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human body systems
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Term | Definition |
---|---|
tissue | a group of similar cells that perform specific function |
organ | a body structure that is composed of different kinds of tissues that work together |
organ system | a group of organs that work together to perform a major function. |
Gland | an organ that produces and releases chemicals either through ducts or into the bloodstream |
hormone | 1. the chemical produced by an endocrine gland. 2. a chemical that affects growth and development. |
stress | the reaction of a persons body to potentailly threatning challenging or disturbing events |
interactions | the direct affect that one thing has on another |
stable | resistant to sudden change |
digestion | the procces by which your body breaks down food into small nutrient molecules |
nutrients | the substances in food that provide the raw materials the bodys cells need to carry out all their essentail procces |
absorption |