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Body Organization
Body Organization Vocabulary
Term | Definition |
---|---|
Cell | The basic unit of structure and function in living things |
Tissue | A group of similar cells that perform a specific function |
Organ | A structure that is composed of different kinds of tissue |
Organ System | A group of organs that work together to perform a major function in the body. |
Homeostasis | The process by which an organism’s internal environment is kept stable in spite of changes in the external environment |
Stress | The reaction of a person’s body to potentially threatening, challenging, or disturbing events |