related to the dilation of blood vessels closer to the skin's surface, dizziness could occur but is not as common as headaches, and nausea is a less typical side effect of nitrates.
5. What type of medication is used to reduce inflammation in the airways and prevent asthma attacks?
- A. Corticosteroid
- B. Bronchodilator
- C. Antihistamine
- D. Mucolytic
Correct answer: A
Rationale: The correct answer is A, Corticosteroid. Corticosteroids are medications that work by reducing inflammation in the airways, helping to prevent asthma attacks and manage chronic respiratory conditions. Bronchodilators (choice B) work by relaxing the muscles around the airways to make breathing easier, but they do not primarily target inflammation. Antihistamines (choice C) are used to treat allergic reactions and do not directly target airway inflammation. Mucolytics (choice D) help to break down and thin mucus in the airways but do not reduce inflammation.
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