Exam 15: Orthodontics

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Match the appliance to its definition.
used to tie on the archwire
elastics
used to place archwires
cleats
placed between teeth before banding to provide space
Hawley appliance
Correct Answer:
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used to tie on the archwire
elastics
used to place archwires
cleats
placed between teeth before banding to provide space
Hawley appliance
used to hold and adjust archwires
buccal tubes
used to support the archwire
Weingart utility pliers
rapidly increases the size of the maxilla
palatal expanders
used to establish the height of orthodontic bands
separators
protects the teeth during sports
bird-beak pliers
metal rings cemented around a tooth
oral shield
designed to alter jaw function for a more favorable occlusion position
Howe pliers
attachments to apply directional forces
dental appliances
a round one is used the first year to move the tooth crown
three-prong pliers
used to adjust clasps
mouthguard
used to help seat posterior bands
Boone gauge
appliance designed to maintain newly acquired tooth positions
fixed space maintainer
covers the incisal edge of maxillary incisors
edgewise pliers
attached to remaining teeth to hold a tooth pattern
ligature
used to bend and shape appliance wires
bands
latex circles that provide pull forces
archwire
correct mouth breathing faults
Stev plate
used to remove excess cement
brackets
used to make archwire adjustments
scaler
special appliance for sleep apnea or nail biting
auxiliary springs
used to support power devices or elastics
activator
support device for headgear and archwires
bitestick
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Interceptive orthodontics includes all of the following EXCEPT

(Multiple Choice)
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The teeth in Division I would appear as

(Multiple Choice)
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Altering the position of a tooth around its long axis is called ____________________.

(Short Answer)
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Cementing a metal bracket to a tooth is called

(Multiple Choice)
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Placement of metal bands around teeth is called ____________________.

(Short Answer)
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Moving a tooth to a more upright position is called ____________________.

(Short Answer)
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Which of the following controls mandibular growth?

(Multiple Choice)
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A mouthguard is a removable plastic splint worn at night to lessen the harmful effects of patient's grinding of teeth (bruxism).

(True/False)
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Preventive orthodontics includes all of the following EXCEPT

(Multiple Choice)
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The purpose of headgear is to provide internal force.

(True/False)
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Match the cause of malocclusion to its correct definition.
horizontal overbite
vertical overbite
extra teeth
ectopic
edges of maxillary and mandibular incisors meet
supernumerary
Correct Answer:
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horizontal overbite
vertical overbite
extra teeth
ectopic
edges of maxillary and mandibular incisors meet
supernumerary
anterior teeth not in contact
overjet
present at birth
open bite
excessive overlap of maxillary and mandibular central incisors when in occlusion
crossbite
out of place
underjet
maxillary incisors lingual to mandibular incisors
end to end
midsagittal misalignment of central incisors
congenital
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Elevating a tooth out of the alveolus is called ____________________.

(Short Answer)
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