The stomach is a muscular sac that is important for absorbing food and preparing food for further digestion.
Blood sugar refers to the amount of glucose in the blood of humans. A persistent high level of blood sugar is termed hyperglycemia and is associated with conditions such as diabetes and obesity. Low levels of blood sugar are termed hypoglycemia and are associated with Addison's disease and galactosemia. The normal range for blood glucose level is 82 mg/dl to 110 mg/dl.