The Endocrine Sytem Second controlling system of the body ◦ Nervous system is the fast-control system Uses chemical messengers (hormones) that are released.
Kidney Anatomy & Function. Organs of the Urinary System Figure 15.1a.
The Endocrine System Anatomy and Physiology Endocrine System Endocrine organs secrete hormones directly into body fluids (blood) Hormones are chemical.
