The ferrule effect * barrel hoop effect * is right as the 360-degree metal collar of the crown, which surrounds parallel structures of the dentin and is coronal to the preparation margin.
Kennedy Classification Classification of the Partially Edentulous Arch, class I: bilateral edentulous area, with or without gaps in the anterior region.
Interocclusal distance The distance between the occluding surfaces of the maxillary and mandibular teeth with the mandible in physiologic rest position.