The nurse checks the blood glucose of an unconscious diabetic patient. The nurse would consider the patient hypoglycemic and administer intravenous dextrose if the blood glucose is under


• Normal blood glucose is 70–110 mg/dL. Blood glucose is considered to be within the normal range at 70 mg/dL, but any BG value that is under 70 mg/dL should be treated.

• The correct answer is to treat any blood glucose "under 70 mg/dL," which also includes 65 mg/dL and 40 mg/dL.

• The Institute for Clinical Systems Improvement recommends the treatment of a blood glucose of less than 70 mg/dL.

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