Endocrine System Disorders and Drugs. Definititions Endocrine: secretes into blood Exocrine: secretes into epithelial surfaces Hormone: product secreted.
The endocrine system. What is an endocrine gland? Endocrine: secretes substance into blood Exocrine: secretes substance into a duct (ex: sweat)
The Endocrine System Chapter 45. Types of chemical messengers: Hormone Paracrine regulators pheromones 2.
