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A patietn with a ClassII malocclusion and mandibular plan angle of 50 degrees would benefit from treatment with:

a. a biteplane
b. high-pull head gear
c. molar extrusion
d. incisor intrusion
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Terms in this set (20)
A patietn with a ClassII malocclusion and mandibular plan angle of 50 degrees would benefit from treatment with:

a. a biteplane
b. high-pull head gear
c. molar extrusion
d. incisor intrusion
b. high - pull head gear
Which radiograph is best used to assess transverse skeletal asymmetry?

a. later cephalogram
b. Anterior-posterior cephalogram
c. occlusal
d. panoramic
b. anterior- posterir cephalogram
Individuals with which Angle's classification would MOST likely have inability to close their lips?
Class II division 1
Incompetent lip posture is MOST likely found with
mouth breathing
Components of an ACTIVE removable retainer include all of the following except one. Which ONE is the exception?
Jack screw - OR Molar Bands
All of the following are examples of orthodontic problems that can be corrected in the early mixed dentition except one. Which ONE is the exception?
Skeletal growth patterns
Arch length analysis is used to determine:
The extent of dental crowding
Openbites can be treated with:

a. Removable habit appliances
b. Fixed habit appliances
c. Fixed appliance therapy
d. Myofunctional therapy
e. all of the above
e. All of the above
Chronic mouth breathing can result in all of the following problems except one. Which ONE is the exception?
lip biting
All of the following can be accurately determined from a lateral cephalometric radiograph except one. Which ONE is the exception?
Angle molar classification
The horizontal reference plane utilized in the Steiner cephalometric analysis is?Sella-naison (SN plane)The size difference between both the primary molars and the permanent successors is referred to as?Leeway spaceOrthodontic study models are trimmed inCentric OcclusionThe radiographic view utilized in conducting measurements for a mixed dentition analysis is:PanoramicHow many primary teeth are typically present in the mouth of a child at age 10?10-12All of the following are reasons for early loss of primary teeth except one. Which one is the exception? a. Trauma b. Caries c. Crowding d. Space lossspace lossA hand wrist radiograph is taken for all of the following purposes except one. Which one is the exception? a. Assess ossification b. Evaluate skeletal growth c. Predict patient's height at puberty d. Determine sexual maturityd. Determine sexual maturityPlace the following terms in order of least missing teeth firstHypodontia, oligodontia, anadontiaThe Steiner normal angles for SNA and SNB are ___ and ____ respectively.82 and 80.A patient with increased anterior vertical growth will definitely have an increased:Y-axis