MN LICENSURE EXAM (OLIVIA RAEE)
2024/2025
Describe the motion/pressure when preforming a mechanical polish. -
Precise Answer ✔✔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? - Precise Answer
✔✔THE OUTER EDGE DOES THE POLISHING
If a line of stain or deposits appear along the gingival margin after
polishing, the problem was? - Precise Answer ✔✔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. -
Precise Answer ✔✔gingival third to the incisal edge
A mechanical polish removes what deposits and stains? - Precise
Answer ✔✔All soft deposits and extrinsic exogenous stains
List the objectives of a mechanical polish? - Precise Answer ✔✔Creates
smooth surfaces easier for patient cleaning, all soft deposits extrinsic
stains removed, contributes to pt. motivation.
,What does excessive speed during a mechanical polish cause? - Precise
Answer ✔✔Abrasion and tramuatic frictional heat
List other factors that increase the rate of abrasion? - Precise Answer
✔✔Dry Coarse Polishing Agent, irregular particles in polish, larger
particles, Grit, Number of particles, Amount of pressure and speed
Why is unwaxed floss preferred? - Precise Answer ✔✔May spread out
more
How would you remove heavy stains? - Precise Answer ✔✔Scaling
(and/or) root planing (Cannot be done by LDA)
RDA would use a higher grit polishing paste
Define characteristics of tissue abrasion from an incorrect placement of
a rubber cup. - Precise Answer ✔✔Red tissue and hurting
Describe the movement of the hand to adapt the cup to the tooth when
polishing. - Precise Answer ✔✔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. - Precise
Answer ✔✔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? -
Precise Answer ✔✔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 - Precise
Answer ✔✔Brown and Yellow Stain
Which stain is being described?
Located on the cervical 1/3 of the maxillary anterior labials - Precise
Answer ✔✔Green Stain ( Light to Yellowish)
Which stain is being described?
Follows contour of gingival 1 mm of maxillary anterior labials - Precise
Answer ✔✔Green Stain (Light to yellowish)
Which stain is being described?
Gummy and is found on lingual of anterior teeth - Precise Answer
✔✔Tobacco Stain
Which stain is being described?
Intrinsic, grayish brown and caused by an antibiotic. - Precise Answer
✔✔Tetracycline
2024/2025
Describe the motion/pressure when preforming a mechanical polish. -
Precise Answer ✔✔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? - Precise Answer
✔✔THE OUTER EDGE DOES THE POLISHING
If a line of stain or deposits appear along the gingival margin after
polishing, the problem was? - Precise Answer ✔✔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. -
Precise Answer ✔✔gingival third to the incisal edge
A mechanical polish removes what deposits and stains? - Precise
Answer ✔✔All soft deposits and extrinsic exogenous stains
List the objectives of a mechanical polish? - Precise Answer ✔✔Creates
smooth surfaces easier for patient cleaning, all soft deposits extrinsic
stains removed, contributes to pt. motivation.
,What does excessive speed during a mechanical polish cause? - Precise
Answer ✔✔Abrasion and tramuatic frictional heat
List other factors that increase the rate of abrasion? - Precise Answer
✔✔Dry Coarse Polishing Agent, irregular particles in polish, larger
particles, Grit, Number of particles, Amount of pressure and speed
Why is unwaxed floss preferred? - Precise Answer ✔✔May spread out
more
How would you remove heavy stains? - Precise Answer ✔✔Scaling
(and/or) root planing (Cannot be done by LDA)
RDA would use a higher grit polishing paste
Define characteristics of tissue abrasion from an incorrect placement of
a rubber cup. - Precise Answer ✔✔Red tissue and hurting
Describe the movement of the hand to adapt the cup to the tooth when
polishing. - Precise Answer ✔✔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. - Precise
Answer ✔✔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? -
Precise Answer ✔✔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 - Precise
Answer ✔✔Brown and Yellow Stain
Which stain is being described?
Located on the cervical 1/3 of the maxillary anterior labials - Precise
Answer ✔✔Green Stain ( Light to Yellowish)
Which stain is being described?
Follows contour of gingival 1 mm of maxillary anterior labials - Precise
Answer ✔✔Green Stain (Light to yellowish)
Which stain is being described?
Gummy and is found on lingual of anterior teeth - Precise Answer
✔✔Tobacco Stain
Which stain is being described?
Intrinsic, grayish brown and caused by an antibiotic. - Precise Answer
✔✔Tetracycline
