The stress in the teeth with advanced wear shows a far better distribution of the loads over the whole tooth crown, so that the tensile stresses will be remarkably reduced. (sciencedaily.com)
The whole tooth is slightly less than a millimetre long but is curved, so the strength is dependent on both the shape of the tooth and the material. (sciencedaily.com)
And of course do the whole tooth pick inserted check. (neuroticmommy.com)