GANGRENE: Death of a mass of tissue,’ generally associated with loss of vascular (nutritive) supply and followed by bacterial invasion and putrefaction. GEMINATION: Teeth that are structurally united and have developed from the same tooth germ. GENE: A segment of a DNA molecule coded for the synthesis of a single polypeptide; a unit of genetic [...]
Glossary Of Periodontic Terms – D
DARK-FIELD MICROSCOPY: A technique utilizing a microscope modified by a special condenser that allows light to enter only peripherally so that objects such as microorganisms are obliquely illuminated and glow against a dark background. DEBRIDEMENT: The removal of inflamed, devitalized, or contaminated tissue or foreign material from or adjacent to a lesion. DEBRIS: An accumulation [...]
Glossary Of Periodontic Terms – F
FACE-BOW: A device used to record the positional relationship of the maxillary arch to the temporomandibular joints and to orient dental casts in this same relationship to the opening axis of an articulator. FACET: A flattened or worn spot on the surface of a hard body, as on a bone or a tooth. FACTITIOUS: I. [...]
Glossary Of Periosontic Terms – E
ECCENTRIC RELATION, ECCENTRIC POSITION: See: Occlusion, Eccentric. ECCHYMOSIS: An extravasation of blood into subcutaneous tissue or mucosa. ECOLOGY: The study of the relationships of organisms with other organisms and their environment. ECTODERMAL DYSPLASIA: See: Dysplasia, Ectodermal. EC TOPIC: Occurring in an unusual position, manner, or form, as in ectopic eruption. EDEMA: An abnormal swelling resulting [...]
GPT Terms – Z
zero-degree teeth: posterior denture teeth having 0-degree cuspal angles in relation to the plane established by the horizontal occlusal surface of the tooth— called also zero-degree nonanatomic teeth—see NONANATOMIC TEETH zinc oxide eugenol cement: a cement or luting agent resulting from mixing zinc oxide with eugenol (oil of cloves), typically dispensed in the form of a [...]






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