During central closure in the normal dentition the lingual cusps of the maxillary posterior teeth and the buccal cusps of the mandibular posterior teeth make contact with the occlusal fossa or the marginal ridges of the opposing teeth.
Dominic Thorncroft went through a patient’s treatment that he had examined in the previous week. This 13 year old patient in the mixed dentition phase presented with a 6 monthly check up and had no issues since last time. The patient’s personal details and medical history were checked. A dental history was taken which revealed that the patient had been tooth brushing just once a day.
Pulpal protection and also Protects the finishing line of crown margins. It maintains occlusion and the Aesthetics. Ensures Against breaking of the crown prep.