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ATI Adult Medical Surgical
1. A client's telemetry monitor indicates the sudden onset of ventricular fibrillation. Which assessment finding should the nurse anticipate?
- A. Bounding erratic pulse.
- B. Regularly irregular pulse.
- C. Thready irregular pulse.
- D. No palpable pulse.
Correct answer: D
Rationale: Ventricular fibrillation is a life-threatening arrhythmia characterized by chaotic, asynchronous contractions of the ventricles, resulting in ineffective cardiac output. This leads to the absence of a palpable pulse. Nurses should be prepared to initiate immediate interventions such as defibrillation to restore normal cardiac rhythm in a client experiencing ventricular fibrillation.
2. A client with liver cirrhosis and ascites is being treated with spironolactone. What is a key nursing consideration for this medication?
- A. Monitoring for signs of hyperkalemia
- B. Checking for signs of hypoglycemia
- C. Assessing for signs of dehydration
- D. Observing for symptoms of hyponatremia
Correct answer: A
Rationale: Spironolactone is a potassium-sparing diuretic, which can lead to hyperkalemia as it helps retain potassium in the body. Therefore, monitoring for signs of hyperkalemia such as muscle weakness, arrhythmias, or ECG changes is crucial to prevent potential complications.
3. A 28-year-old woman presents with abdominal pain, diarrhea, and rectal bleeding. She has a history of similar episodes in the past. What is the most likely diagnosis?
- A. Ulcerative colitis
- B. Irritable bowel syndrome
- C. Celiac disease
- D. Diverticulitis
Correct answer: A
Rationale: The constellation of symptoms including abdominal pain, diarrhea, and rectal bleeding in a young woman with a history of similar episodes is highly suggestive of ulcerative colitis. This chronic inflammatory condition primarily affects the colon and rectum, leading to symptoms such as bloody diarrhea, abdominal pain, and urgency. The recurrent nature of her symptoms and the presence of rectal bleeding further support this diagnosis over other conditions listed, such as irritable bowel syndrome, celiac disease, or diverticulitis, which typically do not present with the same combination of symptoms and history.
4. A client is admitted with diabetic ketoacidosis (DKA). Which assessment finding requires immediate intervention?
- A. Fruity breath odor.
- B. Blood glucose of 450 mg/dL.
- C. Deep, rapid respirations.
- D. Serum potassium of 5.2 mEq/L.
Correct answer: C
Rationale: The correct answer is C: Deep, rapid respirations (Kussmaul breathing). This is a sign of severe acidosis commonly seen in diabetic ketoacidosis (DKA) and requires immediate intervention. Kussmaul breathing helps to compensate for the metabolic acidosis by blowing off carbon dioxide. Prompt intervention is necessary to prevent further deterioration and potential respiratory failure. Fruity breath odor (Choice A) is a classic sign of DKA but does not require immediate intervention. While a blood glucose level of 450 mg/dL (Choice B) is high, it does not pose an immediate threat to the client's life. Serum potassium of 5.2 mEq/L (Choice D) is slightly elevated but not the most critical finding that requires immediate intervention in this scenario.
5. The client has just been diagnosed with Addison's disease. Which clinical manifestation should the nurse expect to find?
- A. Hypertension and hyperglycemia.
- B. Hyperpigmentation and hypotension.
- C. Exophthalmos and tachycardia.
- D. Weight gain and fluid retention.
Correct answer: B
Rationale: Hyperpigmentation and hypotension are classic clinical manifestations of Addison's disease due to decreased cortisol production. Hyperpigmentation occurs due to elevated levels of ACTH, leading to increased melanin synthesis. Hypotension results from aldosterone deficiency, causing sodium loss and volume depletion.
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