ANCC Lab Values Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

ANCC Lab Values Questions and Answers | Latest Version | 2025/2026 | Correct & Verified What is the normal range for adult serum sodium levels? 135 to 145 mEq/L. What does a low serum potassium level indicate? Hypokalemia, which can cause muscle weakness and arrhythmias. What is the significance of an elevated serum creatinine? It indicates impaired kidney function. What is the normal range for adult blood glucose levels fasting? 70 to 100 mg/dL. What can a high white blood cell count suggest? An infection or inflammation. 2 What does a low hemoglobin level indicate? Anemia or blood loss. What is the normal range for platelet count? 150,000 to 450,000 per microliter. What does an elevated BUN (blood urea nitrogen) suggest? Dehydration or renal impairment. What is the normal range for adult serum calcium? 8.5 to 10.5 mg/dL. What does an increased INR indicate? A higher risk of bleeding due to anticoagulation. What is the clinical importance of low serum albumin? It may indicate malnutrition or liver disease. 3 What is the normal range for adult serum magnesium? 1.7 to 2.2 mg/dL. What does an elevated AST or ALT suggest? Liver injury or inflammation. What is the normal adult reference range for hematocrit? 38% to 52% depending on sex.