ATI RN
Cardiovascular System Exam Questions And Answers
1. What is a condition where the lung's air sacs become inflamed and fill with fluid or pus, causing cough, fever, chills, and difficulty breathing?
- A. Pneumonia
- B. Tuberculosis
- C. Asthma
- D. Bronchitis
Correct answer: A
Rationale: Pneumonia is the correct answer. It is an infection that inflames the air sacs in one or both lungs, leading to the accumulation of fluid or pus, which results in symptoms such as cough, fever, chills, and difficulty breathing. Tuberculosis (choice B) is a bacterial infection affecting the lungs but does not typically cause the same acute symptoms as described. Asthma (choice C) is a chronic respiratory condition characterized by inflammation and narrowing of the airways, not specifically involving the air sacs. Bronchitis (choice D) is an inflammation of the bronchial tubes, not the air sacs in the lungs, and does not typically cause the same symptoms as pneumonia.
2. The healthcare provider is monitoring a client receiving lidocaine IV. What side effect is the healthcare provider most concerned about?
- A. Severe headache
- B. Nausea and vomiting
- C. Seizures
- D. Tremors
Correct answer: C
Rationale: Seizures are the most concerning side effect of lidocaine IV administration due to its potential to indicate lidocaine toxicity, which can lead to serious complications such as cardiovascular collapse. Headache, nausea, and tremors are not typically associated with lidocaine IV and are less concerning compared to seizures in this context.
3. What is a condition where the heart's mitral valve does not close properly, causing blood to leak backward into the left atrium?
- A. Mitral valve prolapse
- B. Aortic stenosis
- C. Mitral stenosis
- D. Tricuspid regurgitation
Correct answer: A
Rationale: Mitral valve prolapse is the correct answer. It occurs when the mitral valve does not close properly, leading to blood leaking backward into the left atrium. This condition can manifest with symptoms such as palpitations and chest pain. Choices B, C, and D are incorrect because aortic stenosis involves narrowing of the aortic valve, mitral stenosis is the narrowing of the mitral valve, and tricuspid regurgitation is when blood leaks backward through the tricuspid valve.
4. Which condition is characterized by the weakening and rupture of the walls of the alveoli in the lungs, reducing the surface area available for gas exchange?
- A. Emphysema
- B. Bronchitis
- C. Atelectasis
- D. Pulmonary fibrosis
Correct answer: A
Rationale: The correct answer is A, Emphysema. Emphysema is a lung condition where the walls of the alveoli become weak and rupture, reducing the surface area available for gas exchange. This leads to shortness of breath. Choice B, Bronchitis, is characterized by inflammation of the bronchial tubes, not the alveoli. Choice C, Atelectasis, involves the collapse of a part or entire lung, not the weakening and rupture of alveolar walls. Choice D, Pulmonary fibrosis, is a condition where lung tissue becomes thickened and stiff, not involving the weakening and rupture of alveoli walls.
5. What procedure uses a balloon to open narrowed or blocked blood vessels in the heart?
- A. Angioplasty
- B. Coronary artery bypass graft
- C. Stent placement
- D. Valve replacement
Correct answer: A
Rationale: The correct answer is Angioplasty. Angioplasty is a procedure that involves using a balloon to open narrowed or blocked blood vessels in the heart, thereby improving blood flow. This choice is correct because it directly matches the description provided in the question. Choices B, C, and D are incorrect because they involve different procedures: Bypass graft is a surgical procedure to redirect blood flow, stent placement involves inserting a mesh tube to keep an artery open, and valve replacement is the surgical replacement of a heart valve.
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