Definition: The system of glands that release their secretions (hormones) directly into the circulatory system. In addition to the ENDOCRINE GLANDS, included are the CHROMAFFIN SYSTEM and the NEUROSECRETORY SYSTEMS. Synonym(s): Endocrine Systems / System, Endocrine / Systems, Endocrine / Narrow term(s): Chromaffin System Enteroendocrine Cells Endocrine Glands Neurosecretory Systems
Subheadings: anatomy and histology / chemistry / cytology / embryology / metabolism / microbiology / physiology / surgery