ATI RN
Physical Exam Cardiovascular System
1. Which type of lung cancer begins in the cells lining the bronchi and bronchioles?
- A. Adenocarcinoma
- B. Small cell lung cancer
- C. Squamous cell carcinoma
- D. Mesothelioma
Correct answer: A
Rationale: Adenocarcinoma is the correct answer because it is a type of lung cancer that originates in the cells lining the bronchi and bronchioles. Adenocarcinoma is one of the most common types of lung cancer, often found in non-smokers and more frequently in women. Small cell lung cancer (Choice B) typically starts in the bronchi, but it is characterized by its rapid growth and tendency to spread quickly. Squamous cell carcinoma (Choice C) usually begins in the squamous cells lining the bronchi and is strongly associated with smoking. Mesothelioma (Choice D) is a cancer that affects the lining of certain organs like the lungs, often caused by asbestos exposure, but it does not specifically start in the cells lining the bronchi and bronchioles.
2. The client on nitroglycerin complains of a headache. What is the most appropriate response by the nurse?
- A. Administer acetaminophen as prescribed for the headache.
- B. Hold the next dose of nitroglycerin.
- C. Discontinue the nitroglycerin immediately.
- D. Notify the healthcare provider immediately.
Correct answer: A
Rationale: The correct response is to administer acetaminophen as prescribed for the headache. Headaches are a common side effect of nitroglycerin due to vasodilation. Administering acetaminophen can help relieve the headache. Holding the next dose of nitroglycerin (Choice B) may not address the current headache, and discontinuing nitroglycerin immediately (Choice C) without healthcare provider guidance can be dangerous due to the potential for rebound hypertension. Notifying the healthcare provider immediately (Choice D) is not necessary for a common side effect like a headache, and the nurse can manage this symptom independently.
3. Which artery supplies the right atrium, right ventricle, a portion of the septum, SA node, AV node, and inferior portion of the left ventricle?
- A. Right coronary artery
- B. Left circumflex artery
- C. Posterior descending artery
- D. Aortic artery
Correct answer: A
Rationale: The correct answer is the right coronary artery. It supplies essential areas of the heart, including the right atrium, right ventricle, a portion of the septum, SA node, AV node, and the inferior portion of the left ventricle. The left circumflex artery primarily supplies the left atrium and lateral wall of the left ventricle, not the mentioned areas. The posterior descending artery supplies the inferior wall of the left ventricle, not the right side. The aortic artery is a general term and does not specifically refer to an artery that supplies the mentioned areas.
4. The client is receiving intravenous dopamine. What is the most important nursing assessment?
- A. Monitor heart rate and rhythm
- B. Monitor blood pressure
- C. Monitor respiratory rate
- D. Monitor oxygen saturation
Correct answer: A
Rationale: The correct answer is to monitor heart rate and rhythm when a client is receiving intravenous dopamine. Dopamine is known to potentially cause arrhythmias, making this assessment crucial. While monitoring blood pressure, respiratory rate, and oxygen saturation are important nursing assessments, they are not the most critical when dopamine is being administered.
5. Which condition involves the body's immune system attacking the lungs and kidneys, causing severe respiratory and renal damage?
- A. Goodpasture syndrome
- B. Sarcoidosis
- C. Wegener's granulomatosis
- D. Interstitial lung disease
Correct answer: A
Rationale: Goodpasture syndrome is the correct answer. It is an autoimmune disease characterized by the immune system attacking the lungs and kidneys, leading to bleeding in the lungs and kidney failure. Sarcoidosis primarily affects the lungs and lymph nodes, not the kidneys. Wegener's granulomatosis affects the lungs, sinuses, and kidneys, but it is characterized by inflammation of blood vessels. Interstitial lung disease involves scarring of the lung tissue, not direct immune system attacks on the lungs and kidneys.
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