Alveolar Arch May 2026

Narrow anterior that widens toward the posterior. It provides moderate resistance to movement.

Alveolar bone thickness varies significantly by arch form. Studies indicate that square arches generally have thicker bone than tapered or ovoid forms, which can dictate the safe limits for orthodontic tooth movement. alveolar arch

Right and left sides run almost parallel with a broad anterior. This form offers the largest denture-bearing area and best resistance to rotational movement. Narrow anterior that widens toward the posterior

Alveolar arch forms are generally classified into three primary shapes based on their curvature and width-to-length ratio: alveolar arch