It’s been five hours since you had your last meal, which has made your blood-glucose level drop. How is your e?

C The alpha cells of the islets of Langhans in the pancreas secrete glucagon, whose action is gluconeogenesis, raising the circulating blood sugar level. If you have stored glycogen in the liver, that is used first, then muscle glycogen, then it starts burning fat. (The beta cells secrete insulin).