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Orthodontics ch 60

QuestionAnswer
a condition that occurs when a tooth is not properly aligned with its opposing tooth crossbite
occlusion that is deviated from a class I normal occlusion malocclusion
a lack of vertical overlap of the maxillary incisors, creating an opening of the anterior teeth open bite
increased vertical overlap of the maxillary incisors overbite
excessive protrusion of the maxillary incisors overjet
most accredited orthodontic programs are how many years in lenght 3
how many patients commonly are seen in an orthodontic practice each day 30
the orthodontic problems of most people result from the interaction of developmental, genetic,environmental, and _________ influences functional
the most commonly encountered developmental disturbances include congenitally missing teeth,____________,supernumerary teeth,interference with eruption and ectopic eruption malformed teeth
Genetic causes are responsbile for malocclusion when there are discrepancies in what size of jaw and/or size of teeth
if you have a missing tooth , it is likely that one of your parents or grandparents has the same missing tooth
what is the common lay term for class II malocclusion buckteeth
when the mesiobuccal cusp of the maxillary first molar occludes in the interdental space between the mandibular second premolar and the mesial cups of the mandibular first molar .. this is what type of malocclusion class II
the most common malalignment problems are crowding,overjet,overbite,open bite and crossbite
what can malocclusion compromsie besides chewing,swallowing,speech sounds and TMJ pain
the patients first orthodontic appointment is devoted to what obtaining records
what is the most commonly used radiograph for the orthodontic patient cephalometric
fixed appliances are also reffered to as what braces
what is used for separating contacts before band placement separators
what are the 3 main methods of separation used for posterior teeth brass wire separators, steel separating springs,and elastomeric separators
most commonly bands are placed on which teeth firs and second molars
the occlusal edge of the orthodontic band is slightly rolled or contoured
the gingival edge of the orthodontic band is straight and smooth
what is the most common type of attachment bonded bracket
what shape are the head gear tubes that are placed routinely on maxillary first molar bands round
what shape are the edgewise tubes that are used mainly for the archwire rectangular
the labial hooks are located on the facial surface of the band on what teeth first and second molars
which hooks hold the interarch elastics labial hooks
which attachment is used to stabilize the arch and to reinforce anchorage and tooth movement lingual arch
how is the arch wire held in place by a ligature or an elastomeric tie
which type of arch wire is used primarily for its flexibility during the initial stages of tooth movement for malaligned teeth or crowded teeth nickel titanium
which type of archwire is used to apply greater force and gives better stability to control the teeth. stainless steel wire
what are the two shapes of arch wire round and rectangular
____ wires are normally used during initial and intermediate stages of treatment round
_____ wires are normally used during the final stages of treatment square or rectangular
ligated means to be hled in place
when ligating the wire where should the operator begin the most posterior tooth
which kind of ligature ties have been spot welded at the tip to form a hook for the attachment of elastics kobyashi
what are coninuous "0's" called elastic chain
elastics are commonly referred to as rubber bands
Created by: cynthia.fryer