<prompt> The arterial blood glucose concentration in normal humans after a meal is in the range of:30 to 50mgdL50 to 70mgdL120 to 150 mgdL220 to 250 mgdL  <response>: Ans. C. 120 to 150 mgdLUnlike patients who have diabetes, healthy humans are capable of keeping their blood glucose within a relatively narrow range after a meal, 120 to 150 mgdL. Blood levels of 30 to 50 mgdL and 50 to 70 mgdL indicate hypoglycemia, and blood levels of 220 to 250 mgdL and 300 to 350 mgdL indicate hyperglycemia. 