Sentence examples for shape of teeth from inspiring English sources

The aim of this study was to calculate the stress on flexspline teeth and find optimum shape of teeth to maximize fatigue life.

The inclusion criteria were children aged 4 to 6 years and studying at one of the schools selected for this study; presence of a normal number, size and shape of teeth; absence of extensive caries or large restorations and teeth with hopeless prognosis; parental completion of the questionnaire and absence of any local or systemic condition that might affect the development of bones and teeth.

The absence and shape of teeth and problems associated with enamel (such as sensitivity, staining and roughness) can be of major psychological and functional concern to AI patients.

The relationship between development and anomalies of number, size and shape of teeth in modern human studies reflects the reiterative patterns seen in mouse models of signalling of the ectodermal mesenchymal interactions during tooth germ initiation and morphogenesis.

Given that there is a link between the size and shape of teeth, and hypodontia or supernumerary teeth, we propose that there is likely to be a group of genes that exert pleiotropic effects on all of these dental phenotypes, accounting for their observed co-variation.

We now provide some additional perspectives based on our own research to position these new concepts within a clinical context that ranges from minor anomalies of the size and shape of teeth through to more severe anomalies, including missing and extra teeth.

Deviations in length and shape of tooth roots result from hard tissue resorption or occur as a developmental disorder.

The influences of the two design parameters, that present the size (or shape) of the parabolic curve relative to the gear size, on the shape of tooth profiles and on the contact ratio are also studied through the design of an example drive.

Fig. 1 Geometrical shape of tooth root: (vec {n}) is normal, (vec {t}) is generatrix, (vec {theta }) is tangential to surface of tooth root in point P. Any displacements of the rigid tooth root can be presented as a combination of translational displacements u 0x, u 0y, u 0z and angles of rotation θ x, θ y, θ z with regard to the axes of coordinates.

Tooth number, size and shape of tooth crowns show high variability (Fig. 1k p) in accordance with food requirements.

The differences in the shapes of teeth are functional adaptations.