| CDA | Canadian Dental Association; Certified Dental Assistant; chenodeoxycholic acid; ciliary dyskinesia a... |
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| DP | data processing; deep pulse; definitive procedure; degradation product; degree of polymerization; de... |
| ABCDE | airway, breathing, circulation, disability, exposure [in trauma patients]; botulism toxin pentavalen... |
| ALARA | as low as reasonably achievable [radiation exposure] |
| BEI | back-scattered electron imaging; biological exposure indexes; butanol-extractable iodine |
| environmental exposure | The exposure to potentially harmful chemical, physical, or biological agents in the environment or to environmental factors that may include ionizing radiation, pathogenic organisms, or toxic chemicals. (12 Dec 1998) |
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| exposure | <radiobiology> A quantitative measure of x or gamma radiation at a certain place, based on its ability to produce ionisation in air. The former special unit of exposure was the roentgen (R). 1R = 2.58 x 10-4 C/kg. In the international system (SI unit), the special unit is coulomb per kilogram. (Exposure also is frequently used as a synonym for irradiation). (16 Dec 1997) |
| exposure dose | The radiation dose, expressed in roentgens, delivered at a point in free air. Synonym: air dose. (05 Mar 2000) |
| exposure keratitis | Inflammation of the cornea resulting from irritation caused by inability to close the eyelids. Synonym: lagophthalmic keratitis. (05 Mar 2000) |
| exposure odds ratio | <epidemiology> See Odds ratio. (05 Dec 1998) |
| artery of pulp | The first section of a penicillus of the spleen. (05 Mar 2000) |
| axial walls of the pulp chambers | The wall's parallel with the long axis of a tooth: the mesial, distal, buccal, and lingual wall's. (05 Mar 2000) |
| radicular pulp | That part of the dental pulp contained within the apical or root portion of the tooth. Synonym: pulpa radicularis. (05 Mar 2000) |
| vertebral pulp | The soft fibrocartilage central portion of the intervertebral disk; regarded as a derivative of the notochord. Synonym: gelatinous nucleus, nucleus gelatinosus, vertebral pulp. (05 Mar 2000) |
| red pulp | Splenic pulp seen grossly as a reddish brown substance, due to its abundance of red blood cells, consisting of splenic sinuses and the tissue intervening between them (splenic cords). (05 Mar 2000) |
| red pulp cords | The tissue occurring between the venous sinuses in the spleen. Synonym: Billroth's cords, red pulp cords. (05 Mar 2000) |
| vital pulp | A pulp composed of viable tissue, either normal or diseased, that responds to electric stimuli and to heat and cold. (05 Mar 2000) |
| white pulp | That part of the spleen that consists of nodules and other lymphatic concentrations. (05 Mar 2000) |
| mummified pulp | A misnomer for a pulp treated with a formaldehyde derivative. (05 Mar 2000) |
| coronal pulp | That portion of the dental pulp contained within the pulp chamber or crown cavity of the tooth. Synonym: pulpa coronalis. (05 Mar 2000) |