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Osteon |
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osteon [′äs·tē‚än]
(histology) A microscopic unit of mature bone composed of layers of osteocytes and bone surrounding a central canal. Also known as Haversian system. Osteon (also haversian system), a system in the bones of vertebrates and man that consists of from five to 20 lamellae arranged concentrically around a haversian canal. It is the structural unit that gives strength to compact bone. Osteons are interspersed with interstitial lamellae. (SeeHAVERSIAN CANALS.) Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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