DASLE MN Exam Questions and
Answers
When iitaking iialginate iiimpressions, iihaving iithe iipatient iiswish iiwith iia iimouth iirinse
iisuch iias iiListerine iiprior iito iiimpressing iihelps iidecrease iiall iiof iithe iifollowing iiexcept:
a: iidrooling iiby iithe iipatient
B: iimicroorganisms iion iithe iiimpression
C: iigagging iiby iithe iipatient
D: iibubbles iiin iithe iimaterial ii- iiCorrect iiAnswers ii-a: iiDrooling iiby iithe iipatient
You iiare iiseating iiyour iipatient iito iitake iialginate iiimpressions, iiwhat iiposition iiwill iiyou
iihave iithem iiin?
A: iiupright
B: iireclined
C: iistanding
D: iisupine ii- iiCorrect iiAnswers ii-a: iiUpright
Which iiof iithe iifollowing iiwould iinot iibe iian iieffective iicommunication iimethod?
A: iiask iithe iipatient iito iiuse iipredetermined iihand iisignals iito iicommunicate iiwith iiyou
B: iiexplain iito iithe iipatient iithat iithe iimaterial iimay iifeel iicold
C: iiAsk iithe iipatient iito iibreath iithrough iitheir iimouth
D: iiinform iithe iipatient iithat iithey iican iibring iitheir iihead iiforward iiand iioff iithe iiheadrest
iionce iiyou iihave iiseated iithe iiimpression ii- iiCorrect iiAnswers ii-C: iiAsk iithe iipatient iito
iibreath iithrough iitheir iimouth
In iiorder iito iibest iirecord iithe iimuscle iiattachments, iifrenums, iiand iiachieve iia iicomplete
iiperipheral iiroll, iithe iioperator iiwill iineed iito iiperform_________ iiby iigently iimassaging
iithe iipatients iilips iiand iicheeks.
A: iifacial iitrimming
B: iifrenectomy
C: iimuscle iitrimming
D; iimuscle iirolling ii- iiCorrect iiAnswers ii-C: iimuscle iitrimming
A iimain iiadvantage iiof iipolyvinyl iisiloxane iiis iithat iiit iihas iihigh iidimensional iistability iiand
iipouring iican iibe iidelayed iifor iiup iito ii7-10 iidays iiwithout iidistorting.
True
False ii- iiCorrect iiAnswers ii-TRUE
,Polysulfide iiis iian iiimpression iimaterial iiwhere iithe iidisadvantages iioutweigh iithe
iiadvantages. iiSome iiof iithe iimain iidisadvantages iiare iithe iiodor, iibad iitaste, iiit iistains,
iiand iihas iia iilong iisetting iitime.
True
False ii- iiCorrect iiAnswers ii-TRUE
An iiimpression iitray iishould iiextend ii_____ iimm iibeyond iithe iilast iitooth iiin iithe iiarch.
A: ii1-2
B: ii2-3
C: ii3-4
D: ii4-5 ii- iiCorrect iiAnswers ii-B: ii2-3
If iian iialginate iiimpression iiremains iiin iithe iiopen iiair, iimoisture iiwill iievaporate iifrom iithe
iimaterial, iicausing iiit iito iishrink iiand iidistort. iiThis iicondition iiis iicalled:
A: iiexpansion
B: iiimbibition
C: iisynersis
D: iiadaptation ii- iiCorrect iiAnswers ii-C: iisynersis
As iia iiright iihanded iioperator, iiwhen iiseating iithe iimandibular iiimpression, iiyou iiwant iito
iibe iistanding iiat iithe iiside iiof iithe iipatient, iinear ii8-9 iio'clock. iiWhen iiseating iithe
iimaxillary iiimpression, iiyou iiwill iiwant iito iibe iibehind iithe iipatients iihead, iinear ii11-12
iio'clock.
True
False ii- iiCorrect iiAnswers ii-TRUE
When iimight iithe iifabrication iiof iia iicustom iitray iibe iinecessary?
