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Endocrine System
Definitions for the chapter
| Term | Definition |
|---|---|
| Endocrine gland | Ductless gland which release hormones directly into the blood stream |
| Exocrine gland | Glands that carry secretions out of a duct |
| Gland | A gland is a group of cells in an animals body that produces substances |
| Hormone | A chemical messenger, usually a protein, produced by an endocrine gland and carried by the blood to another part of the body where it has a specific effect |
| Negative feedback | When the increase of one hormone leads to the decrease of another hormone |