DASLE MN EXAM 2 2026 ETHICS AND
COMPLIANCE DRILL PACK ANSWER SHEET
◉ 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 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
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
◉ 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
COMPLIANCE DRILL PACK ANSWER SHEET
◉ 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 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
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
◉ 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
