Endocrinology is the study of chemical communication systems that provide the means to control a huge number of physiologic processes. Like other communication networks, endocrine systems contain transmitters, signals and receivers that are called, respectively hormone producing cells, hormones and receptors. What exactly are hormones and how are they different from "non-hormones"? Hormones are chemical messengers secreted into blood or extracellular fluid by one cell that affect the functioning of other cells. Most hormones circulate …showed first 75 words of 3066 total…

…showed last 75 words of 3066 total…genetic cause. Type II usually develops in adults from both genetic and environmental causes. Loss of response of targets to insulin rather than lack of insulin causes this type of diabetes. Diabetes causes impairment in the functioning of the eyes, circulatory system, nervous system, and failure of the kidneys. Diabetes is the second leading cause of blindness in the US. Treatments involve daily injections of insulin, monitoring of blood glucose levels and a controlled diet.