A: iithe iistock iitrays iido iinot iifit iithe iipatients iimouth iiproperly
B: iithe iipatient iiis iiedentulous
C: iithe iipatient iineeds iiwhitening iitrays
D: iithe iipatient iineeds iia iispecific iiorthodontic iiappliance
E: iiall iiof iithe iiabove ii- iiCorrect iiAnswers ii-E: iiall iiof iithe iiabove
The iipurpose iifor iithe iiperforations iiin iithe iiimpression iitrays iiis:
A; iito iiallow iithe iiimpression iimaterial iito iiflow iiout iiof iithe iiperforations iiB: iicreating iia
iimechanical iilock iibetween iithe iiimpression iiand iithe iitray
to iiallow iifor iieasier iicleaning iiof iithe iitrays
C: iito iiallow iiair iito iiescape iiin iiorder iito iireduce iithe iiamount iiof iibubbles iiin iithe
iiimpression
D: iito iihelp iireduce iigagging iiby iiallowing iiexcess iimaterial iiout iiof iithe iimouth ii- iiCorrect
iiAnswers ii-A; iito iiallow iithe iiimpression iimaterial iito iiflow iiout iiof iithe iiperforations
What iiis iithe iiwater-to-powder iiratio iifor iitaking iian iiadult iimaxillary iialginate iiimpression?
A: ii1 iiscoop iiof iipowder iito ii1 iimeasure iiof iiwater
B: ii2 iiscoops iiof iipowder iito ii2 iimeasure iiof iiwater
C: ii3 iiscoop iiof iipowder iito ii3 iimeasure iiof iiwater
,D: ii1 iiscoop iiof iipowder iito ii2 iimeasure iiof iiwater ii- iiCorrect iiAnswers ii-C: ii3 iiscoop iiof
iipowder iito ii3 iimeasure iiof iiwater
A iipatient iiis iicoming iiin iifor iia iicrown iiprep iion iitooth ii#30. iiAt iithe iibeginning iiof iithe
iiappointment iiyou iiuse iipolyvinyl iisiloxane iiimpression iimaterial iito iitake iia iipreliminary
iiimpression iiso iiyou iiare iiable iito iifabricate iia iitemporary iicrown. iiAt iithe iiend iiof iithe
iiappointment iithere iineeds iito iibe iia iifinal iiimpression iitaken iiof iithe iitooth iiafter iiit iiis
iiprepared. iiWho iiis iilegally iiresponsible iiand iidelegated iito iitake iithis iifinal iiimpression?
A: iiRDH
B: iiLDA
C: iiRDA
D: iiDDS ii- iiCorrect iiAnswers ii-D; iiDDS
An iiimpression iiis iidefined iias iia iipositive iireproduction iiof iioral iitissue iiand iisurrounding
iistructures, iiwhere iia iistone iicast iiis iia iinegative iireproduction.
True
False ii- iiCorrect iiAnswers ii-FALSE
Elastomeric iiimpression iimaterials iiare iigreat iifor iitaking iifinal iiimpressions iiwhen
iiaccuracy iiand iidetail iiare iineeded, iiall iiof iithe iifollowing iiare iiexamples iiof iielastomeric
iimaterials iiexcept:
A: iipolyvinyl iisiloxane
B: iireversible iihydrocolloid
C: iipolysulfide
D: iipolyether
E: iisilicone ii- iiCorrect iiAnswers ii-B: iireversible iihydrocolloid
The ii_______ iitray iicovers iihalf iiof iia iidental iiarch.
A: iiFull-arch
B: iicustom
C: iisection
D: iiquadrant ii- iiCorrect iiAnswers ii-D: iiquadrant
When iiseating iian iialginate iiimpression iiin iithe iimouth, iiit iiis iicentered iiover iithe iiteeth
iiand iithen:
A: iiseated iiin iithe iianterior iifirst, iithen iithe iiposterior
B: iiseated iiin iithe iiposterior iifirst, iithen iithe iianterior
C: iiseated iileft iito iiright
D: iiseated iiright iito iileft
E: iiit iidoesn't iimatter iias iilong iias iiyou iiget iiis iiinto iithe iipatients iimouth iibefore iiit iisets iiup
ii- iiCorrect iiAnswers ii-B: iiseated iiin iithe iiposterior iifirst, iithen iithe iianterior
Baseplate iiwax iiis ii_________ iiprior iito iiplacing iiit iiin iithe iipatients iimouth iifor iia iibite
iiregistration.
A:molded
B: iiplaced iiin iia iitray
, C: iiwarmed
D: iicooled ii- iiCorrect iiAnswers ii-C: iiwarmed
You iihave iijust iifinished iitaking iialginate iiimpressions iifor iibleaching iitrays, iibut iiare
iiunable iito iipour iithem iiup iiright iiaway. iiWhat iishould iiyou iido?
