... Cusps - Elevated and usually pointed projections of various sizes and shapes on the crowns of teeth. They form the bulk of the occlusal surfaces of posterior teeth, and the incisal portion of ... Comparative Dental Anatomy: A. Since man is not the only animal with teeth, an overview of the dental systems of some other animals, past and present, is of value in projecting evolutionary pat- terns, ... location of the height of contour on the facial and lingual surfaces of the teeth, and its major contribution to gingival health. K. Differentiate between the levels, depths, and directions of...