ATI RN
Cardiovascular System Exam Questions And Answers
1. What is the procedure where a small mesh tube is inserted into an artery to keep it open after angioplasty?
- A. Stent placement
- B. Bypass surgery
- C. Angioplasty
- D. Valve replacement
Correct answer: A
Rationale: The correct answer is A, stent placement. Stent placement involves inserting a small mesh tube into an artery to maintain its openness after angioplasty. This choice is correct because it directly describes the procedure mentioned in the question. Choices B, C, and D are incorrect. Bypass surgery involves rerouting blood flow around a blocked artery using a vessel from another part of the body. Angioplasty is the procedure of widening a narrowed or blocked blood vessel, often followed by stent placement. Valve replacement is a surgical procedure to replace a damaged or diseased heart valve with an artificial or biological valve.
2. What is an acute respiratory infection that inflames the alveoli in one or both lungs, causing them to fill with fluid or pus?
- A. Pneumonia
- B. Bronchitis
- C. Tuberculosis
- D. Asthma
Correct answer: A
Rationale: Pneumonia is the correct answer because it is an acute respiratory infection that inflames the alveoli in one or both lungs, leading to the accumulation of fluid or pus. This condition presents with symptoms like cough, fever, and difficulty breathing. Bronchitis is the inflammation of the bronchial tubes, not the alveoli. Tuberculosis is a bacterial infection that primarily affects the lungs but does not always result in alveolar inflammation. Asthma is a chronic respiratory condition characterized by airway inflammation and narrowing, not alveolar inflammation.
3. What is the condition where the lung collapses due to air leaking into the space between the lung and chest wall?
- A. Pneumothorax
- B. Pleural effusion
- C. Pulmonary fibrosis
- D. Lung cancer
Correct answer: A
Rationale: Pneumothorax is the correct answer. It is the collapse of a lung due to air leaking into the space between the lung and chest wall. This condition often requires emergency treatment. Choice B, Pleural effusion, is the buildup of excess fluid between the layers of the pleura outside the lung, not air. Choice C, Pulmonary fibrosis, is a lung disease characterized by scarring and thickening of lung tissue, not related to lung collapse. Choice D, Lung cancer, is the uncontrolled growth of abnormal cells in the lung, not directly causing lung collapse.
4. The nurse is giving a client an IV bolus of heparin. What is the most important nursing action?
- A. Monitor the client's heart rate.
- B. Check the client's blood pressure.
- C. Check for signs of bleeding.
- D. Monitor the client's respiratory rate.
Correct answer: A
Rationale: When administering an IV bolus of heparin, the most important nursing action is to monitor the client's heart rate. Heparin can cause bradycardia as a side effect, making it crucial to assess the heart rate for any abnormalities. Checking the blood pressure (Choice B) is important but not as critical as monitoring the heart rate. While checking for signs of bleeding (Choice C) is essential, it is not the most crucial action when administering heparin. Monitoring the respiratory rate (Choice D) is also important but not as directly related to the potential side effects of heparin as monitoring the heart rate.
5. The client is on a beta blocker for hypertension. What should the nurse monitor for?
- A. Bradycardia
- B. Tachycardia
- C. Hypertension
- D. Respiratory distress
Correct answer: A
Rationale: Corrected Rationale: When a client is on a beta blocker for hypertension, the nurse should monitor for bradycardia. Beta blockers are known to decrease heart rate, which can lead to bradycardia. Tachycardia (choice B) is unlikely as beta blockers have the opposite effect. Hypertension (choice C) is the condition being treated, not a side effect of beta blockers. Respiratory distress (choice D) is not a common effect of beta blockers and is not typically monitored in clients taking beta blockers.
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