ATI RN
Cardiovascular System Exam Questions Pdf
1. The nurse is caring for a client on digoxin. What is the most important assessment before administering this medication?
- A. Check the client’s heart rate.
- B. Check the client’s blood pressure.
- C. Check the client’s respiratory rate.
- D. Check the client’s oxygen saturation.
Correct answer: A
Rationale: The correct answer is to check the client’s heart rate before administering digoxin because one of the side effects of digoxin is bradycardia. Monitoring the heart rate is crucial to assess whether the client's heart rate is within the acceptable range before giving the medication. Checking the blood pressure (Choice B), respiratory rate (Choice C), or oxygen saturation (Choice D) are important assessments in general patient care, but they are not specifically related to the administration of digoxin.
2. The healthcare provider is administering IV nitroglycerin to a patient for chest pain. What is the most critical parameter to monitor?
- A. Heart rate
- B. Blood pressure
- C. Oxygen saturation
- D. Respiratory rate
Correct answer: B
Rationale: The correct answer is 'Blood pressure.' Nitroglycerin is a vasodilator that can cause a rapid drop in blood pressure, leading to hypotension. Monitoring the blood pressure is crucial to prevent potential complications such as hypotension-induced dizziness, syncope, or organ hypoperfusion. While heart rate, oxygen saturation, and respiratory rate are important parameters to monitor in a clinical setting, the immediate concern with IV nitroglycerin administration is the risk of hypotension, making blood pressure the most critical parameter to assess.
3. 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.
4. 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.
5. What type of imaging test uses X-rays to visualize the blood vessels after injecting them with a contrast dye?
- A. Angiography
- B. CT scan
- C. MRI
- D. Ultrasound
Correct answer: A
Rationale: Angiography is the correct answer because it is an imaging test that specifically uses X-rays to visualize blood vessels by injecting them with a contrast dye. This procedure is crucial for diagnosing conditions such as blockages or aneurysms. The other options, CT scan, MRI, and ultrasound, do not involve the use of contrast dye to visualize blood vessels with X-rays.
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