| clasped thumbs and mental retardation | A syndrome with the following characteristic features: (1) neurologically:mental retardation and aphasia (lack of speech); (2) limbs: adducted (clasped) thumbs, absent extensor pollicis longus and/or brevis muscles to the thumb, shuffling gait, and leg spasticity; (3) growth: small body size; (4) skeleton: lumbar lordosis (sway back). The syndrome is inherited as an X-linked trait and so affects mainly boys. Alternative names include MASA syndrome (MASA stands for mental retardation, aphasia, shuffling gait, and adducted thumbs), adducted thumb with mental retardation, congenital clasped thumb with mental retardation, and the Gareis-Mason syndrome. (12 Dec 1998) |
|---|---|
| missions and missionaries | To be used for articles pertaining to medical activities carried out by personnel in institutions which are administered by a religious organization. (12 Dec 1998) |
| physical education and training | Instructional programs in the care and development of the body, often in schools. The concept does not include prescribed exercises, which is exercise therapy. (12 Dec 1998) |
| coccidia of sheep and goats | Eimeria ovina (arloingi), the most common and destructive species in sheep, principal losses being in young lambs; Eimeria minakolyakimovae, a highly pathogenic parasite of sheep; Eimeria parva and Eimeria pallida are frequently found but believed to be of low virulence; Eimeria faurei, Eimeria intricata, Eimeria granulosa, Eimeria ahsata, Eimeria hawkins, Eimeria gilruthi, Eimeria gonzalezi, Eimeria christenseni, Eimeria punctata, Eimeria crandallis, and Eimeria honessi, are found in sheep or goats, and are probably of low pathogenicity. All of these species invade the epithelium of the small intestine. Synonym: coccidia of sheep and goats. (05 Mar 2000) |
| pin and ligature cutter | <dentistry> A special plier use to cur off arch wires, ligatures etc. (08 Jan 1998) |
| monocyte chemotactic and activating factor | Cytokine of the C C subfamily, co induced with IL-8 on stimulation of endothelial cells, fibroblasts or monocytes that activates and is chemotactic for, monocytes. A chemokine. (18 Nov 1997) |
| weal and flare | <immunology> The vascular changes in the skin in response to mild mechanical injury, an outward spreading zone of reddening flare) followed rapidly by a weal (swelling) at the site of injury. Redness, heat and swelling, three of the cardinal signs of inflammation, are present. (18 Nov 1997) |
| wear-and-tear pigment | Lipofuscin that accumulates in aging or atrophic cells as a residue of lysosomal digestion. (05 Mar 2000) |
| wedge-and-groove joint | A form of fibrous joint in which the sharp edge of one bone is received in a cleft in the edge of the other, as in the articulation of the vomer with the rostrum of the sphenoid. Synonym: schindylesis, schindyletic joint, wedge-and-groove suture. (05 Mar 2000) |
| wedge-and-groove suture | A form of fibrous joint in which the sharp edge of one bone is received in a cleft in the edge of the other, as in the articulation of the vomer with the rostrum of the sphenoid. Synonym: schindylesis, schindyletic joint, wedge-and-groove suture. (05 Mar 2000) |
| colon cancer and polyps | Benign tumours of the large intestine are called polyps. Malignant tumours of the large intestine are called cancers. Benign polyps do not invade nearby tissue or spread to other parts of the body. Benign polyps can be easily removed during colonoscopy, and are not life threatening. If benign polyps are not removed from the large intestine, they can become malignant (cancerous) over time. most of the cancers of the large intestine are believed to have developed from polyps. (12 Dec 1998) |
| weights and measures | A unit or standard of measurement. (12 Dec 1998) |
| pit and fissure caries | Caries initiated in the areas where developmental pits and fissures are located on the tooth surface. (05 Mar 2000) |
| pit and fissure sealants | Agents used to occlude dental enamel pits and fissures in the prevention of dental caries. (12 Dec 1998) |
| wet and dry bulb thermometer | An instrument for measuring the tension of the aqueous vapor in the atmosphere, being essentially a wet and dry bulb hygrometer. Origin: Gr. Psychros cold: cf. F. Psychrometre. Source: Websters Dictionary (01 Mar 1998) |