| bone sclerosis | <medicine> A condition of bone cartilage occurring in certain diseases of these tissues, in which they acquire an unnatural density, and come to resemble ivory. Origin: L. Eburnus of ivory, fr. Ebur ivory: cf. F. Eburnation. See Ivory. Source: Websters Dictionary (01 Mar 1998) |
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| bone sensibility | The appreciation of vibration, a form of pressure sense; most acute when a vibrating tuning fork is applied over a bony prominence. Synonym: bone sensibility, pallesthetic sensibility, vibratory sensibility. Origin: G. Pallo, to quiver, + aisthesis, sensation (05 Mar 2000) |
| bone spavin | A rarefying osteitis involving the bones of the tarsus of the horse, usually those on the medial surface, resulting in exostoses and ankylosis. (05 Mar 2000) |
| bone substitutes | Synthetic or natural materials for the replacement of bones or bone tissue. They include hard tissue replacement polymers, natural coral, hydroxyapatite, beta-tricalcium phosphate, and various other biomaterials. The bone substitutes as inert materials can be incorporated into surrounding tissue or gradually replaced by original tissue. (12 Dec 1998) |
| bone tissue | A connective tissue, the matrix of which consists of collagen fibres and ground substance and in which are deposited calcium salts (phosphate, carbonate, and some fluoride) in the form of an apatite. Synonym: bone tissue. (05 Mar 2000) |
| bone transplantation | The grafting of bone from a donor site to a recipient site. (12 Dec 1998) |
| bone tumour | <oncology> A general term that includes both malignant growths (cancer) and benign growths in bone. most cancer in bone tissue is secondary to spread (metastasis) from a distant primary cancer (for example prostate cancer). Primary bone cancer (for example osteogenic sarcoma) or cancer that arises from the bone cells, is relatively rare. (27 Sep 1997) |
| bone wax | A mixture of antiseptic agents, oil, and wax used to stop bleeding by plugging bone cavities or haversian canals. Synonym: Horsley's bone wax. (05 Mar 2000) |
| bone wires | Steel wires, often threaded through the skin, soft tissues, and bone, used to fix broken bones. Kirschner wires or apparatus also includes the application of traction to the healing bones through the wires. (12 Dec 1998) |
| breast bone | The breastbone. The sternum articulates with the ribs 1 through 7 on either side of the chest. (27 Sep 1997) |
| bubbly bone lesion | <radiology> Fibrous dysplasia, enchondroma, giant cell tumour (GCT), non-ossifying fibroma, osteoblastoma, myeloma, aneurysmal bone cyst (ABC), angioma, simple (solitary, unicameral) bone cyst, hyperparathyroid cyst, infection (Brodie's abscess; coccidioidomycosis; echinococcus), chondromyxoid fibroma, chondroblastoma mnemonic: FEGNOMASHIC (!!) (12 Dec 1998) |
| bundle bone | Immature bone containing thick bundles of collagen fibres arranged nearly parallel to one another with osteocytes in between; a similar type of bone is found in regions penetrated by fibres of Sharpey, as at ligament and tendon attachments. (05 Mar 2000) |
| caecal foramen of frontal bone | <anatomy> Blind or caecal foramen of the frontal bone; the blind foramen formed immediately anterior to the crista galli by a notch at the lower end of the frontal crest and its articulation with the ethmoid bone. It is insignificant postnatally, but gives passage to vessels during development. Synonym: foramen caecum ossis frontalis, blind foramen of frontal bone, caecal foramen of frontal bone. (05 Mar 2000) |
| calcaneal bone | The largest of the tarsal bones and is situated at the lower and back part of the foot forming the heel. (12 Dec 1998) |
| calcaneal process of cuboid bone | The process projecting posteriorly from the plantar surface of the cuboid; it supports the anterior end of the calcaneus. Synonym: processus calcaneus ossis cuboidei. (05 Mar 2000) |