1 Sugar is absorbed into the bloodstream, where it enters cells with the help of insulin. 2  Your liver stores and makes glucose.  When your glucose levels are low, such as when you haven't eaten in a while, the liver breaks down stored glycogen into glucose to keep your glucose level within a normal range.
Training to become a pediatrician requires a four-year undergraduate degree, four years of medical school, and three or more years of hands-on residency training.
Of course, you aren't a pediatrician after your six to eight years of college and medical school. To complete your training and become a pediatrician, you also after to complete: One year of a pediatrics internship. Two years of a pediatrics residency.