What is true regarding the necessity of cementum in periodontal healing?

Cementum plays a crucial role in periodontal healing, particularly in the process of tissue reattachment and regeneration following periodontal disease or surgical interventions. Cementum is a specialized calcified tissue covering the roots of teeth and serves as an anchor point for the periodontal ligament fibers. For effective healing to occur, attachment of these fibers to the cementum is essential. This attachment is integral to reestablishing the functional and structural integrity of the periodontium, which includes the gum, periodontal ligament, alveolar bone, and cementum itself.

In cases where periodontal treatment is required, preserving the integrity of cementum can significantly influence the outcomes of healing. If cementum is damaged or removed, it can adversely impact the ability of the fibers to adhere, thereby hindering proper healing and stability of the tooth in its socket.

Thus, emphasizing the necessity of cementum highlights its vital function in the reattachment process, making it clear why this option is considered the most accurate in the context of periodontal healing.