Orthodontic appliance types, chairside assisting steps, and basic bracket and wire terminology for dental assistants.
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- What is the purpose of orthodontic treatment?
- To correct misaligned teeth and jaws
- What is an orthodontic bracket?
- A small attachment bonded to a tooth that holds the archwire
- What is an archwire?
- A wire that connects the brackets and applies force to move teeth
- What is a ligature in orthodontics?
- A small wire or elastic that holds the archwire in the bracket slot
- What is an elastomeric tie?
- A small colored rubber ring used to hold the archwire in the bracket
- What is an orthodontic band?
- A metal ring cemented around a molar to anchor an appliance
- What is a buccal tube?
- A small metal tube on a band or bracket that holds the end of the archwire
- What is an orthodontic separator (spacer)?
- A small elastic or metal ring placed between teeth to create space before banding
- Which type of archwire is commonly used early in treatment because it is flexible?
- Nickel-titanium (NiTi) wire
- Which type of archwire is typically used later in treatment for finishing tooth position?
- Stainless steel wire
- What is a power chain?
- A connected series of elastomeric rings used to close spaces between teeth
- What are orthodontic elastics (rubber bands) used for?
- Worn by the patient between the upper and lower arches to correct bite alignment
- What is a hook on a bracket or archwire used for?
- Attaching elastics
- What is the bracket slot?
- The groove in a bracket that holds the archwire
- What is torque in orthodontic terminology?
- A rotational force applied to move a tooth root