DASLE MN Training Exam Questions 100% Well Answered.
6 views 0 purchase
Course
DASLE MN
Institution
DASLE MN
What system has a tightening wrench to tighten and loosen the band? - Answer Automatrix
What is the purpose of a wedge? How many do you need for an MOD restoration? - Answer To contour and hold the band securely, 2 wedges
auto matrix is unique in that it has a wrench that does what? - A...
DASLE MN Training Exam Questions
100% Well Answered.
What system has a tightening wrench to tighten and loosen the band? - Answer Automatrix
What is the purpose of a wedge? How many do you need for an MOD restoration? - Answer To contour
and hold the band securely, 2 wedges
auto matrix is unique in that it has a wrench that does what? - Answer has no retainer to hold the band
in place. the tightening wrench is inserted into the coil and is turned clockwise to tighten the band
What occurs if the wedge is not place properly? - Answer Overhang or cupping
Class III & IV composites use what type of matrix system? - Answer Celluloid strip "Mylar"
wedges function is to? - Answer insert into the lingual embrasure to hold the band firmly against the
gingival margin of the prep.
for posterior restoration, where is the wedge inserted? - Answer inserted on the lingual side
what is used to insert the wedge? - Answer 110 howe pliers
The universal band when placed should extend _____ mm above the ________ surface? - Answer 1 ½
to 2 mm above the occlusal surface
what is T-band made from? - Answer stainless steel or copper
what is the universal retainer (tofflemire retainer) - Answer a mechanical device that holds the matrix
band snugly in position. it's designed for class II amalgam restoration and intermediate. It's positioned
from the buccal surface of the tooth being restored
,Explain the rule for posterior teeth isolation. - Answer Isolate 1 to 2 teeth distal to the tooth being
treated (working tooth), and isolate 3 to 4 teeth mesial or 6 to 8 teeth for better stability
Explain the rule for anterior teeth isolation. What is the exception to the rule? - Answer Isolate canine
to canine, clamp may not be needed, ligate between canine and 1st premolar
Anterior/cervical clamp may be used for Class V, endo tooth or premolar clamps may be used
The bow of the dental dam clamp is placed towards the _____ and the four points of the clamp are
resting _______________? - Answer The distal and below the height of contour
Which side of the tooth is the clamp placed on first? - Answer Lingual, this allows for a fulcrum to place
the clamp
List items that can be used to invert dental dam. - Answer Air, Plastic instrument (blunt instrument),
black spoon or beavertail burnisher, Waxed floss
the bow of the dental dam clam is placed towards the _____ and the four points of the clamp are resting
_______? - Answer towards the distal and the four points of the clamp are resting below the height of
contour
Which side of the tooth is the clamp placed on first? - Answer Lingual, this allows for a fulcrum to place
the clamp
List items that can be used to invert dental dam. - Answer Air, Plastic instrument (blunt instrument)
black spoon or, beavertail burnisher, Waxed floss
List the hole punch numbers for each type of tooth: - Answer 5 - Anchor Tooth (clamped tooth) or
keyhole punch #5 (double punched if using a winged clamp)
4 - MX & MN molars
3 - MX & MN canines and premolars
2 - Maxillary anterior centrals & laterals
,1 - Mandibular anterior centrals & laterals
List the steps for removal of the dental dam. - Answer Remove opposite ligature/anchor (Wedjet or
floss)
Cut the dam septum on the facial side
Remove the clamp
Remove dam and frame
Check for pieces
Floss
Massage tissue
List the uses/advantages of using dental dam. - Answer Better patient management and protection
from debris, materials and liquids
Controls moisture
Decreases operator time
Effective barrier control for infection control
Used for RCT, sealants, restorations, whitening, not used for oral surgery
Why is a dental dam napkin used? - Answer Absorbs moisture, Latex allergies or reduce latex
sensitivity, Patient comfort
Which clamp is used for a class V restoration? - Answer Cervical clamp (butterfly) 9, 212, 214 etc.
Which dental frame is placed under the dam material? - Answer Plastic U-shaped frame due to being
radiolucent
Which dental frame is placed on the outside of the dam material? - Answer Youngs U-shaped metal
frame
Otsby plastic round frame
, What happens if the holes are punched too close together? - Answer the dam may tear and stretch.
stretched holes may leave the gingiva exposed and may cause leakage
What happens if the holes are punched too far apart? - Answer excess material is present between the
teeth. this may block the DDS vision or catch in instrumentation
What happens if the curve of the arch is punched too flat? Too narrow? - Answer If too flat or wide =
bunching on lingual
If too curved or narrow = folding on the facial
How far apart should the holes be spaced? - Answer 3.0-3.5 mm
Prior to the application of sealants, what are the teeth are cleaned with? - Answer Prophy brush and
non-fluoridated pumice, no oils (can interfere with the bonding process)
Which are etched longer, permanent or primary teeth? - Answer Primary teeth because they are
stronger and teeth with fluorosis
What is the composition of the etching material? - Answer 37% phosphoric acid (35-47%)
What is the best isolation technique when applying sealants? - Answer dental dam
Describe characteristics of an etched surface. - Answer Dull
Frosted
Chalky
List contra-indicators for sealant placement. - Answer Occlusal surface is smooth and easy to clean
Decay on occlusal surface
Decay on interproximal surface
Restoration already in place
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller TestSolver9. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.
