ATI CBC 4 A Questions and Answers with Verified Solutions

ATI CBC 4 A Questions and Answers with Verified Solutions A nurse is reviewing the laboratory values of a client who has Addison's disease. Which of the following findings should the nurse expect? A. Total calcium 8.2 mEq/L B. Potassium 6.2 mEq/L C. Blood glucose 320 mg/dL D. Sodium 148 mEq/L ANSWER: Potassium 6.2 mEq/L Rationale: A client who has Addison's disease will have potassium level that rapidly increases due to lack of cortisol concentration levels, which leads to a fluid & electrolyte imbalance. A potassium level of 6.2 mEq/L is above the expected reference range and is expected finding for a client who has Addison's disease Total Calcium rationale: A client who has Addison's disease is at risk for hypercalcemia due to lack of cortisol concentration levels, which leads to a fluid and electrolyte imbalance. A total calcium level of 8.2 mEq/L is below the expected reference range. Blood glucose rationale: A client who has Addison's disease is at risk for hypoglycemia due to an abnormal regulation of glucose from lack of cortisol concentration levels. A blood glucose level of 320 mg/dL is above the expected range. Sodium rationale: A client who has Addison's disease is at risk for hyponatremia due to a lack of cortisol concentration levels, which leads to a fluid & electrolyte imbalance. A sodium level of 148 mEq/L is above the expected reference range. A nurse is teaching a client who has a new prescription for carvedilol following a myocardial infarction. Which of the following information should the nurse include? A. "You will experience headaches while taking this medication." B. "You should lie down before taking this medication." C. "You should take this medication on an empty stomach." D. "You should check your pulse before taking this medication." ANSWER: "You should check your pulse before taking this medication." Rationale: The nurse should instruct a client who is taking carvedilol to obtain his heart rate prior taking the medication. The client should withhold the medication and notify his provider if his heart rate is less than 60/min. A Rationale: The nurse should instruct a client who is taking nitrates to expect headaches while on the medication. B Rationale: The nurse should instruct a client who is taking nitrates to lie down before taking the medication. C Rationale: The nurse should instruct a client who is taking carvedilol to take the medication with food to minimize the risk for orthostatic hypotension. A nurse is teaching a client who has HIV about zidovudine. The nurse should instruct the client to monitor for which of the following findings as an adverse effect of this medication? A. Fever B. Hallucinations C. Polyuria D. Constipation ANSWER: Fever Rationale: The nurse should instruct the client to monitor for a fever, which can indicate an infection caused by bone marrow suppression. Hallucinations rationale: The nurse should instruct the client that seizures, rather than hallucinations, are an adverse effect of this