ATI RN
Cardiovascular System Exam Questions
1. What is a surgical procedure to create an opening in the windpipe to assist with breathing?
- A. Tracheostomy
- B. Lobectomy
- C. Thoracotomy
- D. Pleurodesis
Correct answer: A
Rationale: Tracheostomy is the correct answer. It is a surgical procedure to create an opening in the windpipe (trachea) to assist with breathing. This procedure is commonly used for patients who require long-term ventilation support. Choice B, Lobectomy, involves the removal of a lobe of the lung and is not related to creating an opening in the windpipe. Choice C, Thoracotomy, is a surgical incision into the chest wall and is not specifically related to creating an opening in the windpipe. Choice D, Pleurodesis, is a procedure to treat recurrent pleural effusions by causing the pleural layers to stick together, and it is not related to creating an opening in the windpipe.
2. What is a condition where the walls of the arteries in the lungs become thickened and stiff, leading to increased blood pressure in the pulmonary arteries?
- A. Pulmonary hypertension
- B. Pulmonary fibrosis
- C. Pulmonary embolism
- D. Pulmonary edema
Correct answer: A
Rationale: Pulmonary hypertension is a condition characterized by the thickening and stiffening of the arteries in the lungs, resulting in elevated blood pressure in the pulmonary arteries. This condition is distinct from the other choices provided. Pulmonary fibrosis involves scarring of lung tissue, pulmonary embolism is a blockage in the pulmonary artery, and pulmonary edema is the accumulation of fluid in the lungs.
3. What condition is characterized by narrowed or blocked arteries in the legs or arms, leading to pain and mobility issues?
- A. Peripheral artery disease
- B. Atherosclerosis
- C. Raynaud's disease
- D. Varicose veins
Correct answer: A
Rationale: The correct answer is A: Peripheral artery disease (PAD). PAD is a condition where the arteries in the legs or arms become narrowed or blocked, leading to pain and mobility issues. Choice B, Atherosclerosis, refers to the buildup of fats, cholesterol, and other substances in and on the artery walls, not specifically the narrowing or blockage in the extremities. Choice C, Raynaud's disease, is characterized by reduced blood flow to the extremities, leading to coldness, numbness, and color changes in the skin, but it is not primarily about narrowed or blocked arteries. Choice D, Varicose veins, involves enlarged, twisted veins usually in the legs, but it is not related to narrowed or blocked arteries causing pain and mobility issues.
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 a condition where the heart's electrical impulses are delayed or blocked, leading to a slower or irregular heartbeat?
- A. Heart block
- B. Tachycardia
- C. Bradycardia
- D. Arrhythmia
Correct answer: A
Rationale: Heart block is the correct answer because it specifically refers to a condition where the heart's electrical impulses are delayed or blocked, resulting in a slower or irregular heartbeat. Tachycardia (choice B) is a condition characterized by a fast heart rate, Bradycardia (choice C) is a slow heart rate, and Arrhythmia (choice D) is a general term used to describe any abnormal heart rhythm, which may or may not involve delays or blocks in electrical impulses.
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