MN LICENSURE EXAM (OLIVIA RAEE)
Describe the motion/pressure when preforming a mechanical polish. - Answers :A quick
light to moderate pressure should be used. on slow speed pushing gently and
overlapped.
What part of the rubber cup does the polishing? - Answers :THE OUTER EDGE DOES
THE POLISHING
If a line of stain or deposits appear along the gingival margin after polishing, the
problem was? - Answers :the prophy cup was not flexed or adapted to the tooth.
The stroke used to polish a tooth is from the ---- third to the --- edge. - Answers :gingival
third to the incisal edge
Define characteristics of tissue abrasion from an incorrect placement of a rubber cup. -
Answers :Red tissue and hurting
Describe the movement of the hand to adapt the cup to the tooth when polishing. -
Answers :Use short overlapping, intermittent motions or stroking, lifting, wiping motion
with wrist rotation
Give characteristics or a description of how you would explain a mechanical polish to a
new patient that is 3-4 years old. - Answers :Show, Tell in a way they will understand,
let them Feel like prophy cup on finger, and use imagination
What is used interproximally with an abrasive to remove stains? - Answers :Dental
Floss, Tape
To polish place abrasive on contact areas between teeth and work floss/tape into
contacts
Which stain is being described?
Occurs in patient with poor oral hygiene where plaque collects - Answers :Brown and
Yellow Stain
Which stain is being described?
Located on the cervical 1/3 of the maxillary anterior labials - Answers :Green Stain (
Light to Yellowish)
Which stain is being described?
Follows contour of gingival 1 mm of maxillary anterior labials - Answers :Green Stain
(Light to yellowish)
Which stain is being described?
, Gummy and is found on lingual of anterior teeth - Answers :Tobacco Stain
Which stain is being described?
Intrinsic, grayish brown and caused by an antibiotic. - Answers :Tetracycline
When is wax floss used? - Answers :When stronger floss is needed
Contact prior to RD (Rubber Dam) placement
For flossing and polishing interproximally
What abrasive removes tenacious heavy stain? (tobacco) - Answers :Silex
What is pumice used for? - Answers :Removes persistent stains (not used on
solid/resin) no fluoride is in it
What is zirconium silicate used for? - Answers :Cleans/polishes enamel, used on root
surfaces, crowns
What is Whiting used for? - Answers :Polishes dentures (precipated Chalc)
What is tin oxide used for? - Answers :Polishing teeth and metallic restorations (fine
white powder)
Which abrasives remove heavy stains? - Answers :Silex and Pumice
Which abrasives would be used after flour of pumice to leave the surface smooth and
shiny? - Answers :Tin Oxide or Zirconium Silicate
A highly retentive stain found along the gingival third of the teeth which is more common
in females is? - Answers :Black Line Stain
What must be done when positioning a patient for a mechanical polish on the
mandibular arch? - Answers :patients chin down
lower jaw parallel to the floor
use a mirror to retract the tongue
All of the following principles are true regarding the application of abrasives during a
mechanical polish? - Answers :apply cup using a low speed
stroke from the gingival third with pressure to cause the cup to flare
use the most abrasive agent first and finish with the finest abrasive
Where does an extrinsic stain occur? - Answers :Occurs on the outer surface of a tooth
A mechanical polish removes what deposits and stains? - Answers :All soft deposits
and extrinsic exogenous stains
Describe the motion/pressure when preforming a mechanical polish. - Answers :A quick
light to moderate pressure should be used. on slow speed pushing gently and
overlapped.
What part of the rubber cup does the polishing? - Answers :THE OUTER EDGE DOES
THE POLISHING
If a line of stain or deposits appear along the gingival margin after polishing, the
problem was? - Answers :the prophy cup was not flexed or adapted to the tooth.
The stroke used to polish a tooth is from the ---- third to the --- edge. - Answers :gingival
third to the incisal edge
Define characteristics of tissue abrasion from an incorrect placement of a rubber cup. -
Answers :Red tissue and hurting
Describe the movement of the hand to adapt the cup to the tooth when polishing. -
Answers :Use short overlapping, intermittent motions or stroking, lifting, wiping motion
with wrist rotation
Give characteristics or a description of how you would explain a mechanical polish to a
new patient that is 3-4 years old. - Answers :Show, Tell in a way they will understand,
let them Feel like prophy cup on finger, and use imagination
What is used interproximally with an abrasive to remove stains? - Answers :Dental
Floss, Tape
To polish place abrasive on contact areas between teeth and work floss/tape into
contacts
Which stain is being described?
Occurs in patient with poor oral hygiene where plaque collects - Answers :Brown and
Yellow Stain
Which stain is being described?
Located on the cervical 1/3 of the maxillary anterior labials - Answers :Green Stain (
Light to Yellowish)
Which stain is being described?
Follows contour of gingival 1 mm of maxillary anterior labials - Answers :Green Stain
(Light to yellowish)
Which stain is being described?
, Gummy and is found on lingual of anterior teeth - Answers :Tobacco Stain
Which stain is being described?
Intrinsic, grayish brown and caused by an antibiotic. - Answers :Tetracycline
When is wax floss used? - Answers :When stronger floss is needed
Contact prior to RD (Rubber Dam) placement
For flossing and polishing interproximally
What abrasive removes tenacious heavy stain? (tobacco) - Answers :Silex
What is pumice used for? - Answers :Removes persistent stains (not used on
solid/resin) no fluoride is in it
What is zirconium silicate used for? - Answers :Cleans/polishes enamel, used on root
surfaces, crowns
What is Whiting used for? - Answers :Polishes dentures (precipated Chalc)
What is tin oxide used for? - Answers :Polishing teeth and metallic restorations (fine
white powder)
Which abrasives remove heavy stains? - Answers :Silex and Pumice
Which abrasives would be used after flour of pumice to leave the surface smooth and
shiny? - Answers :Tin Oxide or Zirconium Silicate
A highly retentive stain found along the gingival third of the teeth which is more common
in females is? - Answers :Black Line Stain
What must be done when positioning a patient for a mechanical polish on the
mandibular arch? - Answers :patients chin down
lower jaw parallel to the floor
use a mirror to retract the tongue
All of the following principles are true regarding the application of abrasives during a
mechanical polish? - Answers :apply cup using a low speed
stroke from the gingival third with pressure to cause the cup to flare
use the most abrasive agent first and finish with the finest abrasive
Where does an extrinsic stain occur? - Answers :Occurs on the outer surface of a tooth
A mechanical polish removes what deposits and stains? - Answers :All soft deposits
and extrinsic exogenous stains
