CDCA OSCE LATEST 2026 ACTUAL QUESTIONS AND
ANSWERS SURE A+
✔✔If a patient complains of difficulty swallowing with htier denture, the problem is
inadquate ____ space - ✔✔inadequate interocclusal space
✔✔diffuclty swallowing and painful throat are most likley related to a new denture with
overextended ___ flanges - ✔✔LINGUAL
✔✔Minimum buccal/facial(labial) reudciotn for a PFM is ____mm - ✔✔1.5mm
✔✔Minimum amount of unsupported porcelain on a crown is ____mm - ✔✔2.0mm
✔✔The best way to communicate to the lab where to cut the teeth for an immediate
denture is to remove the ____ - ✔✔clinical crowns
✔✔A soft reline after an immediate denture can be done ___ or maybe 1 month -
✔✔any time
✔✔A Hard reline (lab reline) is done ___ months after an immediate denture is
delivered - ✔✔5-6 months
✔✔After relining an immeidate denture, reduce the ___ dimension - ✔✔reduce the
VERTICAL
✔✔Trim immediate denture relining material when? - ✔✔at the time the
extraction/surgery
✔✔Stages of extractions for immediate dentures? _____ teeth first (leave premolars
and anteriors). TThe premolars and anteriors are extracted when?
,This allows paitient to maintain a ____ dimension for the immediate denture
After ___ weeks, take the impreission to make the immediate denture - ✔✔posterior
teeth first
at the time of the denture delivery
maintain a vertical dimension
8 weeks
✔✔When the impression is made and you see small projections of the impression
material fro mthe extraction sites, ___ the projections and flush with the bony ridge -
✔✔trim
✔✔t/f: when taking a final impression, use a custom tray without tooth stops. Why? -
✔✔true
will give more predictable results
✔✔Extending mandiublar complete denture will provide increased capacity of
underlying tissue to withstand ___ stress - ✔✔physical stress
✔✔the best time to take an impression for an immediate dneture after extracting the
posterior teeth is ___ weeks - ✔✔8 weeks
✔✔The minimal time interval between delivering an immediate denture and taking the
impressions for hte patients final denture or lab hard reline is ___months - ✔✔6 months
✔✔after delivering a denture, tel lthe paitent to wear the dnetures until the ____
adjustment appointment - ✔✔24 hour
✔✔After the immediate denture is delivered, the denture should be removed at the ___
hour recall by ____ - ✔✔24 hour recall by the dentist
✔✔The sequence of removing the dneture after the teeth have been removed is __day,
____days, then ___ week - ✔✔1
3
1 week
✔✔Use an _____ palatal RPD framework for a large torus palantinus - ✔✔open
horseshoe
, ✔✔If the surgial stent guide fits, but the immediate denture does not, use ____ and
adjust the immiedate denture until it fits - ✔✔tissue conditioner
✔✔With an extraction site, the tissue conditioner(impression material) is trimmed at the
___ level - ✔✔gingival level
✔✔if dentures do not seat at the delivery appointment, use ______ and adjust the high
spots until the dneture seats - ✔✔pressure indicating paste
✔✔A man with an epulis fissuratum under the enture is treated with _____ and____.
This is most likely tissue reaction due to ___term wearing of an ill fitting denture -
✔✔excision and reline
long term wear of ill fiting denture
✔✔After you take final impressions and give th lab hard and soft tissue record, you
obtain those records from the poured ____ - ✔✔models
✔✔When adjusting the complete deuntures , use the ___ rull - ✔✔Buccal upper
lower lingual
✔✔The minimum undercut for a clasp is ____inch - ✔✔0.01 inch
✔✔Purpose of ____ on the tooths proiximal surface is to ain in denture insertion -
✔✔guideplanes
✔✔The modified ridge lap pontic is the best pontic design for ___ teeth - ✔✔anterior
teeth
✔✔the hygenic pontic is best pontic design for ____ teeth - ✔✔posterior
✔✔The most likely cause of procelain fractuing on a bridge 6-x-x-x-x-11 (long span) is
_____ of the metal due to the long span - ✔✔bending of the metal
✔✔Temporary flipper placed three months ago when patient lost tooth in an accident.
