WorksheetsBCOC Penang Module 3 Quiz 2
Total questions: 15
Worksheet time: 8mins
Resistance to tooth movement is?
Friction
Binding
Notching
All of the Above
Stronger force on teeth equals to faster tooth movement?
True
False
In moderate anchorage, posterior teeth are allowed to drift up to _______?
25% of Extraction Space
50% of Extraction Space
75% of Extraction Space
All of the Extraction space
Anchorage loss occurs faster in the maxilla
True
False
Orthodontic force needs to be sustained AT LEAST for how long before successful orthodontic tooth movement occurs?
3 hours
6 hours
9 hours
12 hours
Effective tooth movement occurs with more undermining resorption
True
False
Optimal orthodontic force SHOULD NOT exceed
PDL capillary bed blood pressure of ______
10-15gm/cm2 of root surface
15-20gm/cm2 of root surface
20-25gm/cm2 of root surface
25-30gm/cm2 of root surface
White spot lesion can occur within _____
1 Day
3 Days
1 week
4 weeks
1mm Transverse expansion in inter-molar width results in arch depth of ______
1mm
0.5mm
1.5mm
2.0mm
1mm AP movement of incisors will create/consume _____mm within the dental arch on both sides?
0.5mm
1.0mm
1.5mm
2.0mm
A Bolton’s analysis is used to
Measure the degree of inclination of maxillary and mandibular anterior teeth
Measure the tooth-size discrepancy (6-6) between maxillary and mandibular teeth proportion.
Measure the anterior tooth (3-3) size discrepency between maxillary and mandibular teeth proportion.
Bolton? Aiyakkk.. Need to refer back to Dr Stephanie's note.
Molar class 2 relationship is?
MB cusp tip of upper 6 sits on MB groove of lower 6.
MB cusp tip of upper 6 sits distal to the MB groove of lower 6.
MB cusp tip of upper 6 sits mesial to the MB groove of lower 6.
High anchorage requirement allows for ______
25% loss of extraction space
50% loss of extraction space
No loss of extraction space
75% loss of extraction space
What movement increases risk of external tooth resorption the most?
Retrusion
Protrusion
Extrusion
Intrusion & Jiggling
Space requirement of 6mm in a class 2 div 1 malocclusion with OJ 5mm, will likely require _______
Non-Extraction
Proximal Stripping
Teeth Extractions
