ATI RN
Physical Exam Cardiovascular System
1. Which of the following is a chronic inflammatory disease of the airways that causes episodes of wheezing, breathlessness, chest tightness, and coughing?
- A. Asthma
- B. Bronchitis
- C. Pneumonia
- D. Emphysema
Correct answer: A
Rationale: Asthma is the correct answer. It is a chronic inflammatory disease of the airways characterized by episodes of wheezing, breathlessness, chest tightness, and coughing. These symptoms are often triggered by allergens or exercise. Bronchitis is an inflammation of the bronchial tubes, but it is not typically chronic or involve the same triggers as asthma. Pneumonia is an infection of the lungs, and emphysema is a type of chronic obstructive pulmonary disease (COPD) often caused by smoking.
2. What is a chronic lung disease that includes chronic bronchitis and emphysema?
- A. Chronic Obstructive Pulmonary Disease (COPD)
- B. Pneumonia
- C. Asthma
- D. Tuberculosis
Correct answer: A
Rationale: The correct answer is Chronic Obstructive Pulmonary Disease (COPD). COPD is a chronic lung condition that encompasses chronic bronchitis and emphysema, causing airflow obstruction from the lungs. Pneumonia (choice B) is an infection in the lungs, while asthma (choice C) is characterized by airway inflammation and constriction. Tuberculosis (choice D) is a bacterial infection that primarily affects the lungs but is distinct from COPD.
3. The client is on nitroglycerin patches. What should the nurse include in the client’s education?
- A. Rotate the application site with each new patch.
- B. Apply the patch at the same time each day.
- C. Leave the patch on for 24 hours, then remove it for 12 hours before applying a new one.
- D. Apply the patch to the same site each time.
Correct answer: A
Rationale: The correct answer is A: 'Rotate the application site with each new patch.' When educating a client using nitroglycerin patches, it is essential to rotate the application site to prevent skin irritation. Choice B is incorrect because applying the patch at the same time each day is not a critical aspect of patch application. Choice C is incorrect as nitroglycerin patches are usually left on for a specific period, typically 12 to 14 hours, before being replaced. Choice D is incorrect because applying the patch to the same site each time can lead to skin irritation and tolerance development.
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. The nurse is caring for a client on heparin. What is the most important lab value to monitor?
- A. aPTT
- B. INR
- C. Platelet count
- D. Hemoglobin
Correct answer: A
Rationale: The correct answer is A: aPTT. When a client is on heparin therapy, monitoring the aPTT is crucial. The aPTT helps assess the effectiveness of heparin in preventing blood clots and guides dose adjustments as needed. INR (Choice B) is more commonly used to monitor warfarin therapy. Platelet count (Choice C) is important to assess for potential bleeding disorders or thrombocytopenia but is not the primary lab value to monitor for heparin therapy. Hemoglobin (Choice D) is essential for assessing oxygen-carrying capacity but is not the most important lab value to monitor when a client is on heparin.
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