Hormones are chemical messages released by glands directly into the bloodstream. They trael around the body to their target organs.
Hormones travel much slower (at the speed of blood) than a nervous impule, which is an electrical message relayed directly to the target organs.
The hormone insulin is released by the pancreas to control blood sugar levels. Insulin travels in the blood.
Type 1 diabetes is caused by the pancreas failing to produce insulin. THis can lead to blood sugar levels rising fatally high and resulting in a coma or…