haversian


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Related to haversian: Haversian system, canaliculi, Volkmann's canal

haversian

 [ha-ver´shan]
named for the English physician and anatomist Clopton Havers, 1650–1702.

ha·ver·si·an

(ha-vĕr'shăn),
Relating to Clopton Havers and the various osseous structures described by him.

ha·ver·si·an

(hă-vĕr'zē-ăn)
Relating to Clopton Havers and the various osseous structures described by him.

haversian

named after the English physician and anatomist Clopton Havers, 1650-1702.

haversian canal
any of the anastomosing axial channels of the haversian system in compact bone, containing blood and lymph vessels, and nerves.
haversian glands
synovial villi.
haversian system
the basic unit of compact bone consisting of a haversian canal and its concentrically arranged cylindrical lamellae. Called also osteon.
References in periodicals archive ?
Cortical involvement by tumor was manifested histologically by endosteal erosion and progressive cortical destruction by tumor, which abutted onto eroded bone and also permeated into haversian and Volkmann's canals.
If it is attained complete maturation, development of Haversian canals, blood vessels and medulla can be observed.
We present a case of osseous metaplasia that led to the formation of bone with a well-developed haversian system and bone marrow in the maxillary sinus following endoscopic sinus surgery.
Histologically, the most common finding is a diffuse pattern of growth with tumor cells permeating between bony trabeculae and invading Haversian channels of the cortex.
An unusual pattern of microbial alteration in the adult male femur was observed by light microscopy, with dense (budded) microbial attack at the junction between the lamellar and Haversian bone on the periosteal surface and a more diffuse region internal to the endosteal surface (Figure 9).
The effect of chronic low level lead intoxication on the Haversian remodeling system in dogs.
Ossicles and the otic capsule are not remodeled and replaced by periosteal haversian bone as occurs elsewhere in the skeleton.
The microscopic structure of mammalian bone consists of repeating units called Haversian systems.
Our observation of a relatively low lead concentration may indicate that bone in this region may have lower blood flow in the Haversian canals and consequently less lead in blood available for uptake into bone during bone resorption.