A Patient Has Been Diagnosed with Metabolic Syndrome and Is

A patient has been diagnosed with metabolic syndrome and is started on the biguanide metformin (Glucophage) . The nurse knows that the purpose of the metformin, in this situation, is which of these?

A) To increase the pancreatic secretion of insulin
B) To decrease insulin resistance
C) To increase blood glucose levels
D) To decrease the pancreatic secretion of insulin