Nervous System vs Endocrine System. Endocrine vs Exocrine Glands. Endocrine Glands. Ductless Produce chemical messenger Hormone released into blood stream. Exocrine Glands. Have ducts Produce a variety of substances (sweat, oil, enzymes) Release chemicals through ducts.
3 major types of hormones:
1. Amino Acid Derivatives
2. Peptide Hormones
3. Lipid Derivatives
Hypothalamus regulates secretion of hormones
Type I diabetes (10% of cases)
Type II diabetes (90% of cases)