osteoclast
Definition: A cell that actively reabsorbs old or fatigued bone so that new bone may be replaced bu osteoblast cells. When osteoclast cells reabsorb bone faster than the osteoblast cells are building it, then osteoporosis (bone loss) occurs.
For more information: See osteoblast, osteoporosis..
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Definitions are provided for education only and are not medical advice. Created exclusively for Phoenix5. © 2002 Phoenix5.
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