| SBR | small bowel resection; spleen-to-body [weight] ratio; strict bed rest; styrene-butadiene rubber |
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| FOB | fecal occult blood; feet out of bed; fiberoptic bronchoscopy; foot of bed; functional observational ... |
| BRAC | basic rest-activity cycle |
| ILNR | intralobar nephrogenic rest |
| MUGR | multigated blood pool image at rest |
| fluidised-bed boiler | A large, refractory-lined vessel with an air distribution member or plate in the bottom, a hot gas outlet in or near the top, and some provisions for introducing fuel. The fluidised bed is formed by blowing air up through a layer of inert particles (such as sand or limestone) at a rate that causes the particles to go into suspension and continuous motion. The super-hot bed material increased combustion efficiency by its direct dontact with the fuel. (05 Dec 1998) |
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| fracture bed | A narrow, extra-firm bed for treatment of fractures; usually incorporates an overhead frame for traction apparatus. (05 Mar 2000) |
| adrenal rest | An island of cortical tissue separate from the adrenal gland, usually found in the retroperitoneal tissues, kidney, or genital organs. Synonym: adrenal rest. (05 Mar 2000) |
| adrenal rest tumour | A rare, usually benign, ovarian tumour thought to be derived from embryonic rest cells of the adrenals. This tumour causes various degrees of masculinization. (12 Dec 1998) |
| Marchand's rest | Small collections of accessory adrenal tissue in the broad ligament of the uterus or in the testes. Synonym: Marchand's rest. (05 Mar 2000) |
| rest | 1. To cease from action or motion, especially from action which has caused weariness; to desist from labour or exertion. "God . . . Rested on the seventh day from all his work which he had made." (Gen. Ii. 2) "Six days thou shalt do thy work, and on the seventh day thou shalt rest." (Ex. Xxiii. 12) 2. To be free from whanever wearies or disturbs; to be quiet or still. "There rest, if any rest can harbor there." (Milton) 3. To lie; to repose; to recline; to lan; as, to rest on a couch. 4. To stand firm; to be fixed; to be supported; as, a column rests on its pedestal. 5. To sleep; to slumber; hence, poetically, to be dead. "Fancy . . . Then retries Into her private cell when Nature rests." (Milton) 6. To lean in confidence; to trust; to rely; to repose without anxiety; as, to rest on a man's promise. "On him I rested, after long debate, And not without considering, fixed fate." (Dryden) 7. To be satisfied; to acquiesce. "To rest in Heaven's determination." (Addison) To rest with, to be in the power of; to depend upon; as, it rests with him to decide. Origin: AS. Restan. Source: Websters Dictionary (01 Mar 1998) |
| rest area | The portion of a tooth structure or of a restoration in a tooth that is prepared to receive the positive seating of the metallic occlusal, incisal, lingual, or cingulum rest of a removable prosthesis. Synonym: rest seat. (05 Mar 2000) |
| rest bite | A misnomer for physiologic rest position of the mandible. (05 Mar 2000) |
| rest body | A small mass of cytoplasm remaining after the nucleus and cytoplasm of the schizont of certain sporozoan protozoa have divided into asexual spores or merozoites. (05 Mar 2000) |
| rest-harrow | <botany> A European leguminous plant (Ononis arvensis) with long, tough roots. Source: Websters Dictionary (01 Mar 1998) |
| rest jaw relation | The postural relation of the mandible to the maxillae when the patient is resting comfortably in the upright position and the condyles are in a neutral unstrained position in the glenoid fossa. Synonym: rest jaw relation, unstrained jaw relation. (05 Mar 2000) |
| rest nitrogen | The nitrogen content of other than protein bodies; e.g., about one-half the nonprotein nitrogen in the blood is contained in urea. Synonym: rest nitrogen. (05 Mar 2000) |
| rest pain | Pain occurring usually in the extremities during rest in the sitting or lying position. (05 Mar 2000) |
| rest position | The usual position of the mandible when the patient is resting comfortably in the upright position and the condyles are in a neutral unstrained position in the glenoid fossae. See: rest relation. Synonym: postural position, postural resting position, rest position. (05 Mar 2000) |
| rest relation | The postural relation of the mandible to the maxillae when the patient is resting comfortably in the upright position and the condyles are in a neutral unstrained position in the glenoid fossa. Synonym: rest jaw relation, unstrained jaw relation. (05 Mar 2000) |