ATI RN
Cardiovascular System Practice Exam
1. What is a chronic inflammatory disease that affects the small airways in the lungs, leading to episodes of wheezing, breathlessness, and coughing?
- A. Asthma
- B. COPD
- C. Bronchitis
- D. Lung cancer
Correct answer: A
Rationale: Asthma is the correct answer. It is a chronic inflammatory disease that affects the small airways in the lungs, leading to symptoms like wheezing, breathlessness, and coughing. Asthma is commonly triggered by allergens, exercise, respiratory infections, and other factors. Choice B, COPD (Chronic Obstructive Pulmonary Disease), is characterized by airflow limitation and is often caused by smoking. Choice C, Bronchitis, is an inflammation of the bronchial tubes and can be acute or chronic. Choice D, Lung cancer, is a disease characterized by uncontrolled cell growth in lung tissues and is commonly associated with smoking or environmental factors.
2. The client is on enalapril (Vasotec) for hypertension. What side effect is most commonly associated with this medication?
- A. Dry cough
- B. Hypotension
- C. Hyperkalemia
- D. Headache
Correct answer: A
Rationale: The correct answer is A: Dry cough. A dry cough is a common side effect of ACE inhibitors like enalapril. ACE inhibitors can cause the accumulation of bradykinin, leading to irritation of the respiratory tract and resulting in a persistent dry cough. Hypotension (choice B) is a possible side effect of ACE inhibitors but is less common than a dry cough. Hyperkalemia (choice C) is another side effect of ACE inhibitors, but it is not the most commonly associated one. Headache (choice D) is not a common side effect of enalapril compared to a dry cough. Therefore, the most commonly associated side effect with enalapril is a dry cough.
3. Which type of medication is used to reduce the workload on the heart by slowing down the heart rate and lowering blood pressure?
- A. Beta-blocker
- B. ACE inhibitor
- C. Calcium channel blocker
- D. Diuretic
Correct answer: A
Rationale: The correct answer is A: Beta-blocker. Beta-blockers are medications that reduce the workload on the heart by slowing down the heart rate and lowering blood pressure. They are commonly used in the treatment of heart conditions such as hypertension and heart failure. ACE inhibitors (B) work by dilating blood vessels to reduce blood pressure, calcium channel blockers (C) prevent calcium from entering the heart muscle and blood vessel walls, and diuretics (D) help the body get rid of excess salt and water by increasing urine production.
4. The client is on amiodarone. What is the most important side effect to monitor for?
- A. Pulmonary toxicity
- B. Thyroid dysfunction
- C. Liver toxicity
- D. Renal dysfunction
Correct answer: A
Rationale: The correct answer is A: Pulmonary toxicity. Amiodarone is known for causing serious pulmonary toxicity, which can be fatal. Monitoring for pulmonary toxicity is crucial due to its potential severity. Choice B, thyroid dysfunction, is a common side effect of amiodarone but is not as immediately life-threatening as pulmonary toxicity. Choices C and D, liver toxicity and renal dysfunction, are potential side effects of amiodarone but are not as critical or as common as pulmonary toxicity, making them less important to monitor initially.
5. What type of therapy delivers high concentrations of oxygen to the lungs?
- A. Oxygen therapy
- B. Ventilator therapy
- C. Mechanical ventilation
- D. CPAP therapy
Correct answer: A
Rationale: Oxygen therapy is the correct answer because it specifically refers to a treatment that delivers high concentrations of oxygen to the lungs. This therapy is used for patients who require additional oxygen due to conditions affecting their breathing. Ventilator therapy (B), mechanical ventilation (C), and CPAP therapy (D) involve different mechanisms and purposes than delivering high concentrations of oxygen to the lungs.
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