HOSA Dental Terminology Practice

What does the activation of an orthodontic appliance aim to achieve?

1. Alter aesthetic appearance

2. Apply force for dental movement

3. Make it more comfortable to wear

4. Ensure it is durable

The correct answer is: Apply force for dental movement

The activation of an orthodontic appliance is primarily aimed at applying force for dental movement. This process is essential in orthodontics as it enables the teeth to be moved into their desired positions over time. The forces applied by the activated appliance are designed to create a controlled movement of the teeth, aligning them correctly within the dental arch and improving overall occlusion. This movement is achieved through various mechanisms, such as tension in wires, springs, or other components of the device, which directly impacts the positioning of the teeth. While aspects such as aesthetic appearance, comfort, and durability are important considerations in the design and selection of orthodontic appliances, the primary purpose of activation specifically focuses on the mechanical principles that facilitate tooth movement. Thus, applying force for dental movement is the correct answer, as it encapsulates the core objective of orthodontic treatment through the use of these appliances.