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Body Systems
Body System Study Guide
| Term | Definition |
|---|---|
| system | a group of organs that work together |
| cell | smallest working part of your body |
| tissue | a group of cells that work together to do a job in the body |
| organs | groups of tissues that work together to perform a certain job |
| skull | bones that protect brain |
| spine | backbone; made up of small bones that protect your spinal cord |
| muscle | an organ that contracts and relaxes to produce movement |
| esophagus | tube-like organ that pushes food from your mouth to your stomach |
| stomach | an organ that breaks down and mixes digestive juices with food |
| small intestine | a tube-like organ just below the stomach. food passes through here |
| large intestine | the last organ of the digestive system. removes water to from solid waste |
| trachea | an organ that carries air into the lungs |
| bronchi | the 2 tubes that carry air from the trachea to the lungs |
| lungs | organs that allow oxygen to pass in your body |
| diaphragm | muscle beneath your lungs that helps air in |
| heart | the organ that pumps blood through your body |
| arteries | blood vessels that carry blood away from the heart |
| capillares | tiny blood vessels that deliver blood to tissue |
| veins | blood vessels that carry blood to the heart |
| brain | organ that is the control center of the body |
| nerves | a organ in the nervous system that sends messages |