endocrine system 310
Terms
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- a ductless gland whose secretions diffuse into the blood for distribution
- endocrine gland
- a chemical messenger secreted by an endocrine gland
- hormone
- production of an excessive amount of a secretion
- hypersecretion
- production of an insufficient amount of secretion
- hyposecretion
- a mechanism that returns a condition to its normal state, thereby maintaining homeostasis
- negative feedback
- a chemical released by cells producing local actions by nearby cells
- prostaglandin
- an intracellular molecule, activated by a nonsteroid hormone, that produces the specific cellular effect associated with the hormone
- second messenger
- a cell whose functions are affected by a specific hormone
- target cell