DASLE MN State Exam 2024/2025 Exam
Questions Marking Scheme New Update
| A+ Rated
Clinical Crown - 🧠ANSWER ✔✔That portion of the tooth that is visible in the
oral cavity
Oral prophylaxis - 🧠ANSWER ✔✔The complete removal of calculus, debris,
stain, and plaque from the teeth.
DH and DDS allowed
Selective Polishing - 🧠ANSWER ✔✔a procedure in which only those teeth
or surfaces with stain are polished
Purpose is to avoid unnecessary removal of even small amounts of surface
enamel
Indications for Coronal Polishing - 🧠ANSWER ✔✔- Before placement of
dental sealants - Before placement of dental dam - Before cementation of
1
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
,orthodontic bands - before cementation of crowns and bridges - before
application of acid etching solution (if indicated by manufacturer)
Contraindications for Coronal Polishing - 🧠ANSWER ✔✔- when no stains
are present - patients who are high risk for dental caries (ex: bottle caries,
root caries, thin demineralization enamel) - sensitive teeth - newly erupted
teeth B/C mineralization of tooth surface maybe incomplete
Endogenous stains - 🧠ANSWER ✔✔Stains developed from within the
structure of the tooth
Example: Excessive amount of fluoride during tooth formation, medications
taken by the mother or the child during tooth development (Tetracycline)
CANNOT be removed by polishing
Exogenous Stain - 🧠ANSWER ✔✔originates from sources outside the tooth
and are caused by environmental agents.
Extrinsic Stain - 🧠ANSWER ✔✔appear on the exterior of the tooth, and
CAN be removed by polishing
2
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
,Examples: Food, Drink, Tobacco
Intrinsic Stain - 🧠ANSWER ✔✔Caused by environmental agents but
CANNOT be removed because the stain has become incorporated into the
structure of the tooth.
Examples: Amalgam tattoo, smoking, chewing, or dipping
Extrinsic Stain Examples - 🧠ANSWER ✔✔black stain, brown stain, yellow
stain, tobacco stain, green stain, dental plaque agents, food and drink,
Nasmyth's membrane
Intrinsic Stain Examples - 🧠ANSWER ✔✔Pulpless teeth, Tetracycline
antibiotics, dental fluorosis, imperfect tooth development, silver amalgam
Two methods of stain removal - 🧠ANSWER ✔✔Air-powder polishing and
rubber cup polishing
Rubber cup polishing - 🧠ANSWER ✔✔A technique that is used to remove
plaque and stains from the coronal surfaces of the teeth. Most common
3
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, Polishing cups - 🧠ANSWER ✔✔Soft, webbed polishing cups are used to
clean and polish the smooth surfaces of the teeth.
Bristle Brushes - 🧠ANSWER ✔✔made from either natural or synthetic
materials, may be used to remove stains from deep pits and fissures of the
enamel surfaces
Grasping the handpiece - 🧠ANSWER ✔✔Pen grasp
fulcrum - 🧠ANSWER ✔✔provides stability for the operator and must be
placed in such a way to allow movement of the wrist and forearm.
Abrasives (cleaning and polishing agents) - 🧠ANSWER ✔✔extra coarse,
coarse, medium, fine, extra fine
the coarser the agent, the greater is the abrasion to the surface
What prophy paste is not recommended for esthetic restorations? -
🧠ANSWER ✔✔regular prophy paste
Low-abrasive pastes such as micron-fine sapphire or diamond paste or
aluminum oxide paste should be used for restorations.
4
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
Questions Marking Scheme New Update
| A+ Rated
Clinical Crown - 🧠ANSWER ✔✔That portion of the tooth that is visible in the
oral cavity
Oral prophylaxis - 🧠ANSWER ✔✔The complete removal of calculus, debris,
stain, and plaque from the teeth.
DH and DDS allowed
Selective Polishing - 🧠ANSWER ✔✔a procedure in which only those teeth
or surfaces with stain are polished
Purpose is to avoid unnecessary removal of even small amounts of surface
enamel
Indications for Coronal Polishing - 🧠ANSWER ✔✔- Before placement of
dental sealants - Before placement of dental dam - Before cementation of
1
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
,orthodontic bands - before cementation of crowns and bridges - before
application of acid etching solution (if indicated by manufacturer)
Contraindications for Coronal Polishing - 🧠ANSWER ✔✔- when no stains
are present - patients who are high risk for dental caries (ex: bottle caries,
root caries, thin demineralization enamel) - sensitive teeth - newly erupted
teeth B/C mineralization of tooth surface maybe incomplete
Endogenous stains - 🧠ANSWER ✔✔Stains developed from within the
structure of the tooth
Example: Excessive amount of fluoride during tooth formation, medications
taken by the mother or the child during tooth development (Tetracycline)
CANNOT be removed by polishing
Exogenous Stain - 🧠ANSWER ✔✔originates from sources outside the tooth
and are caused by environmental agents.
Extrinsic Stain - 🧠ANSWER ✔✔appear on the exterior of the tooth, and
CAN be removed by polishing
2
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
,Examples: Food, Drink, Tobacco
Intrinsic Stain - 🧠ANSWER ✔✔Caused by environmental agents but
CANNOT be removed because the stain has become incorporated into the
structure of the tooth.
Examples: Amalgam tattoo, smoking, chewing, or dipping
Extrinsic Stain Examples - 🧠ANSWER ✔✔black stain, brown stain, yellow
stain, tobacco stain, green stain, dental plaque agents, food and drink,
Nasmyth's membrane
Intrinsic Stain Examples - 🧠ANSWER ✔✔Pulpless teeth, Tetracycline
antibiotics, dental fluorosis, imperfect tooth development, silver amalgam
Two methods of stain removal - 🧠ANSWER ✔✔Air-powder polishing and
rubber cup polishing
Rubber cup polishing - 🧠ANSWER ✔✔A technique that is used to remove
plaque and stains from the coronal surfaces of the teeth. Most common
3
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, Polishing cups - 🧠ANSWER ✔✔Soft, webbed polishing cups are used to
clean and polish the smooth surfaces of the teeth.
Bristle Brushes - 🧠ANSWER ✔✔made from either natural or synthetic
materials, may be used to remove stains from deep pits and fissures of the
enamel surfaces
Grasping the handpiece - 🧠ANSWER ✔✔Pen grasp
fulcrum - 🧠ANSWER ✔✔provides stability for the operator and must be
placed in such a way to allow movement of the wrist and forearm.
Abrasives (cleaning and polishing agents) - 🧠ANSWER ✔✔extra coarse,
coarse, medium, fine, extra fine
the coarser the agent, the greater is the abrasion to the surface
What prophy paste is not recommended for esthetic restorations? -
🧠ANSWER ✔✔regular prophy paste
Low-abrasive pastes such as micron-fine sapphire or diamond paste or
aluminum oxide paste should be used for restorations.
4
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
