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Questions and Answers
What is the primary purpose of active removable appliances?
What is the primary purpose of active removable appliances?
- To relieve pain
- To clean teeth
- To achieve tooth movement (correct)
- To whiten teeth
What type of tooth movement is achieved through active removable appliances?
What type of tooth movement is achieved through active removable appliances?
- Tipping (correct)
- Extrusion
- Intrusion
- Rotational movement
What components do active removable appliances contain?
What components do active removable appliances contain?
- Fixed components
- Passive components
- Active components (correct)
- Removable components
What is a characteristic of active removable appliances?
What is a characteristic of active removable appliances?
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What do active removable appliances achieve through their active components?
What do active removable appliances achieve through their active components?
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Study Notes
Classification of Orthodontic Appliances
- Can be classified as active and passive, depending on their ability to generate forces.
Requirements of Orthodontic Appliances
- Must cause a change in the surrounding soft tissue envelope of the teeth, leading to a more harmonious relationship of the jaws to each other and to the other bones of the facial skeleton.
- Material used in fabrication should be biocompatible and not produce allergic or toxic reactions.
- Should not disintegrate in the oral environment and sustain its functions in the rugged environment of the oral cavity without breakage.
Active Removable Appliances
- Designed to achieve tooth movement (mainly tipping) by means of active components.
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Description
This quiz covers the classification of muscle fibers into active and passive types, based on their ability to generate forces.
