pulp chamber
41odontodysplasia — A developmental disturbance of one or of several adjacent teeth, of unknown etiology, characterized by deficient formation of enamel and dentin, which results in an abnormally large pulp chamber and imparts a ghostlike radiographic image to the… …
42orifice — Any aperture or opening. SEE ALSO: aperture, opening, os, ostium, meatus. SYN: orificium [TA]. [L. orificium] anal o. SYN: anus. aortic o. [TA] the opening from the left …
43roof — A covering or rooflike structure; e.g., a tectorium, tectum, tegmen, tegmentum, integument. [A.S. hrof] r. of fourth ventricle [TA] SYN: tegmen ventriculi quarti. r. of mouth SYN: palate. r. of …
44Crownlay — A crownlay is a type of dental restoration. Description A crownlay is a hybrid dental restoration typically placed over an endodontically treated treated tooth that is more conservative than a normal full coverage crown, but less conservative… …
45periapical cyst — a periodontal cyst involving the apex of an erupted tooth, frequently a result of infection via the pulp chamber and root canal through carious involvement of the tooth. Called also radicular c …
46adherent denticle — attached denticle a calcified formation in a pulp chamber partially fused with the dentin …
47false denticle — a calcified formation in the pulp chamber of a tooth that does not show the structure of true dentin …
48true denticle — a calcified formation in the pulp chamber of a tooth that consists of dentin and shows traces of dentinal tubules and odontoblasts …
49circumpulpal dentin — the inner portion of the dentin, adjacent to the pulp chamber, consisting of thinner fibrils. See also predentin …
50epithelial diaphragm — an epithelial structure, evolving from the root sheath (sheath of Hertwig), that narrows the opening into the pulp chamber, diminishing its caliber. It is in close contact with the bone forming the fundus of the developing alveolus, from which it …
