ATI LPN
ATI LPN Med Surg Lv 3 Electrolytes Imbalance Questions
Extract:
Question 1 of 5
A nurse is reviewing the laboratory results of a client who is taking a loop diuretic and notes the client's potassium level is 3.0 mEq/L (3.5-5 mEq/L). Which of the following physiological responses should the nurse expect related to the client's hypokalemia?
Correct Answer: A
Rationale: Hypokalemia can impair cardiac muscle function, leading to potentially life-threatening cardiac dysrhythmias.
Question 2 of 5
A nurse in a community clinic is collecting data from a client who reports frequent vomiting and diarrhea for the past 3 days. Which of the following findings should the nurse expect? (Select all that apply.)
Correct Answer: C,D,E
Rationale: Poor skin turgor, hypotension, and flat neck veins are expected findings in dehydration due to fluid loss from vomiting and diarrhea.
Question 3 of 5
A nurse in a provider's office is collecting data from a client who takes furosemide daily for heart failure. Which of the following findings is a manifestation of hypokalemia?
Correct Answer: B
Rationale: Fatigue is a hallmark symptom of hypokalemia due to impaired cellular and muscle function.
Question 4 of 5
A nurse is monitoring a client who is dehydrated. Which of the following laboratory findings should the nurse report to the provider?
Correct Answer: C
Rationale: An elevated BUN level (25 mg/dL) is above the normal range (10-20 mg/dL) and indicates dehydration due to increased protein breakdown and decreased renal perfusion, requiring immediate reporting to the provider.
Question 5 of 5
A nurse is collecting data from a client who has acute gastroenteritis. Which of the following data collection findings should the nurse identify as the priority?
Correct Answer: A
Rationale: A potassium level of 2.5 mEq/L is critically low and can cause life-threatening cardiac dysrhythmias, requiring immediate intervention.