Mn DASLE 2024 Exam Questions All Solved New Update (Verified Pass)
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Mn DASLE
Mn DASLE 2024 Exam Questions All Solved New Update (Verified Pass)
Why and where is it necessary to add wax (wax trimming) two an alginate tray? - Answers -To add length of the tray, protect the tissues from injuries, add pallet , ads border in order to buckle muscles
What is the correct oper...
Mn DASLE 2024 Exam Questions All
Solved New Update (Verified Pass)
Why and where is it necessary to add wax (wax trimming) two an alginate tray? -
Answers -To add length of the tray, protect the tissues from injuries, add pallet , ads
border in order to buckle muscles
What is the correct operator position when taking a maxillary impression and a
mandibular impression? - Answers -For maxillary impression must be at 11 to 12 o'clock
position behind patient for mandibular at 7 o'clock to 8 o'clock in front of patient
How do you avoid excess material from going down a patient's throat when taking a
maxillary impression? - Answers -Head forward, seat posterior first before pushing
anterior
Why is the patient instructed to lift and extrude their tongue on taking mandibular
impression? - Answers -To ensure the flange is captured
What type of tray/trays are used for an alginate impression? - Answers -Plastic and
metal perforated trays
Why are perforated trays used for alginate? - Answers -Locks the material into the tray
How can an accurate impression of the anterior buccal fold (vestibule) be obtained -
Answers -Pre-coating with Alginate
How is the setting time for Alginet lengthened and shortened? - Answers -To shorten
time use warm water
To lengthen time use cold water
What causes drags? - Answers -Movement while material is setting up or premature set
What is the cause of folds? - Answers -Alginate that was painted on teeth sets before
tray was seated
What causes fine bubbles throughout the impression - Answers -Patient gagged
What causes buccal surface/aspects protruding on both sides of the tray - Answers -
Tray is too narrow
What causes mandibular, retromolar pad not visible on impression - Answers -Tray is
too short
, Why is mouthwash used in alginate impressions? (4) - Answers -Remove food in debris,
helps prevent bubbles, cuts the viscosity of saliva, helps prevent gagging on the
maxillary.
How many scoops of powder is used for mandibular impression? - Answers -2:2
How many scoops of powder are used in maxillary impressions? - Answers -3:3
How do you load a mandibular tray? - Answers -From the back
How do you load a maxillary tray? - Answers -From the lingual side
Auto matrix is unique, in that it has a wrench that does whist - Answers -Tightens and
loosens the band
Wedge function is to - Answers -Contour, and hold the band securely
Improper placement of the wedge can cause? - Answers -Overhang and cupping
Class III & IV composit use what matrix? How do you contour the type of matrix? -
Answers -Mylar strip, and mirror handle
Correct band placement is how much above the occlusal surface? - Answers -1 1/2 to
2mm above
Define extrinsic stain - Answers -Occurs on external surfaces of the teeth. Can be
removed by brushing, scaling and polishing. Examples are tea and coffee.
Define intrinsic Stain - Answers -occurs within the tooth structure. Cannot be removed.
Can be fixed with crowns, veneer, or composite.
Define endogenous stain - Answers -developed or originated from within the tooth
during development, such as trauma, hereditary and infections
Define exogenous stain - Answers -developed or originated from sources outside of the
tooth. Acquired after irruption.
Characteristics of yellow stains - Answers -Presence of plaque common on buckle of
maxillary molar's, poor, oral hygiene, and found on all ages
Characteristics of green staining - Answers -Light or yellowish green located on cervical
1/3 of maxillary anterior. Comes from retention of Nasmyths membrane caused by
Porral hygiene, one bacteria or fungi are retained
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