Dental The plane of the axial wall of an M.O. cavity prepared for silver amalgam should be A A flat straight plane bucolingually B Parallel to the long axis of the teeth C Concave to allow greater bulk of amalgam D Parallel to the long axis of the teeth and should follow the buccolingual contour of the tooth 💡 Explanation The plane of the axial wall of an M.O. cavity prepared for silver amalgam should be ✓ Correct Answer: D. Parallel to the long axis of the teeth and should follow the buccolingual contour of the tooth