The correct access preparation for RCT is as follows:
Upper Teeth:
central Incisors : triangular
lateral Incisors: ovoid
canines: ovoid
first premolars: ovoid
second premolars: ovoid
first molars: triangle
second molars: triangle
Lower Teeth:
central Incisors: ovoid
lateral Incisors: ovoid
canines: ovoid
first premolars: ovoid
second premolars: ovoid
first molars: triangle or trapezoid
second molars: triangle or trapezoid
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:: World Of Dentistry :: TEAM
