Dental OSCE (Objective Structured Clinical Examination) Practice Exam

What significant aspect does a major connector in removable prosthetics provide?

1. Flexibility

2. Stability

3. Comfort

4. Retention

The correct answer is: Stability

A major connector in removable prosthetics plays a crucial role in providing stability to the prosthetic appliance. Its design is integral to the overall framework of the removable denture, connecting various components such as the bases and clasps. By distributing functional loads evenly across the supporting tissues and remaining teeth, the major connector helps prevent excessive movement, which can lead to discomfort or an improper fit. This stability is vital for the patient's ability to chew and speak effectively without fear of the prosthesis dislodging. While other aspects like flexibility, comfort, and retention are also important for the design of removable prosthetics, they are not primary functions of the major connector itself. For instance, flexibility is typically a characteristic associated with certain materials rather than the structural role of a major connector. Comfort is a consequence of good fit and design but not a direct function of the major connector. Retention focuses on keeping the appliance in place but falls under different components, like clasps and the surface design of the prosthesis. Thus, the stability provided by a major connector is essential for the effective and functional use of removable dentures.