osteon

(noun)

Any of the central canals, and surrounding bony layers, found in compact bone.

Related Terms

Examples of osteon in the following topics:

  • Microscopic Anatomy of Bone

    • The basic microscopic unit of bone is an osteon, which can be arranged into woven bone or lamellar bone.
    • The basic microscopic unit of bone is an osteon (or Haversian system).
    • Each osteon consists of a lamellae of compact bone tissue that surround a central canal (Haversian canal).
    • The boundary of an osteon is called the cement line.
    • Osteons can be arranged into woven bone or lamellar bone.

  • Embryonic and Fetal Bone Formation

    • Osteons are units or principal structures of compact bone.
    • This becomes the canaliculi of osteons.
    • When replacement with compact bone occurs, this blood vessel becomes the central canal of the osteon.

  • Supply of Blood and Nerves to Bone

    • The canals and the surrounding lamellae (8–15) are called a Haversian system or an osteon.

  • Bone Tissue and the Effects of Aging

    • Attachment of the osteoclast to the osteon begins the process.