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chapter 13 Endocrine
Anatomy and Physiology Key Terms
Term | Definition |
---|---|
antagonistic | Acting in opposition; mutually opposing |
electrolytes | Mineral salts (sodium, potassium, and calcium) that carry an electrical charge in solution |
glucagon | Hormone produced by pancreatic alpha cells that increases the blood glucose level by stimulating the liver to change stored glycogen (a starch form of sugar) to glucose |
glucose | Simple sugar that is the end product of carbohydrate digestion |
homeostasis | Relative constancy or balance in the internal environment of the body, maintained by processes of feedback and adjustment in response to external or internal changes |
hormones | Chemical substances produced by specialized cells of the body that are released slowly in minute amounts directly into the bloodstream |
insulin | Hormone produced by pancreatic beta cells that acts to remove sugar (glucose) from the blood by promoting its storage in tissues as carbohydrates (glycogen) |
sympathomimetic | Agent that mimics the effects of the sympathetic nervous system |
target | Structure, organ, or tissue to which something is directed |