Physiology Normal Glucose level in CerebroSpinal Fluid (CSF) is A Glucose is not present in CSF B 40 -- 70 mg/dL C 80-- 120 mg/dL D 120-- 180 mg/dL 💡 Explanation Normal Glucose level in CerebroSpinal Fluid (CSF) is ✓ Correct Answer: B. 40 -- 70 mg/dL