1. Endocrine System System of organs that produce hormones
Responsible for regulating
Metabolism
Growth and development
Reproductive cycles

2. Hormones Chemical messengers produced by endocrine organs
Travel through the circulatory system

3. Hypothalamus Part of the brain that controls hormone production
Hormones are produced in response to internal or external stimuli

4. Pituitary Gland
Endocrine organ that produces hormones based on instructions from the hypothalamus
Produces a wide variety of hormones that are specific to other endocrine organs