A: iikeep iithem iion iithe iicounter iiuntil iiyou iiare iiready iito iipour iithem iiup
B: iiwrap iithem iiin iia iimoist iipaper iitowel iiand iiplace iithem iiin iia iiplastic iibag
C: iisoak iithem iiin iia iibowl iiof iiwater
D: iilet iithem iidry iiout iias iipouring iiup iidry iiimpressions iiis iieasier ii- iiCorrect iiAnswers ii-b:
iiwrap iithem iiin iia iimoist iipaper iitowel iiand iiplace iithem iiin iia iiplastic iibag
The iimedium iimandibular iistock iitray iiyou iihave iitried iiin iiyour iipatients iimouth iiseems iito
iibe iihitting iithe iilingual iiareas iiof iiboth iithe iiright iiand iithe iileft iiteeth, iiwhat iisize iitray
iishould iiyou iitray iiin iiyour iipatients iimouth iinext?
A: iilarge
B: iismall ii- iiCorrect iiAnswers ii-B: iiSMALL
Which iiof iithe iifollowing iiwould iinot iibe iia iicritical iiitem iiwhen iievaluating iia iimaxillary
iiimpression?
A: iihamular iinotch
B: iituberosity
C: iiretromolar iiarea
D: iipalate ii- iiCorrect iiAnswers ii-C: iiretromolar iiarea
For iia iimandibular iiimpression, iithe iicorrect iilength iiof iithe iitray iiwould iiinclude:
A: iituberosity
B: iiretromolar iiarea
C: iihamular iinotch
D: iitooth ii#16 iiif iipresent ii- iiCorrect iiAnswers ii-B: iiretromolar iiarea
The iisetting iitime iiis iithe iitime iifrom iithe iistart iiof iithe iimix iiuntil iithe iimaterial iihas iiset;
iiwhere iithe iiworking iitime iiis iithe iitime iifor iimixing iithe iialginate, iiloading iithe iitray iiand
iipositioning iithe iitray iiin iithe iipatients iimouth.
True
False ii- iiCorrect iiAnswers ii-TRUE
When iiselecting iia iitray iifor iian iialginate iiimpression, iihow iimuch iispace iiis iisufficient
iibetween iithe iiocclusal iisurface iiand iithe iitray?
A: ii1-2mm
B: ii2-3mm
C: ii3-6mm
D: ii6-7mm ii- iiCorrect iiAnswers ii-B: ii2-3mm
When iimixing iialginate iiimpression iimaterial, iiby iidecreasing iithe iitemperature iiof iithe
iiwater, iiyou iiwill ii_____________ iiyour iiworking iitime.
A: iidecrease
Answers
When iitaking iialginate iiimpressions, iihaving iithe iipatient iiswish iiwith iia iimouth iirinse
iisuch iias iiListerine iiprior iito iiimpressing iihelps iidecrease iiall iiof iithe iifollowing iiexcept:
a: iidrooling iiby iithe iipatient
B: iimicroorganisms iion iithe iiimpression
C: iigagging iiby iithe iipatient
D: iibubbles iiin iithe iimaterial ii- iiCorrect iiAnswers ii-a: iiDrooling iiby iithe iipatient
You iiare iiseating iiyour iipatient iito iitake iialginate iiimpressions, iiwhat iiposition iiwill iiyou
iihave iithem iiin?
A: iiupright
B: iireclined
C: iistanding
D: iisupine ii- iiCorrect iiAnswers ii-a: iiUpright
Which iiof iithe iifollowing iiwould iinot iibe iian iieffective iicommunication iimethod?
A: iiask iithe iipatient iito iiuse iipredetermined iihand iisignals iito iicommunicate iiwith iiyou
B: iiexplain iito iithe iipatient iithat iithe iimaterial iimay iifeel iicold
C: iiAsk iithe iipatient iito iibreath iithrough iitheir iimouth
D: iiinform iithe iipatient iithat iithey iican iibring iitheir iihead iiforward iiand iioff iithe iiheadrest
iionce iiyou iihave iiseated iithe iiimpression ii- iiCorrect iiAnswers ii-C: iiAsk iithe iipatient iito
iibreath iithrough iitheir iimouth
In iiorder iito iibest iirecord iithe iimuscle iiattachments, iifrenums, iiand iiachieve iia iicomplete
iiperipheral iiroll, iithe iioperator iiwill iineed iito iiperform_________ iiby iigently iimassaging
iithe iipatients iilips iiand iicheeks.
A: iifacial iitrimming
B: iifrenectomy
C: iimuscle iitrimming
D; iimuscle iirolling ii- iiCorrect iiAnswers ii-C: iimuscle iitrimming
A iimain iiadvantage iiof iipolyvinyl iisiloxane iiis iithat iiit iihas iihigh iidimensional iistability iiand
iipouring iican iibe iidelayed iifor iiup iito ii7-10 iidays iiwithout iidistorting.
