ATI RN
Pathophysiology Practice Questions
1. In a 70-year-old man with a history of chronic obstructive pulmonary disease (COPD) reporting increasing shortness of breath, wheezing, and cough, which finding would indicate a potential exacerbation of his COPD?
- A. Increased wheezing
- B. Decreased respiratory rate
- C. Improved exercise tolerance
- D. Decreased sputum production
Correct answer: A
Rationale: The correct answer is A: Increased wheezing. In COPD exacerbations, there is a worsening of symptoms such as increased wheezing due to airway inflammation and narrowing. Choices B, C, and D are incorrect. Decreased respiratory rate would not be expected in COPD exacerbation as it is usually a compensatory mechanism to maintain oxygenation. Improved exercise tolerance is not a typical finding in exacerbations but rather a sign of improvement. Decreased sputum production is also not indicative of exacerbation, as exacerbations are often associated with increased sputum production.
2. Which goal is a priority for a client with a DSM-IV-TR diagnosis of delirium and the nursing diagnosis Acute confusion related to recent surgery secondary to traumatic hip fracture?
- A. The client will complete activities of daily living.
- B. The client will maintain safety.
- C. The client will remain oriented.
- D. The client will understand communication.
Correct answer: B
Rationale: The correct answer is B: 'The client will maintain safety.' For a client with delirium, especially in the context of acute confusion post-surgery, safety is the top priority. Delirium can lead to disorientation, impaired decision-making, and increased risk of falls or accidents. Ensuring the client's safety by implementing measures to prevent harm is crucial. Choices A, C, and D are important but not the priority in this scenario. Completing activities of daily living, remaining oriented, and understanding communication are relevant goals but come after ensuring the client's safety in the presence of delirium and acute confusion.
3. In osteoporosis, what is the expected therapeutic action of raloxifene (Evista)?
- A. It decreases bone resorption and increases bone density.
- B. It stimulates the formation of new bone.
- C. It increases calcium absorption in the intestines.
- D. It decreases the excretion of calcium through the kidneys.
Correct answer: A
Rationale: The correct answer is A. Raloxifene works by decreasing bone resorption and increasing bone density. This helps in strengthening bones, reducing the risk of fractures, and improving bone health in patients with osteoporosis. Choice B is incorrect because raloxifene does not directly stimulate the formation of new bone but rather prevents bone loss. Choice C is incorrect as raloxifene does not primarily affect calcium absorption in the intestines. Choice D is also incorrect as raloxifene does not primarily decrease the excretion of calcium through the kidneys.
4. What should a nurse include in patient teaching for a patient prescribed medroxyprogesterone acetate (Provera) for endometriosis?
- A. Medroxyprogesterone should be taken at the same time each day to maintain consistent hormone levels and effectiveness in treating endometriosis.
- B. Medroxyprogesterone can be taken with food to reduce gastrointestinal upset.
- C. Medroxyprogesterone should be discontinued if side effects occur.
- D. Medroxyprogesterone should be taken once a week to maintain effectiveness.
Correct answer: A
Rationale: When teaching a patient prescribed medroxyprogesterone acetate (Provera) for endometriosis, the nurse should emphasize the importance of taking the medication at the same time each day. This helps maintain consistent hormone levels and ensures the effectiveness of the treatment. Option A is correct because it addresses this key point. Option B is incorrect because medroxyprogesterone should be taken consistently but not necessarily with food. Option C is incorrect because discontinuing the medication without consulting a healthcare provider is not advisable. Option D is incorrect as medroxyprogesterone is usually taken daily, not weekly, for the treatment of endometriosis.
5. A patient has acute respiratory failure (ARF). Which of the following would the nurse expect to find?
- A. Alkalosis and hyperventilation
- B. Hypoxemia and hypercapnia
- C. Alkalosis and high potassium
- D. Elevated sodium and acidosis
Correct answer: B
Rationale: In acute respiratory failure, hypoxemia (low blood oxygen) and hypercapnia (high blood carbon dioxide) are commonly observed. Choice A is incorrect because alkalosis (high pH) and hyperventilation are not typically seen in acute respiratory failure. Choice C is incorrect as it mentions alkalosis and high potassium, which are not characteristic of acute respiratory failure. Choice D is also incorrect because elevated sodium and acidosis are not typically associated with acute respiratory failure.
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