Deck 29: Polishing

Question 1

Sodium bicarbonate is indicated for the removal of extrinsic stain.Sodium bicarbonate is safe to use on composites,glass ionomer,and gold.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.

Answer 1

The first statement is true; the second is false.

Question 2

The best method for removing the polishing agent from the interproximal surfaces is to

A) Flush the area with the air polisher using water only.
B) Flush the area using the air/water syringe.
C) Have the patient rinse with water and expectorate.
D) Floss between all teeth.

Answer 2

Floss between all teeth.

Question 3

Manual polishing uses balsa wood attached to a contra-angle handle to polish and desensitize the teeth.Dental hygienists commonly use manual polishing to remove extrinsic stain from the enamel surface.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.

Answer 3

Both statements are false.

Question 4

The Mohs hardness value for enamel is

A) 3.0
B) 4.0
C) 5.0
D) 9.3

Question 5

Which of the following restorative materials is the hardest material when it comes to esthetics?

A) Amalgam
B) Porcelain
C) Composite
D) Gold

Question 6

Air polishing includes all of the following EXCEPT one.Which one is the EXCEPTION?

A) Sodium bicarbonate
B) Hydrogen peroxide
C) Water
D) Air

Question 7

Contraindications to air polishing include all of the following situations EXCEPT one.Which one is the EXCEPTION?

A) Sodium-restricted diet
B) Severe gingival inflammation
C) Orthodontic appliances
D) Caries

Question 8

Your patient presents with localized light staining on smooth tooth surface and no restorations.Based on this finding you plan to

A) Omit polishing procedures.
B) Polish all teeth with a fine paste.
C) Polish areas of staining with a fine paste.
D) Polish areas of staining with a medium paste.

Question 9

Which method of polishing is used to remove extrinsic stain from the enamel surface?

A) Manual polishing
B) Power polishing
C) Air polishing
D) All of the above

Question 10

Match the polishing armamentarium with its function.
For stain removal

A)Mirror
B)Prophy paste
C)Petroleum jelly
D)Floss
E)Saliva ejector
F)Gauze
G)Personal protective equipment
H)Air/water syringe

Question 11

Selective polishing is a technique used to polish specific teeth that present with intrinsic stain.The selective polishing technique has been incorporated into practice to reduce damage to the enamel surface.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.

Question 12

Medium to coarse prophy paste should be used during power polishing to remove light stain from the enamel surface.Overheating of the tooth can occur if an insufficient amount of prophy paste is used during power polishing.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.

Question 13

Match the polishing armamentarium with its function.
To prevent cracking or drying of the lips

A)Mirror
B)Prophy paste
C)Petroleum jelly
D)Floss
E)Saliva ejector
F)Gauze
G)Personal protective equipment
H)Air/water syringe

Question 14

When selecting a polishing agent the least abrasive agent that will produce effective results should be selected.Restorations should never be polished.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.

Question 15

Each of the following are contraindications for air and power polishing EXCEPT one.Which one is the EXCEPTION?

A) Individuals with a communicable disease
B) Individuals with an upper respiratory infection
C) Individuals who are immune compromised
D) Individuals with a latex allergy

Question 16

Polishing teeth is selective because

A) Polishing with an abrasive agent removes part of the outer,fluoride-rich layer of the tooth.
B) Polishing all surfaces is too time-consuming.
C) The procedure is not well-tolerated by most patients.
D) It creates a large amount of aerosols.

Question 17

Which of the following are contraindications for polishing? Select all that apply.

A) Exposed root surfaces
B) Demineralization
C) Amalgam restorations
D) Primary teeth

Question 18

All of the following items may cause extrinsic stains to form on the enamel surface EXCEPT one.Which one is the EXCEPTION?

A) Stannous fluoride
B) Coffee
C) Smoking
D) Tetracycline

Question 19

A prophy brush should be used on facial and lingual surfaces of the teeth.Power polishing can be used to remove bacteria prior to sealant placement.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.

Question 20

You plan to use the air polisher on a patient who has generalized recession and furcation involvement.Biofilm is generally present on most tooth surfaces and there is no visible stain.The polishing agent of choice would be

A) Sodium bicarbonate
B) Glycine
C) Calcium carbonate
D) Aluminum trihydroxide

Question 21

Match the polishing armamentarium with its function.
To remove excess saliva and paste

A)Mirror
B)Prophy paste
C)Petroleum jelly
D)Floss
E)Saliva ejector
F)Gauze
G)Personal protective equipment
H)Air/water syringe

Question 22

Match the polishing armamentarium with its function.
To remove prophy paste from interproximal surfaces

A)Mirror
B)Prophy paste
C)Petroleum jelly
D)Floss
E)Saliva ejector
F)Gauze
G)Personal protective equipment
H)Air/water syringe

Question 23

Match the polishing armamentarium with its function.
To rinse the teeth

A)Mirror
B)Prophy paste
C)Petroleum jelly
D)Floss
E)Saliva ejector
F)Gauze
G)Personal protective equipment
H)Air/water syringe

Question 24

Match the polishing armamentarium with its function.
To protect the clinician from aerosols and spatter

A)Mirror
B)Prophy paste
C)Petroleum jelly
D)Floss
E)Saliva ejector
F)Gauze
G)Personal protective equipment
H)Air/water syringe