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HLTH 125 - CH 2
body organization
| Question | Answer |
|---|---|
| a group of layer of similar cells that work together to perform a specific function | tissue |
| a structure made up of similar tissues that has a specific function within a body system | organ |
| an organized group of organs that work together to perform specific collective funtions | organ system (body system) |
| a living individual consisting of complex body system | organism |
| the smallest structural and functional unity of an organism | cell |
| a structure within a living cell that has a specific function (ex. nucleus, mitochondria, ribosomes) | organelle |
| the buildup of complex molecules in the cell from simpler ones | anabolism |
| the breakdown of complex molecules into simpler ones | catabolism |
| the constantly changing physical and chemical process occurring in the body | metabolism |
| the study of cells | cytology |
| the study of body tissues | histology |
| supporting tissue of the body; this type of tissue binds, supports, protects, and fills spaces | connective tissue |
| covers the body's surfaces and lines its cavities and organs | epithelial tissue |
| tissue consisting of cells that contract; causes movement | muscle tissue |
| tissue that transmits electrical impulses | nervous tissue |