ATI RN
Cardiovascular System Exam Questions Pdf
1. What is the abnormal accumulation of fluid in the pleural space, often associated with infections or malignancies?
- A. Pleural effusion
- B. Pneumothorax
- C. Pulmonary edema
- D. Atelectasis
Correct answer: A
Rationale: The correct answer is A, pleural effusion. Pleural effusion is the accumulation of excess fluid between the layers of the pleura outside the lungs, often caused by infections, cancer, or other diseases. Pneumothorax (choice B) is the presence of air in the pleural space, not fluid. Pulmonary edema (choice C) is the accumulation of fluid in the lungs' air sacs and tissue, not in the pleural space. Atelectasis (choice D) is the collapse or closure of a lung resulting in reduced or absent gas exchange.
2. 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.
3. The client on spironolactone (Aldactone) has a potassium level of 5.8 mEq/L. What is the nurse’s priority action?
- A. Hold the spironolactone and notify the healthcare provider.
- B. Administer a potassium supplement.
- C. Continue the spironolactone as ordered.
- D. Increase the dose of spironolactone.
Correct answer: A
Rationale: With a potassium level of 5.8 mEq/L, which is high, the priority action for the nurse is to hold the spironolactone. Spironolactone is a potassium-sparing diuretic that can further increase potassium levels. Therefore, it is crucial to prevent exacerbating hyperkalemia by discontinuing the medication. Notifying the healthcare provider is necessary for further guidance and potential adjustments to the treatment plan. Administering a potassium supplement (Choice B) would be contraindicated since the client already has elevated potassium levels. Continuing the spironolactone as ordered (Choice C) can worsen hyperkalemia. Increasing the dose of spironolactone (Choice D) would be unsafe and exacerbate the high potassium levels.
4. The client on enoxaparin (Lovenox) is scheduled for surgery. What is the nurse’s priority action?
- A. Hold the enoxaparin and notify the healthcare provider.
- B. Administer the enoxaparin as scheduled.
- C. Administer vitamin K before the surgery.
- D. Monitor the client’s INR and proceed with surgery.
Correct answer: A
Rationale: The correct answer is A: Hold the enoxaparin and notify the healthcare provider. Enoxaparin, being an anticoagulant, should be held before surgery to reduce the risk of excessive bleeding during the procedure. It is crucial to inform the healthcare provider to determine the appropriate management plan. Choice B is incorrect because administering enoxaparin before surgery can increase the risk of bleeding. Choice C is incorrect as vitamin K administration is not typically indicated in this situation. Choice D is incorrect because monitoring the client's INR and proceeding with surgery without addressing the enoxaparin can lead to significant bleeding complications.
5. What is an infection that causes inflammation in the air sacs of one or both lungs, which may fill with fluid or pus?
- A. Pneumonia
- B. Tuberculosis
- C. Pleurisy
- D. Pulmonary edema
Correct answer: A
Rationale: The correct answer is A, Pneumonia. Pneumonia is an infection that inflames the air sacs in one or both lungs, which may fill with fluid or pus, causing symptoms like cough, fever, chills, and difficulty breathing. Tuberculosis (B) is a bacterial infection that primarily affects the lungs but is caused by a different bacterium. Pleurisy (C) is inflammation of the tissues that line the lungs and chest cavity, not the air sacs. Pulmonary edema (D) is a condition where fluid accumulates in the lungs' air sacs but is often due to heart problems rather than an infection.
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