For a study cast to be acceptable, the posterior borders should meet which criteria? Choose all that apply.

Question

Quizplus · Accepted Answer

For a study cast to be acceptable, the posterior borders should meet the criteria of forming right angles with the base and being perpendicular to the middle of the tongue.
When the posterior borders are in accurate proportion, the study models will occlude naturally when stood on the end of the posterior borders. . I know that I wasn't hired for content but this explanation is wordy and confusing.

For a Study Cast to Be Acceptable, the Posterior Borders