Orthodontic Assisting Final Exam
Towards the mid-line of the mouth is referred to as ______ **** Mesial
What is the metal ring, usually on a back tooth, that is cemented to a tooth for strength and anchorage? **** Band
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Orthodontic Assisting Final Exam
Towards the mid-line of the mouth is referred to as ______ **** Mesial
What is the metal ring, usually on a back tooth, that is cemented to a tooth for strength
and anchorage? **** Band
When the upper teeth sit inside the lower teeth it is called a _______ **** Cross-bite
What is the 2D radiography that captures the entire mouth? **** Panoramic
What are the white marks on the teeth that can become cavities in the future? They are
caused by poor brushing and the consumption of sugary and acidic drinks. ****
Decalcification
Situated towards the front of the mouth (cuspids; incisors) **** Anterior
Directed away from the midline of the mouth is referred to as ______ **** Distal
What do you call the vertical overlapping of the teeth, how far the upper teeth overlap
the lower front teeth? **** Overbite
A type of orthodontic appliance that uses jaw movement and muscle action to place
selective force on the teeth and jaws. They are usually fixed. They are also known as
orthopedic appliances with names such as orthopedic corrector, activator, frankel,
herbst, forces. **** Functional appliance
A fixed or removable appliance worn after the braces are removed or aligned therapy is
complete. **** Retainer
This instrument is used to hold and move small objects ('ties, wires, etc.) ****
Hemostat
This instrument is a handheld device that has a hook or curved blade, it scrapes away
plaque and tartar from the teeth. **** Scaler
This instrument cuts wires close to the buccal tube and safely hold the ends. ****
Distal End Cutter
A hand held motor, usually air-driven (can also be electric), that spins a cutting bur or
prophy cup at 50,000 RPM or less. Used for removal of composite, refining a cavity
preparation, performing prophylaxis, and other orthodontic procedures such as trimming
acrylic and preforming IPR (interproximal reduction). **** Slow-speed handpiece
A long handled instrument that allows the patient's bite to push the bands into proper
position. **** Bite stick
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