True
False ii- iiCorrect iiAnswers ii-TRUE
,Polysulfide iiis iian iiimpression iimaterial iiwhere iithe iidisadvantages iioutweigh iithe
iiadvantages. iiSome iiof iithe iimain iidisadvantages iiare iithe iiodor, iibad iitaste, iiit iistains,
iiand iihas iia iilong iisetting iitime.
True
False ii- iiCorrect iiAnswers ii-TRUE
An iiimpression iitray iishould iiextend ii_____ iimm iibeyond iithe iilast iitooth iiin iithe iiarch.
A: ii1-2
B: ii2-3
C: ii3-4
D: ii4-5 ii- iiCorrect iiAnswers ii-B: ii2-3
If iian iialginate iiimpression iiremains iiin iithe iiopen iiair, iimoisture iiwill iievaporate iifrom iithe
iimaterial, iicausing iiit iito iishrink iiand iidistort. iiThis iicondition iiis iicalled:
A: iiexpansion
B: iiimbibition
C: iisynersis
D: iiadaptation ii- iiCorrect iiAnswers ii-C: iisynersis
As iia iiright iihanded iioperator, iiwhen iiseating iithe iimandibular iiimpression, iiyou iiwant iito
iibe iistanding iiat iithe iiside iiof iithe iipatient, iinear ii8-9 iio'clock. iiWhen iiseating iithe
iimaxillary iiimpression, iiyou iiwill iiwant iito iibe iibehind iithe iipatients iihead, iinear ii11-12
iio'clock.
True
False ii- iiCorrect iiAnswers ii-TRUE
When iimight iithe iifabrication iiof iia iicustom iitray iibe iinecessary?
A: iithe iistock iitrays iido iinot iifit iithe iipatients iimouth iiproperly
B: iithe iipatient iiis iiedentulous
C: iithe iipatient iineeds iiwhitening iitrays
D: iithe iipatient iineeds iia iispecific iiorthodontic iiappliance
E: iiall iiof iithe iiabove ii- iiCorrect iiAnswers ii-E: iiall iiof iithe iiabove
The iipurpose iifor iithe iiperforations iiin iithe iiimpression iitrays iiis:
A; iito iiallow iithe iiimpression iimaterial iito iiflow iiout iiof iithe iiperforations iiB: iicreating iia
iimechanical iilock iibetween iithe iiimpression iiand iithe iitray
to iiallow iifor iieasier iicleaning iiof iithe iitrays
C: iito iiallow iiair iito iiescape iiin iiorder iito iireduce iithe iiamount iiof iibubbles iiin iithe
iiimpression
D: iito iihelp iireduce iigagging iiby iiallowing iiexcess iimaterial iiout iiof iithe iimouth ii- iiCorrect
iiAnswers ii-A; iito iiallow iithe iiimpression iimaterial iito iiflow iiout iiof iithe iiperforations
What iiis iithe iiwater-to-powder iiratio iifor iitaking iian iiadult iimaxillary iialginate iiimpression?
A: ii1 iiscoop iiof iipowder iito ii1 iimeasure iiof iiwater
B: ii2 iiscoops iiof iipowder iito ii2 iimeasure iiof iiwater
C: ii3 iiscoop iiof iipowder iito ii3 iimeasure iiof iiwater
,D: ii1 iiscoop iiof iipowder iito ii2 iimeasure iiof iiwater ii- iiCorrect iiAnswers ii-C: ii3 iiscoop iiof
iipowder iito ii3 iimeasure iiof iiwater
A iipatient iiis iicoming iiin iifor iia iicrown iiprep iion iitooth ii#30. iiAt iithe iibeginning iiof iithe
iiappointment iiyou iiuse iipolyvinyl iisiloxane iiimpression iimaterial iito iitake iia iipreliminary
iiimpression iiso iiyou iiare iiable iito iifabricate iia iitemporary iicrown. iiAt iithe iiend iiof iithe
iiappointment iithere iineeds iito iibe iia iifinal iiimpression iitaken iiof iithe iitooth iiafter iiit iiis
iiprepared. iiWho iiis iilegally iiresponsible iiand iidelegated iito iitake iithis iifinal iiimpression?
A: iiRDH
B: iiLDA
C: iiRDA
D: iiDDS ii- iiCorrect iiAnswers ii-D; iiDDS
An iiimpression iiis iidefined iias iia iipositive iireproduction iiof iioral iitissue iiand iisurrounding
iistructures, iiwhere iia iistone iicast iiis iia iinegative iireproduction.
