Ch.60 Review Flashcards
When taking photographs, the full direct view includes an intraoral view with all teeth in ____________
Occlusion
Popcorn is a ________ food that should be avoided by patients with fixed orthodontic appliances
Husk
Using a patients model to select band eliminates the lengthy process of doing this __________
At chairside
Brackets are mostly placed on ______ and ______ teeth
Anterior teeth and premolars
Custom aligners can be used for all types of ___________ treatment
Orthodontic
_____________ is the first step parathion for bonding brackets to the teeth
Polishing (using a fluoride-free paste)
What might be placed to separate the teeth so an orthodontic band can be placed around the tooth?
Separator
A ___________ is an excessive vertical overlap of maxillary and mandibular anterior teeth
Overbite
A _________ is used prior to a retainer, can massage tissues in the mouth, and retain teeth in position
Positioner
Thumb and finger sucking should not go beyond the age of ___ because it will start to affect the structure and upper anterior teeth
5
To prepare for band cementation you should wipe attachments with wax/chapstick, fill the entire inner surface with cement, and place the name _______ surface down on masking tape
Gingival
Congenitally missing teeth fall under _______causes
Orthodontic problem
Orthodontics fixed appliances are also known __________
Braces
An evaluation over _________ and _________ is need for the diagnosis and treatment planning of an orthodontic case in order to determine the reason why a patient seeks orthodontic treatment
Social and behavior
The ________ is the pattern that gives the dental arch its shape
Arch wire
_________ is a type of arch wire that is stiffer and stronger than other types of wires
Nickel titanium
The mesiobuccal cusp of the maxillary permanent first molar occludes in the interdental space between the distle cusp of the mandibular first permanent molar and the medial cusp of the mandibular second permanent molar is Class ___ Malocclusion
lll
Buccaneers arch wire tubes are located on bands. What teeth are they placed on ?
Maxillary first molar
When cutting a ligature pigtail tuck it towards the _________ or in the _________ space, and run a finger over area to check for comfort.
Occlusal ; interproximal
What are attached to hooks and buttons that are secured on the band or bracket
Elastic
The place elastic separators you can use ________ or _______ pliers
Dental floss or Elastic separating pliers
Popcorn, chewing gum, and sticky candy should also be avoided when you have a ________ appliance
Fixed
What type of separators are place between contacts with a “sawing” motion of flossing motion?
Elastomeric
_________ function is a serve malocclusion and dental facial deformities, both or which can cause social stigma and have a negative effect on a patients self-esteem.
Psychosocial
__________ attachments are the most common attachments for fixed appliances
Bonded bracket
An __________ radiograph is taken in orthodontics to study, make measurements, and analyze growth of the skull
Cephalometric
The labial hook on the facial surface of the first and second molar band and bracket hold _________ elastics
Interarch
A ________ type of arch wire would not be used to position the crown and root of the teeth in the final stage of treatment
Round
In Class ___ Occlusion, or distoclussion, the mandibular arch and the body of the mandibular are in bilateral, distal relationship to the maxillary teeth
ll
____________ are an instrument that is used to disengage wire ties when removing an arch wire
Ligature cutter
___________ are an instrument that contours a band around the tooth to allow for minimal exposed cement at the margins
Contouring pliers
An _________ is a condition that occurs when the mandible is located ahead of the maxilla
Underbite
Steel separators can be left in the mouth for ___ days, and elastic can be left in the mouth for ___ days
5 ; 14
During the frontal evaluation of facial esthetics, the face is examined to examine for _________.
Bilateral symmetry
___________ radiograph is commonly exposed of an orthodontics patient
Cephalometric projection
To retain the teeth in their desire position, what is used?
Positioner
____________ are used to stretch around the orthodontic bracket in order to ligate the arch wire
Elastometric / ligature wire
Arch wires tat are normally used in the early stages of treatment because they are flexible are made from _________
Nickel titanium
An orthodontic ________ removes elastomeric ring separators
Scaler
After preparing the tooth for bonding brackets, the bonding material is placed on the _______ and the sealant is placed on the ________
Bracket / tooth
When twisting and cutting wire ligatures, the pigtail should be left ______ mm long
4 to 5
Applying force to either move the teeth or hold them in the desire position is the function of the __________
Arch wire
An ________ is either welded to bands or attached to a backing pad that is bonded directly to the teeth.
Bracket
_________ is a non-nutritive habit that may be a result in narrowing of the maxilla
Mouth breathing
Orthodontics problems results from the interactions of ___________ , ___________ or ____________
Development, genetic, environmental
Normal occlusion is considered Class ____
l
True or False: Can dental assistants remove primary teeth?
False
The headgear tubes, stabilizes the ends of the __________
Facebow
_________ is a power product that is used to close space between teeth.
Elastic chains
Where is the cement placed on orthodontics bands?
On the inner surface of the band
__________ are used in the placement of elastomeric ligature ties
Locking Hemostat
A tooth that is not properly aligning with its opposing tooth is referring to an __________
Crossbite
To move the _________________ is the purpose of a cervical traction headgear device
Maxillary first molar
Using interproximal brushes, floss threaders, or a water pick will help the patient clean under the _________.
Arch wire
__________ Are stainless steel and holds dental arch wire in place.
Glass ionomer
What cement is commonly used for cementing orthodontic bands?
Ligature ties
What are 3 indications for orthodontic treatment?
Malocclusion, impaired mastication, susceptibility to decay
