Which class was later added to G.V. Black’s original five-class system to account for caries or damage on cusp tips and incisal edges?
Show answer and explanation
Correct answer: Class VI
Class VI was added later (not originally by Black) to include lesions on cusp tips of posterior teeth and incisal edges of anterior teeth.
Keep practicing
More Cavity Design and Classification questions
- In cavity design, what is the “outline form” primarily concerned with?
- What is the purpose of designing appropriate resistance form in a cavity preparation?
- Which cavity classification describes a lesion located on the buccal pit/fissure of a premolar’s occlusal two-thirds buccal surface?
- Which classification would be appropriate for a cavity on the distal surface of a first molar and also extending onto its occlusal surface…
- Which of the following is a limitation of the traditional G.V. Black cavity classification when used with modern adhesive restorative mater…
- What is meant by the “retention form” in cavity preparation design?