ATI RN
ATI Pathophysiology Exam 2
1. Which of the following disturbances would cause a client to experience gout?
- A. Serotonin receptors
- B. Uric acid metabolism
- C. Liver function
- D. Cardiac function
Correct answer: B
Rationale: Gout is caused by a disturbance in uric acid metabolism, leading to the accumulation of uric acid crystals in joints. Serotonin receptors (Choice A) are not related to gout. Liver function (Choice C) is important for metabolism but is not directly linked to gout development. Cardiac function (Choice D) is primarily related to the heart's functioning and not associated with gout.
2. A nurse practitioner is assessing a 7-year-old boy who has been brought to the clinic by his mother, who is concerned about her son's increasingly frequent, severe headaches. Which of the nurse's questions is least likely to yield data that will confirm or rule out migraines as the cause of his problem?
- A. Does your son experience nausea or vomiting when he has a headache?
- B. Does your son have a history of recent head injury?
- C. Does your son become sensitive to light when he has a headache?
- D. Does anyone in your family have a history of migraines?
Correct answer: B
Rationale: Asking about a history of recent head injury is less likely to yield data relevant to confirming or ruling out migraines. Migraines are often associated with symptoms like nausea, vomiting, sensitivity to light, and a family history of migraines. While head injuries can cause headaches, the focus of the assessment in this case should be on symptoms more specific to migraines to guide the diagnosis and management.
3. A client presents to the emergency department with complaints of chest pain and shortness of breath. The client's ECG shows ST-segment elevation. What is the priority nursing intervention?
- A. Administer aspirin as prescribed.
- B. Prepare the client for emergent coronary angiography.
- C. Administer oxygen therapy.
- D. Initiate CPR.
Correct answer: B
Rationale: In a client presenting with chest pain, shortness of breath, and ST-segment elevation on ECG, the priority nursing intervention is to prepare the client for emergent coronary angiography. This procedure is crucial in diagnosing and treating acute myocardial infarction promptly. Administering aspirin (Choice A) is important but not the priority over emergent coronary angiography. Administering oxygen therapy (Choice C) is supportive but does not address the underlying cause of the ST-segment elevation. Initiating CPR (Choice D) is not the priority in this scenario as the client is stable and conscious.
4. What is the pathophysiologic process responsible for the decreased glomerular filtration rate in a patient with acute glomerulonephritis?
- A. Decreased renal-induced constriction of the renal arteries
- B. Immune complex deposition, increased capillary permeability, and cellular proliferation
- C. Necrosis of 70% or more of the nephrons secondary to increased kidney interstitial hydrostatic pressure
- D. Scar tissue formation throughout the proximal convoluted tubule secondary to toxin-induced collagen synthesis
Correct answer: B
Rationale: The correct answer is B: Immune complex deposition, increased capillary permeability, and cellular proliferation. Acute glomerulonephritis is characterized by inflammation of the glomeruli in the kidneys. This inflammation leads to the deposition of immune complexes, increased capillary permeability, and cellular proliferation, which collectively contribute to a decreased glomerular filtration rate. Choice A is incorrect as decreased renal-induced constriction of the renal arteries would not directly result in decreased glomerular filtration rate. Choice C is incorrect as necrosis of nephrons due to increased kidney interstitial hydrostatic pressure would affect kidney function differently. Choice D is incorrect as scar tissue formation in the proximal convoluted tubule due to toxin-induced collagen synthesis is not a typical feature of acute glomerulonephritis.
5. A patient with a history of breast cancer is being prescribed tamoxifen (Nolvadex). What should the nurse 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. Patients should be educated about signs and symptoms of blood clots, such as swelling, pain, or redness in the legs. Choices B, C, and D are incorrect because tamoxifen is not associated with decreasing the risk of osteoporosis, causing hot flashes and menopausal symptoms, or causing weight gain and fluid retention.
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