What is mesial step in primary dentition?
What is mesial step in primary dentition? Mesial step: the distal surface of lower primary second molar is mesial to the distal surface of the upper primary second molar in occlusion. Primary canine relationship: Class I: the cusp tip of the upper primary canine is in the same vertical plane as the distal surface of the lower primary canine. What is mesial step? (mē'zē-ăl step) Projection of a cavity prepared in a tooth into the mesial surface perpendicular to the main part of the cavity to prevent displacement of the restoration (filling) by forces of mastication. Which is more common...