WorksheetsBCOC Penang Module 4 Quiz 3
Total questions: 18
Worksheet time: 10mins
Where is the ideal position for bracket placement with a standard torque bracket?
Facial axes of clinical crown
Cervically nearer to the gum
Incisally nearer to the incisal edges
Two teeth or resistance units of equal size pulling against each other is which form of anchorage?
High Anchorage
Reciprocal anchorage
Absolute Anchorage
No Anchorage
Cephalometric is useful in assessing which of the following relationship?
Tooth to Bone relationship
Bone to Tooth relationship
Tooth to Tooth relationship
All of the above
Convex facial profile is associated with?
Class I Skeletal Relationship
Class II Skeletal Relationship
Class III Skeletal Relationship
Class IV Skeletal Relationship
Moment is define as -
Minimum anchorage is define as
1/3 of extraction space is use by movement of anchor unit
Half of extraction space is use by movement of anchor unit
2/3 of extraction space is use by movement of anchor unit
All of extraction space is use by movement of anchor unit
Prognathic profile is seen in patients with
Class I Skeletal Pattern
Class II Skeletal Pattern
Class III Skeletal Pattern
Class IV Skeletal Pattern
Absolute anchorage means
1/3 Anchorage Lost
2/3 Anchorage Lost
All Anchorage Loss
No anchorage Loss
Aesthetic Brackets refer to:
Conventional Brackets
Ceramic Brackets
Self-Ligating Brackets
Clear Aligners
Initial alignment wire needs to be:
Light force
Super Elastic
Good Shape Memory
Round size wire
Ceramic brackets have higher frictional forces between bracket and wire interface
True
False
To express more labial root torque in palatally displaced lateral incisor, an MBT bracket can be
Rotated 180 degree
Rotated 90 Degree
Rotated 270 Degree
Rotated 360 Degree
To reduce mesial tip of lower canines in class iii malocclusion, MBT brackets should be - swapped left to right, and right to left.
We can start initial alignment wire with 018 NT
True
False
Larger diameter arch wires exhibit more .....
Elastics
Stiffness
More Springy
Less Springy
When a wire is loaded above the ultimate tensile strength, it will
Deformed and Break
Bounce back to original form
Higher force applied on to an object with the same distance from the centre of resistance will create a ..
High Moment
Low Moment
No changes
In bodily movement, the mc/mf ratio is
Zero
One
More than One
Less than One
To produce controlled tooth movement, we need ...
Thick Round Wire
Counter Moments
Thick Rectangle Wire
Thin Round Wire
