DASLE MN EXAM 2025-2026 COMPLETE EXAM
QUESTIONS AND ACCURATE ANSWERS |ALREADY
PASSED!!
Explain the rule for posterior Isolate 1 to 2 teeth distal to the tooth being treated
teeth isolation. (working tooth), and isolate 3 to 4 teeth mesial or 6 to 8
teeth for better stability
Isolate canine to canine, clamp may not be needed, ligate
between canine and 1st premolar
Explain the rule for anterior
Anterior/cervical clamp may be used for Class V, endo
teeth isolation. What is the tooth or premolar clamps may be used
exception to the rule?
The bow of the dental dam The distal and below the height of contour
clamp is placed towards the
and the four points of
the
clamp are resting ?
Which side of the tooth is the Lingual, this allows for a fulcrum to place the clamp
clamp placed on first?
List items that can be used to Air, Plastic instrument (blunt instrument), black spoon or
invert dental dam. beavertail burnisher, Waxed floss
the bow of the dental dam towards the distal and the four points of the clamp are
clam is placed towards the and resting below the height of contour
the four points of the
clamp are resting ?
Which side of the tooth is the Lingual, this allows for a fulcrum to place the clamp
clamp placed on first?
List items that can be used to Air, Plastic instrument (blunt instrument) black spoon or,
invert dental dam. beavertail burnisher, Waxed floss
5 - Anchor Tooth (clamped tooth) or keyhole punch #5
(double punched if using a winged clamp)
4 - MX & MN molars
List the hole punch numbers 3 - MX & MN canines and premolars
for each type of tooth: 2 - Maxillary anterior centrals & laterals
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,8/9/25, 4:58 PM DASLE MN EXAM 2025 COMPLETE EXAM QUESTIONS AND ACCURATE ANSWERS |ALREADY PASSED!! Flashcards | Quizlet
1 - Mandibular anterior centrals & laterals
What system has a tightening Automatrix
wrench to tighten and
loosen the band?
What is the purpose of a To contour and hold the band securely, 2 wedges
wedge? How many do
you need for an MOD
restoration?
auto matrix is unique in that it has no retainer to hold the band in place. the tightening
has a wrench that does what? wrench is inserted into the coil and is turned
clockwise to tighten the band
What occurs if the wedge is Overhang or cupping
not place properly?
Class III & IV composites use Celluloid strip "Mylar"
what type of matrix system?
insert into the lingual embrasure to hold the band
wedges function is to?
firmly against the gingival margin of the prep.
for posterior restoration, inserted on the lingual side
where is the wedge
inserted?
what is used to insert the 110 howe pliers
wedge?
The universal band when 1 ½ to 2 mm above the occlusal surface
placed should extend
_____ mm above the
___________________surfa
ce?
what is T-band made from? stainless steel or copper
a mechanical device that holds the matrix band snugly
what is the universal retainer
in position. it's designed for class II amalgam
(tofflemire retainer)
restoration and intermediate. It's positioned from the
buccal surface of the tooth being restored
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,8/9/25, 4:58 PM DASLE MN EXAM 2025 COMPLETE EXAM QUESTIONS AND ACCURATE ANSWERS |ALREADY PASSED!! Flashcards | Quizlet
Remove opposite ligature/anchor
(Wedjet or floss) Cut the dam
septum on the facial side
List the steps for removal
Remove the
of the dental dam.
clamp Remove
dam and frame
Check for
pieces
Floss
Massage tissue
Better patient management and protection from debris,
materials and liquids Controls moisture
List the uses/advantages of Decreases operator time
using dental dam. Effective barrier control for infection control
Used for RCT, sealants, restorations, whitening, not used for oral
surgery
Why is a dental dam napkin Absorbs moisture, Latex allergies or reduce latex sensitivity,
used? Patient comfort
Which clamp is used for a Cervical clamp (butterfly) 9, 212, 214 etc.
class V restoration?
Which dental frame is Plastic U-shaped frame due to being radiolucent
placed under the dam
material?
Which dental frame is Youngs U-shaped
placed on the outside of metal frame Otsby
the dam material? plastic round
frame
What happens if the holes are the dam may tear and stretch. stretched holes may
punched too close together? leave the gingiva exposed and may cause leakage
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, 8/9/25, 4:58 PM DASLE MN EXAM 2025 COMPLETE EXAM QUESTIONS AND ACCURATE ANSWERS |ALREADY PASSED!! Flashcards | Quizlet
What happens if the holes excess material is present between the teeth. this may
are punched too far apart? block the DDS vision or catch in instrumentation
What happens if the curve of If too flat or wide = bunching on lingual
the arch is punched too flat? If too curved or narrow = folding on the facial
Too narrow?
How far apart should the 3.0-3.5 mm
holes be spaced?
Prior to the application of Prophy brush and non-fluoridated pumice, no oils (can
sealants, what are the interfere with the bonding process)
teeth are cleaned with?
Which are etched longer, Primary teeth because they are stronger and teeth with fluorosis
permanent or primary teeth?
What is the composition of the 37% phosphoric acid (35-47%)
etching material?
What is the best isolation dental dam
technique when applying
sealants?
Dull
Describe characteristics
Frosted
of an etched surface.
Chalky
Occlusal surface is smooth and
List contra-indicators easy to clean Decay on occlusal
for sealant surface
placement. Decay on
interproximal
surface Restoration
already in place
Occlusal surfaces with
pits & fissures Bu pit of
List the indications for sealant mandibular molars
placement.
Li groove by cusp
of Carabelli
Cingulum pits
Patient with high incidence of caries
Dabbed
How is liquid etch
continuously
applied? What can
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