MDA Student Workbook Chapter 60 - Orthodontics
Band
A _______ is a stainless steel ring cemented to molars to hold the arch wire for orthodontics
Cross bite
A ________ ______ is condition that occurs when a tooth is not properly aligned with its opposing tooth
Bracket
A ____________ is a small device bonded to teeth to hold the arch wire in place
Ligature Tie
A _______________ _____ is used to secure the arch wire within a bracket
Separator
A ________________ is a device made from elastic or wire used to wedge molars open before fitting and placement of orthodontic bands
Positioner
A __________________ is a type of appliance used to retain teeth in their desired position after orthodontic Tx
Open bite
A lack of vertical overlap of the maxillary incisors that creates an opening of the anterior teeth is diagnosed as ________ _______
Arch wire
An _______ ______ is a preformed metal wire that provides force when one is guiding teeth in movement for orthodontics
Retainer
An appliance used for maintaining the position of teeth and jaws after orthodontic Tx is a ________________
Auxiliary
An attachment that is located on a bracket or band to hold an arch wire or elastic is an _____________
Headgear
An extraoral orthodontic appliance used to control growth and tooth movement is _________________
Cephalometric
An extraoral radiograph of the bones and tissues of the head is a _______________________ radiograph image
Over bite
An increased vertical overlap of the maxillary incisors is an _____________
Howe pliers
Another name for #110 pliers is
Elastomeric ties
Besides ligature ties, what can be used to hold an arch wire in place?
Hawley retainer Positioner Lingual retainer
Examples of a retention appliance are
Bonding agent
How are brackets adhered to a tooth?
Use of a floss threader
How can a patient with braces make flossing easier?
They can bend a wire The can loosen a bracket They can pull off a band
How could hard foods possibly harm a person's braces?
Five (2 extraoral and 3 intraoral)
How many photographs are commonly taken in the diagnostic records appointment?
Using the patient's Study model or a used arch wire
How should an arch wire be sized for a patient without placing it into the patient's mouth?
Overbite
If a person occludes and you cannot see his or her mandibular anterior teeth, the diagnosis is
Cross-bite
If a person's tooth is not properly aligned with its opposing tooth, the malalignment is referred to as
Adolescents Teenagers Adults
Individuals in what age group seek orthodontic care?
Braces
The common term for fixed orthodontics is __________
Overjet
The excessive protrusion of the maxillary incisors is diagnosed as _______________
Removing excess cement or bonding material
The orthodontic scaler is used for
Placement of a separator
To ease the placement of orthodontic bands, what procedure is completed to open the contact between teeth?
A headgear appliance
What appliance might the orthodontist use to maintain growth and /or tooth movement?
Parent with a small jaw
What could be a genetic cause for malocclusion?
Plaster
What gypsum material is most commonly used for fabricating orthodontic diagnostic models?
Bite stick
What instrument is part of the setup for seating and cementing a molar band?
Malocclusion
What is the term used for abnormal occlusion?
Round wire
What shape of arch wire is indicated for correct malalignment of teeth?
Maxillary first molar
What tooth is used to determine a person's occlusion?
A Cephalometric radiograph
What type of radiograph is most commonly exposed in orthodontics?
Frontal view Profile view
What views will the orthodontist use to evaluate facial symmetry?
No
When braces come off, does that mean treatment is over?
Lip balm Utility wax
When cementing bands, what can be used to prevent cement from getting into the buccal tubes or attachments?
Brackets Bands
Where are auxiliary attachments found on braces?
Fetal Molding
_______ ___________ can occur when pressure is applied to the jaw in vitro, causing a distortion
Orthodontics
__________________ is the specialty of dentistry designed to prevent, intercept, and correct skeletal and dental problems
Dentofacial
___________________ is a term that describes the structures that include the teeth, jaws, and surrounding facial bones
Mesiocclusion
___________________ is another term for a class III malocclusion
Distocclusion
_____________________ is another term used for class II malocclusion
