| complete denture impression | An impression of an edentulous arch made for the purpose of constructing a complete denture, a negative registration of the entire denture-bearing, stabilizing area of either the maxillae or mandible, a negative registration of the entire denture foundation and border seal areas present in the edentulous mouth. (05 Mar 2000) |
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| partial denture impression | An impression or negative copy of all or a part of the partially edentulous dental arch or area, made for the purpose of designing or constructing a partial denture. (05 Mar 2000) |
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| denture impression surface | That portion of the surface of a denture which has its contour determined by the impression; it includes the borders of the denture and extends to the polished surface. (05 Mar 2000) |
| complete denture | A dental prosthesis which is a substitute for the lost natural dentition and associated structures of the maxillae or mandible. Synonym: full denture. (05 Mar 2000) |
| denture, complete | A denture replacing all natural teeth and associated structures in both the maxilla and mandible. (12 Dec 1998) |
| denture, complete, immediate | A complete denture constructed for replacement of natural teeth immediately after their removal. It does not fit the mouth perfectly and is intended only for functional and cosmetic purposes during the healing process after total extraction. It is to be replaced by the fitted permanent denture. (12 Dec 1998) |
| denture, complete, lower | A complete denture replacing all the natural mandibular teeth and associated structures. It is completely supported by the oral tissue and underlying mandibular bone. (12 Dec 1998) |
| denture, complete, upper | A complete denture replacing all the natural maxillary teeth and associated maxillary structures. It is completely supported by the oral tissue and underlying maxillary bone. (12 Dec 1998) |
| basilar impression | An invagination of the base of the skull into the posterior fossa with compression of the brainstem and cerebellar structures into the foramen magnum. Compare: platybasia. (05 Mar 2000) |
| cardiac impression of liver | A depression on the superior area of the diaphragmatic surface of the liver corresponding to the position of the heart. Synonym: impressio cardiaca hepatis. (05 Mar 2000) |
| cardiac impression of lung | The depression on the medial surface of each lung produced by the presence of the heart. It is more pronounced on the left lung. Synonym: impressio cardiaca pulmonis. (05 Mar 2000) |
| gastric impression | A hollow on the visceral surface of the left lobe of the liver corresponding to the location of the stomach. Synonym: impressio gastrica. (05 Mar 2000) |
| renal impression | A hollow on the visceral surface of the right lobe of the liver, in which lies the right kidney. Synonym: impressio renalis. (05 Mar 2000) |
| mental impression | 1. The act of impressing, or the state of being impressed; the communication of a stamp, mold, style, or character, by external force or by influence. 2. <dentistry> The first step in making a model of your teeth. You bite into a container filled with algenate, and the algenate hardens to produce a mold of your teeth. 3. That which is impressed; stamp; mark; indentation; sensible result of an influence exerted from without. "The stamp and clear impression of good sense." (Cowper) "To shelter us from impressions of weather, we must spin, we must weave, we must build." (Barrow) 4. The pressure of the type on the paper, or the result of such pressure, as regards its appearance; as, a heavy impression; a clear, or a poor, impression; also, a single copy as the result of printing, or the whole edition printed at a given time. "Ten impressions which his books have had." (Dryden) Origin: F. Impression, L. Impressio. (27 Oct 1998) |
| rhomboid impression | <anatomy> An irregular pitted area on the inferior surface of the clavicle at its sternal end, giving attachment to the costoclavicular ligament. Synonym: impressio ligamenti costoclavicularis, costal tuberosity, rhomboid impression, tuberositas costalis. (05 Mar 2000) |
| petrosal impression of the pallium | A shallow impression on the inferior surface of the cerebral hemisphere made by the superior margin of the petrous part of the temporal bone. Synonym: impressio petrosa pallii. (05 Mar 2000) |