ATI RN
Cardiovascular System Practice Exam
1. What is the condition where the blood vessels that supply blood to the legs and feet become narrowed or blocked, causing pain and difficulty walking?
- A. Peripheral artery disease
- B. Raynaud's disease
- C. Varicose veins
- D. Pulmonary embolism
Correct answer: A
Rationale: The correct answer is A, Peripheral artery disease (PAD). PAD is a condition where the blood vessels that supply blood to the legs and feet become narrowed or blocked, leading to decreased blood flow, pain, and difficulty walking, especially during physical activity. Raynaud's disease (choice B) is characterized by vasospasms in the fingers and toes, causing them to turn white or blue. Varicose veins (choice C) are enlarged, twisted veins usually found in the legs. Pulmonary embolism (choice D) is a blockage in one of the pulmonary arteries in the lungs, often caused by a blood clot.
2. Which procedure is used to remove excess fluid or air from the pleural space, helping to relieve pressure on the lungs?
- A. Thoracentesis
- B. Bronchoscopy
- C. Chest X-ray
- D. Arterial blood gas (ABG)
Correct answer: A
Rationale: The correct answer is Thoracentesis. Thoracentesis is a procedure specifically designed to remove excess fluid or air from the pleural space in the chest. This process helps to relieve pressure on the lungs and improve breathing. Bronchoscopy (Choice B) is a procedure used to visualize the airways and diagnose lung conditions, not to remove fluid from the pleural space. Chest X-ray (Choice C) is an imaging test that provides a picture of the structures inside the chest, including the lungs, heart, and bones. Arterial blood gas (ABG) test (Choice D) is a blood test that measures the levels of oxygen and carbon dioxide in the blood, providing information about how well the lungs are working, but it does not involve removing excess fluid or air from the pleural space.
3. What is a condition where the airways become inflamed and narrow, making breathing difficult?
- A. Asthma
- B. Bronchitis
- C. Pleurisy
- D. Tuberculosis
Correct answer: A
Rationale: Asthma is the correct answer. It is a condition characterized by inflammation, narrowing, and swelling of the airways, leading to symptoms like wheezing, shortness of breath, and coughing. Bronchitis is the inflammation of the bronchial tubes; Pleurisy is inflammation of the tissues that line the lungs and chest cavity; Tuberculosis is a bacterial infection that mainly affects the lungs.
4. 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.
5. What is the condition where the arteries in the brain become blocked or narrowed, leading to reduced blood flow and a potential stroke?
- A. Cerebral atherosclerosis
- B. Coronary artery disease
- C. Pulmonary embolism
- D. Peripheral artery disease
Correct answer: A
Rationale: Cerebral atherosclerosis is the correct answer. It is a condition where the arteries in the brain become blocked or narrowed due to plaque buildup, leading to reduced blood flow and an increased risk of stroke. Choice B, Coronary artery disease, specifically affects the arteries supplying blood to the heart, not the brain. Choice C, Pulmonary embolism, involves a blockage in the pulmonary artery that affects blood flow to the lungs, not the brain. Choice D, Peripheral artery disease, refers to a condition where blockages occur in arteries outside of the heart and brain, typically affecting the limbs.
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