From single Cells To Body Systems
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Created by:
sebastianbascle on October 26, 2010
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19 terms
Terms | Definitions |
|---|---|
 Cell | basic unit of structure and function in living things |
| Cell Membrane | the thin covering that encloses a cell and holds its parts together |
| Nucleus | The Organelle that controls all of a cells activities |
| Cytoplasm | A Jellylike substance containing many chemicals that keep a cell functioning |
| Diffusion | the process by which many materials move in and out of cells |
| osmosis | The diffusion of water and dissolved material through cell membranes |
| Tissue | cells that work together to perform a specific function. |
| Organ | tissues that work together to perform a specific function |
| System | organs that work together to perform a function |
| capillaries | the smallest blood vessels |
| Alveoli | Tiny air sacs located at the ends of bronchi in the lungs. |
| Villi | PROJECTIONS STICKING INTO THE SMALL INTESTINE |
| Nephrons | tubes inside the kidneys where urea and water diffuse from the blood |
| Bone Marrow | a connective tissue that produces red and white blood cells |
| Joints | a place where bones meet and are attached to each other and to muscles |
| Tendons | Tough bands of connective tissue that attach muscles to bones. |
| Ligaments | one of the bands of connective tissue that hold a skeleton together |
| Neuron | a specialized cell that can receive information and transmit it to other cells. |
| Receptors | Nerve Cells that detect conditions in the body's environment. |
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