Louisiana Expanded Duty Dental Assistant (EDDA) Certification Practice Exam

Sealants are primarily a component of preventative dentistry. They are a form of preventive treatment designed to protect teeth from decay, particularly in children and adolescents who are more susceptible to cavities in their molars and premolars. The application of sealants involves placing a thin, plastic coating on the chewing surfaces of these teeth to prevent food particles and bacteria from accumulating in the pits and fissures, which are common areas where decay can start.

Preventative dentistry focuses on measures taken to maintain oral health and prevent dental diseases. Sealants are a proactive approach to enhance dental health and minimize the need for restorative treatments later on. This aligns perfectly with the goals of preventative dentistry, which emphasizes the importance of early intervention and care to avoid more complex procedures in the future.

The other areas of dentistry mentioned—restorative, orthodontics, and cosmetic dentistry—do not primarily focus on preventing dental issues. Restorative dentistry deals with the diagnosis and treatment of diseases of the teeth, such as fillings and crowns; orthodontics involves the correction of misaligned teeth and jaws; and cosmetic dentistry focuses on improving the appearance of teeth, gums, and smiles. While these areas are important, they do not emphasize the preventive aspect as strongly as preventative dentistry does.