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Anatomy endocrine
| Term | Definition |
|---|---|
| major chemical classes of hormones found in the body | - water soluble hormones - lipid soluble hormones |
| water soluble hormones | - all amino acid based except thyroid - cannot cross cell membrane and must bind to receptors -cell membrane |
| lipid soluble hormones | - steroid and thyroid hormones - easily crosses lipid cell membrane - intracellular |
| stimuli for hormones | - humoral: levels of ions and nutrients - hormonal - neural |
| negative vs positive feedback | Negative feedback stabilizes internal balance by stopping excessive hormone release, while positive feedback amplifies a signal to drive a specific event to completion |