The next step in treament of this paitnet is to do _______ to find the best treatment
sequnce - ✔✔full treatment planning
✔✔Panorex shows an edentulous patient with marked pneumatizaiton of both maxillary
sinuses. This is a new patient who wants a complet new set of dentures. To treat this
patient you would? - ✔✔make the dentures
ANSWERS SURE A+
✔✔If a patient complains of difficulty swallowing with htier denture, the problem is
inadquate ____ space - ✔✔inadequate interocclusal space
✔✔diffuclty swallowing and painful throat are most likley related to a new denture with
overextended ___ flanges - ✔✔LINGUAL
✔✔Minimum buccal/facial(labial) reudciotn for a PFM is ____mm - ✔✔1.5mm
✔✔Minimum amount of unsupported porcelain on a crown is ____mm - ✔✔2.0mm
✔✔The best way to communicate to the lab where to cut the teeth for an immediate
denture is to remove the ____ - ✔✔clinical crowns
✔✔A soft reline after an immediate denture can be done ___ or maybe 1 month -
✔✔any time
✔✔A Hard reline (lab reline) is done ___ months after an immediate denture is
delivered - ✔✔5-6 months
✔✔After relining an immeidate denture, reduce the ___ dimension - ✔✔reduce the
VERTICAL
✔✔Trim immediate denture relining material when? - ✔✔at the time the
extraction/surgery
✔✔Stages of extractions for immediate dentures? _____ teeth first (leave premolars
and anteriors). TThe premolars and anteriors are extracted when?
,This allows paitient to maintain a ____ dimension for the immediate denture
After ___ weeks, take the impreission to make the immediate denture - ✔✔posterior
teeth first
at the time of the denture delivery
maintain a vertical dimension
8 weeks
✔✔When the impression is made and you see small projections of the impression
material fro mthe extraction sites, ___ the projections and flush with the bony ridge -
✔✔trim
✔✔t/f: when taking a final impression, use a custom tray without tooth stops. Why? -
✔✔true
will give more predictable results
✔✔Extending mandiublar complete denture will provide increased capacity of
underlying tissue to withstand ___ stress - ✔✔physical stress
✔✔the best time to take an impression for an immediate dneture after extracting the
posterior teeth is ___ weeks - ✔✔8 weeks
✔✔The minimal time interval between delivering an immediate denture and taking the
impressions for hte patients final denture or lab hard reline is ___months - ✔✔6 months
✔✔after delivering a denture, tel lthe paitent to wear the dnetures until the ____
adjustment appointment - ✔✔24 hour
✔✔After the immediate denture is delivered, the denture should be removed at the ___
hour recall by ____ - ✔✔24 hour recall by the dentist
✔✔The sequence of removing the dneture after the teeth have been removed is __day,
____days, then ___ week - ✔✔1
3
1 week
✔✔Use an _____ palatal RPD framework for a large torus palantinus - ✔✔open
horseshoe
, ✔✔If the surgial stent guide fits, but the immediate denture does not, use ____ and
adjust the immiedate denture until it fits - ✔✔tissue conditioner
✔✔With an extraction site, the tissue conditioner(impression material) is trimmed at the
___ level - ✔✔gingival level
✔✔if dentures do not seat at the delivery appointment, use ______ and adjust the high
spots until the dneture seats - ✔✔pressure indicating paste
✔✔A man with an epulis fissuratum under the enture is treated with _____ and____.
This is most likely tissue reaction due to ___term wearing of an ill fitting denture -
✔✔excision and reline
long term wear of ill fiting denture
✔✔After you take final impressions and give th lab hard and soft tissue record, you
obtain those records from the poured ____ - ✔✔models
✔✔When adjusting the complete deuntures , use the ___ rull - ✔✔Buccal upper
lower lingual
✔✔The minimum undercut for a clasp is ____inch - ✔✔0.01 inch
✔✔Purpose of ____ on the tooths proiximal surface is to ain in denture insertion -
✔✔guideplanes
✔✔The modified ridge lap pontic is the best pontic design for ___ teeth - ✔✔anterior
teeth
✔✔the hygenic pontic is best pontic design for ____ teeth - ✔✔posterior
✔✔The most likely cause of procelain fractuing on a bridge 6-x-x-x-x-11 (long span) is
_____ of the metal due to the long span - ✔✔bending of the metal
✔✔Temporary flipper placed three months ago when patient lost tooth in an accident.
The next step in treament of this paitnet is to do _______ to find the best treatment
sequnce - ✔✔full treatment planning
✔✔Panorex shows an edentulous patient with marked pneumatizaiton of both maxillary
sinuses. This is a new patient who wants a complet new set of dentures. To treat this
patient you would? - ✔✔make the dentures
