9 Questions
Which appliance is designed to encourage passive expansion, deposition of bone laterally, and remove pressure from the upper lip?
Buccal shields
What is the best time for treatment of skeletal Class III due to mandibular excess?
CS3-CS4 and MUST continue until the age of 16-18 years
What is the most popular type of fixed functional appliance developed to allow for full-time action?
Herbst appliance
What does a Frankel appliance achieve with the use of wires and acrylic shields?
Displace the cheeks and lips away from the teeth
What is the purpose of bite blocks that interlock in occlusion to posture the mandible forwards?
Keep the mandible in position and posture it forwards
What is used for treatment of patients with skeletal Class II due to maxillary excess by restricting further maxillary growth?
- A face bow. 2. Means of intraoral attachment. 3. Head cap/ neck strap. 4. Means of elastic traction.
When is Class II mandibular deficiency best treated?
Just before the pubertal growth spurt
What does a Herbst appliance deliver through using extra oral means to result in a skeletal effect?
Orthopedic force
What can be incorporated into a Twin block appliance?
Expansion screws for passive expansion and bone deposition laterally
Test your knowledge of different types of removable orthodontic appliances with this quiz. Learn about passive, functional, and active mechanical appliances designed to correct skeletal malocclusion.
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