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SCIENCE TERMS BARKER
key terms for mr barkers test
| Question | Answer |
|---|---|
| cell | the basic unit of structure and function in a living thing |
| cell membrane | the outside boundary of a cell |
| nucleus | the control center of a cell that directs the cells activities and contains the info that determines the cells for and function |
| cytoplasm | the material within a cell apart from the nucleus |
| tissue | a group of similar cells that work together to perform the same function |
| muscle tissue | a body tissue that can contract or shorten making body parts move |
| nervous tissue | a body tissue that carries electrical messages back and forth between the brain and every other part of the body |
| connective tissue | a body tissue that provides shape and support and connects all its parts |
| epithelial tissue | a body tissue that covers the surfaces of the body inside and out |
| organ | A structure in the body 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 organisms internal environment is kept stable in spite of changes in the external environment |
| stress | the reactions of a persons body to potentially threatening challenging or disturbing events |
| skeleton | the inner framework made of all the bones in the body |
| vertebrae | the 26 small bones that make up the backbone |
| ligament | |
| cartilage | |
| marrow | The soft connective tissue that fills the internal spaces in bone |
| compact bone | |
| spongy bone | |
| osteoporosis | A condition in which the body’s bones become weak and break easily |
| involuntary | A muscle that is not under conscious control |
| voluntary | A muscle that is under conscious control |
| skeletal | A muscle that is attached to the bones of the skeleton and provides the force that moves the bones |
| tendon | Strong connective tissue that attaches muscle to bone |
| striated | A muscle that appears banded; also called skeletal muscle |
| smooth | Involuntary muscle found inside many internal organs of the body |
| cardiac | Muscle tissue found only in the heart |
Created by:
kingmuska1000
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