| 释义 |
osteon
os·te·on O5159100 (ŏs′tē-ŏn′)n. A structural unit of bone consisting of a haversian canal and corresponding lamellae of compact bone. Also called haversian system.
[German Osteon, from Greek osteon, bone; see ost- in Indo-European roots.]
Osteon
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.) osteon
osteon [os´te-on] (Gr.) the basic unit of structure of compact bone, comprising a haversian canal and its concentrically arranged lamellae.os·te·on , osteone (os'tē-on, -ōn), A central canal containing blood capillaries and the concentric osseous lamellae around it occurring in compact bone. Synonym(s): haversian system [G. osteon, bone] osteon (ŏs′tē-ŏn′)n. A structural unit of bone consisting of a haversian canal and corresponding lamellae of compact bone. Also called haversian system.os·te·on , osteone (os'tē-on, -ōn) A central canal containing blood capillaries and the concentric osseous lamellae around it occurring in compact bone.
Synonym(s): haversian system. [G. osteon, bone]Havers, Clopton, English anatomist, 1650-1702. Havers glands - collections of adipose tissue in the hip, knee, and other joints, covered by synovial membrane. Synonym(s): synovial glandshaversian canals - vascular canals that run longitudinally in the center of haversian systems of compact osseous tissue. Synonym(s): Leeuwenhoek canalshaversian lamella - one of the concentric tubular layers of bone surrounding the central canal in an osteon. Synonym(s): concentric lamellahaversian spaces - spaces in bone formed by the enlargement of haversian canals.haversian system - a central canal containing capillaries and the concentric osseous lamellae around it occurring in compact bone. Synonym(s): osteonos·te·on , osteone (os'tē-on, -ōn) A central canal containing blood capillaries and the concentric osseous lamellae around it occurring in compact bone.
Synonym(s): haversian system. [G. osteon, bone] |