Which of the following is not a component of Hanau’s quint?: (A) Condylar guidance, (B) Incisal guidance, (C) Cuspal guidance, (D) Occlusal plane orientation
Answer is C. The five principle factors as stated by Hanau, which control protrusive balance are condylar guidance, incisal guidance, orientation of occlusal plane, inclination of cusps and prominence of compensating curves.