ATI RN
ATI Pathophysiology Exam
1. A patient is receiving epoetin alfa (Epogen) for anemia. Which of the following adjunctive therapies is imperative with epoetin alfa?
- A. Potassium supplements
- B. Sodium restriction
- C. Iron supplement
- D. Renal dialysis
Correct answer: C
Rationale: The correct answer is C: Iron supplement. When a patient is receiving epoetin alfa for anemia, it is imperative to provide iron supplementation as epoetin alfa works by stimulating the production of red blood cells, which require iron for hemoglobin synthesis. Therefore, iron supplementation is crucial to support the increased erythropoiesis. Choices A, B, and D are incorrect because potassium supplements, sodium restriction, and renal dialysis are not typically indicated as adjunctive therapies with epoetin alfa for anemia.
2. A nurse is caring for a client with lung cancer who is experiencing dyspnea. Which intervention is most appropriate?
- A. Administer a cough suppressant to reduce discomfort.
- B. Encourage the client to lie flat to ease breathing.
- C. Provide supplemental oxygen therapy.
- D. Encourage deep breathing and coughing exercises.
Correct answer: C
Rationale: The most appropriate intervention for a client with lung cancer experiencing dyspnea is to provide supplemental oxygen therapy. This intervention helps improve oxygenation and alleviate breathing difficulties. Administering a cough suppressant (Choice A) may not address the underlying cause of dyspnea and can potentially depress the respiratory drive. Encouraging the client to lie flat (Choice B) can worsen dyspnea by reducing lung expansion. Encouraging deep breathing and coughing exercises (Choice D) may be beneficial in some situations, but when a client is experiencing dyspnea due to lung cancer, supplemental oxygen therapy is the priority to improve oxygen levels and alleviate breathing difficulty.
3. A nurse caring for a patient with a diagnosis of lung cancer is aware that the primary risk factor for developing lung cancer is:
- A. Alcohol consumption
- B. Smoking
- C. Poor diet
- D. Environmental exposure
Correct answer: B
Rationale: The correct answer is B: Smoking. Smoking is the primary risk factor for developing lung cancer. Tobacco smoke contains numerous carcinogens that can damage the cells in the lungs, leading to the development of cancer. Alcohol consumption (Choice A), poor diet (Choice C), and environmental exposure (Choice D) can contribute to overall health risks, but they are not the primary risk factors specifically associated with the development of lung cancer.
4. A patient with a history of breast cancer is being prescribed tamoxifen (Nolvadex). What is a critical point the nurse should include in the patient education?
- A. Tamoxifen may increase the risk of venous thromboembolism.
- B. Tamoxifen may decrease the risk of osteoporosis.
- C. Tamoxifen may cause hot flashes and other menopausal symptoms.
- D. Tamoxifen may cause weight gain and fluid retention.
Correct answer: A
Rationale: The correct answer is A. Tamoxifen increases the risk of venous thromboembolism, so patients should be educated about the signs and symptoms of blood clots. Choice B is incorrect because tamoxifen does not decrease the risk of osteoporosis. Choice C is incorrect as tamoxifen may cause hot flashes and other menopausal symptoms but this is not the critical point for patient education. Choice D is incorrect as tamoxifen may cause weight gain and fluid retention, but it is not the critical point that the nurse should focus on in patient education.
5. What is a common cause of a pulmonary embolism?
- A. An autoimmune disorder
- B. A venous blood clot from the lower extremity
- C. An increase in intracranial pressure
- D. Hypotension
Correct answer: B
Rationale: A pulmonary embolism is commonly caused by a blood clot that originates in the venous system of the lower extremity and travels to the lungs, blocking blood flow. This clot is known as a venous thromboembolism. An autoimmune disorder (Choice A) is not typically associated with pulmonary embolism. Intracranial pressure (Choice C) refers to pressure inside the skull and is unrelated to pulmonary embolism. Hypotension (Choice D) is low blood pressure and is not a common cause of pulmonary embolism.
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