2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
MN DASLE (orthodontics) Questions and
Answers | Latest Update
Angle classification
✓ -:- Class 1 normal bite (neutro-occlusion)
✓ Class 2 overbite (disto-occlusion) lingoversion, labioversion
✓ Class 3 underbite (mesioclussion)
When using floss to place separators, what is the motion used?
✓ -:- See saw motion
Where should bands fit on the tooth?
✓ -:- Middle third of the tooth
What instrument can be used to place elastometric ligature ties (O rings or chains)?
✓ -:- Hemostat
How long can separators be left in place?
✓ -:- Up to two weeks
How are wire ligatures placed?
1|P a g e | G r a d e A + | 2 0 2 0 2 5
, 2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
✓ -:- Loop of ligature wire is placed under the four extensions of the bracket
Ends are pulled toward mesial
Twisted to form a 1/8" pigtail
Cut approx 3-4mm before it is tucked (with condenser
After a ligature is tied and cut, where is it tucked? What instrument is used?
✓ -:- Under the arch wire and towards the gingiva into the embrasure space, with a
condenser
What are seating ligs used for and what is another name for them?
✓ -:- To help place and remove the ortho band. Lingual cleat
What instrument is used to remove elastic separators?
✓ -:- Explorer or sickle scaler
What is the buccal tube?
✓ -:- Located on the buccal of the band to place the arch wire through
What instrument is used to make bends in the arch wire?
✓ -:- Bird beak pliers
2|P a g e | G r a d e A + | 2 0 2 0 2 5
MN DASLE (orthodontics) Questions and
Answers | Latest Update
Angle classification
✓ -:- Class 1 normal bite (neutro-occlusion)
✓ Class 2 overbite (disto-occlusion) lingoversion, labioversion
✓ Class 3 underbite (mesioclussion)
When using floss to place separators, what is the motion used?
✓ -:- See saw motion
Where should bands fit on the tooth?
✓ -:- Middle third of the tooth
What instrument can be used to place elastometric ligature ties (O rings or chains)?
✓ -:- Hemostat
How long can separators be left in place?
✓ -:- Up to two weeks
How are wire ligatures placed?
1|P a g e | G r a d e A + | 2 0 2 0 2 5
, 2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
✓ -:- Loop of ligature wire is placed under the four extensions of the bracket
Ends are pulled toward mesial
Twisted to form a 1/8" pigtail
Cut approx 3-4mm before it is tucked (with condenser
After a ligature is tied and cut, where is it tucked? What instrument is used?
✓ -:- Under the arch wire and towards the gingiva into the embrasure space, with a
condenser
What are seating ligs used for and what is another name for them?
✓ -:- To help place and remove the ortho band. Lingual cleat
What instrument is used to remove elastic separators?
✓ -:- Explorer or sickle scaler
What is the buccal tube?
✓ -:- Located on the buccal of the band to place the arch wire through
What instrument is used to make bends in the arch wire?
✓ -:- Bird beak pliers
2|P a g e | G r a d e A + | 2 0 2 0 2 5
