First factor of occlusion is:: (A) Condylar guidance., (B) Incisal guidance., (C) Cuspal angulation., (D) Plane of occlusion.
Answer is A. Condylar guidance
• First factor of occlusion.
• Only factor, which can be recorded from the patient.
• It is registered using protrusive registration.
• Increase in the condylar guidance will increase the jaw separation during protrusion.