True
False ii- iiCorrect iiAnswers ii-FALSE
Elastomeric iiimpression iimaterials iiare iigreat iifor iitaking iifinal iiimpressions iiwhen
iiaccuracy iiand iidetail iiare iineeded, iiall iiof iithe iifollowing iiare iiexamples iiof iielastomeric
iimaterials iiexcept:
A: iipolyvinyl iisiloxane
B: iireversible iihydrocolloid
C: iipolysulfide
D: iipolyether
E: iisilicone ii- iiCorrect iiAnswers ii-B: iireversible iihydrocolloid
The ii_______ iitray iicovers iihalf iiof iia iidental iiarch.
A: iiFull-arch
B: iicustom
C: iisection
D: iiquadrant ii- iiCorrect iiAnswers ii-D: iiquadrant
When iiseating iian iialginate iiimpression iiin iithe iimouth, iiit iiis iicentered iiover iithe iiteeth
iiand iithen:
A: iiseated iiin iithe iianterior iifirst, iithen iithe iiposterior
B: iiseated iiin iithe iiposterior iifirst, iithen iithe iianterior
C: iiseated iileft iito iiright
D: iiseated iiright iito iileft
E: iiit iidoesn't iimatter iias iilong iias iiyou iiget iiis iiinto iithe iipatients iimouth iibefore iiit iisets iiup
ii- iiCorrect iiAnswers ii-B: iiseated iiin iithe iiposterior iifirst, iithen iithe iianterior
Baseplate iiwax iiis ii_________ iiprior iito iiplacing iiit iiin iithe iipatients iimouth iifor iia iibite
iiregistration.
A:molded
B: iiplaced iiin iia iitray
, C: iiwarmed
D: iicooled ii- iiCorrect iiAnswers ii-C: iiwarmed
You iihave iijust iifinished iitaking iialginate iiimpressions iifor iibleaching iitrays, iibut iiare
iiunable iito iipour iithem iiup iiright iiaway. iiWhat iishould iiyou iido?
A: iikeep iithem iion iithe iicounter iiuntil iiyou iiare iiready iito iipour iithem iiup
B: iiwrap iithem iiin iia iimoist iipaper iitowel iiand iiplace iithem iiin iia iiplastic iibag
C: iisoak iithem iiin iia iibowl iiof iiwater
D: iilet iithem iidry iiout iias iipouring iiup iidry iiimpressions iiis iieasier ii- iiCorrect iiAnswers ii-b:
iiwrap iithem iiin iia iimoist iipaper iitowel iiand iiplace iithem iiin iia iiplastic iibag
The iimedium iimandibular iistock iitray iiyou iihave iitried iiin iiyour iipatients iimouth iiseems iito
iibe iihitting iithe iilingual iiareas iiof iiboth iithe iiright iiand iithe iileft iiteeth, iiwhat iisize iitray
iishould iiyou iitray iiin iiyour iipatients iimouth iinext?
A: iilarge
B: iismall ii- iiCorrect iiAnswers ii-B: iiSMALL
Which iiof iithe iifollowing iiwould iinot iibe iia iicritical iiitem iiwhen iievaluating iia iimaxillary
iiimpression?
A: iihamular iinotch
B: iituberosity
C: iiretromolar iiarea
D: iipalate ii- iiCorrect iiAnswers ii-C: iiretromolar iiarea
For iia iimandibular iiimpression, iithe iicorrect iilength iiof iithe iitray iiwould iiinclude:
A: iituberosity
B: iiretromolar iiarea
C: iihamular iinotch
D: iitooth ii#16 iiif iipresent ii- iiCorrect iiAnswers ii-B: iiretromolar iiarea
The iisetting iitime iiis iithe iitime iifrom iithe iistart iiof iithe iimix iiuntil iithe iimaterial iihas iiset;
iiwhere iithe iiworking iitime iiis iithe iitime iifor iimixing iithe iialginate, iiloading iithe iitray iiand
iipositioning iithe iitray iiin iithe iipatients iimouth.
True
False ii- iiCorrect iiAnswers ii-TRUE
When iiselecting iia iitray iifor iian iialginate iiimpression, iihow iimuch iispace iiis iisufficient
iibetween iithe iiocclusal iisurface iiand iithe iitray?
A: ii1-2mm
B: ii2-3mm
C: ii3-6mm
D: ii6-7mm ii- iiCorrect iiAnswers ii-B: ii2-3mm
When iimixing iialginate iiimpression iimaterial, iiby iidecreasing iithe iitemperature iiof iithe
iiwater, iiyou iiwill ii_____________ iiyour iiworking iitime.
A: iidecrease
