The pulp had a significant active direct biological role on the teeth and mechanical role via build up a new dentine. This important role is at the same time bring another direct effect by its passive presence. The hallowed structure of the teeth is in harmony with the jaw shape and the teeth shape. In this paper we want to investigate the effect of the pulp cavity presence by comparing model with pulp and pulpless model.
Mohammed Zahid Saadoon (Fri,) studied this question.