WorksheetsCoronal Polish 100 Questions
Total questions: 100
Worksheet time: 50mins
Name
Class
Date
1.
For coronal polishing what kind of brush is used?
a)
Hard and stable
b)
Soft and flexible
c)
Medium and flexible
2.
You should always have a systematic procedure when polishing the entire mouth by developing a sequence that is always followed.
a)
true
b)
false
3.
Dental tape is used on the interproximal surfaces of the teeth with an abrasive agent.
a)
true
b)
false
4.
What cuts or grinds the surface of the tooth, leaving grooves and a rough surface?
a)
Polishing
b)
Abrasives
c)
Handpiece
5.
In Arizona, dental assistants can only perform coronal polishing under what supervision?
a)
General supervision
b)
Direct supervision
c)
Personal supervision
6.
What type of floss coats the teeth, preventing the fluoride from being absorbed by the teeth?
a)
Unwaxed floss
b)
Flavored wax
c)
Waxed floss
7.
Abrasives should never be moist to prevent dripping or splattering.
a)
true
b)
false
8.
The dental assistant is not legally allowed to remove supragingival or sublingual calculus from a patient.
a)
true
b)
false
9.
What prophy cup speed can damage the tooth and burn the gingival?
a)
Low speed
b)
Medium speed
c)
High speed
10.
For the mandibular arch, the patient's head chin should be positioned _____.
a)
Up
b)
Down
c)
Parallel
11.
For the maxillary arch, the patient's head chin should be positioned _____.
a)
Up
b)
Down
c)
Parallel
12.
Hard deposits (scaling) are removed by whom?
a)
The dentist and the dental hygienist
b)
The dentist only
c)
The dentist and the assistant
13.
In some states, if you are not a registered or expanded-function dental assistant you can still do oral prophylaxis.
a)
true
b)
false
14.
The abrasive agents used in the coronal polish can cause problems to the gingival tissue.
a)
true
b)
false
15.
What forms within minutes of removal?
a)
Material alba
b)
Pellicle
c)
Plaque
16.
What forms within 12-24 hours of removal?
a)
Material alba
b)
Pellicle
c)
Plaque
17.
What kind of deposits can a dental assistant remove while performing a coronal polish?
a)
Sort deposits
b)
Hard deposits
c)
Soft deposits
18.
What is the technique used to remove plaque and stains from the coronal surfaces (clinical crown) of the teeth?
a)
Coronal polishing
b)
Oral prophylaxis
c)
Rubber cup polishing
19.
In which direction should the polishing stroke move?
a)
Begin with the distal surface of the most posterior tooth in the quadrant and work forward toward the anterior
b)
Begin with the mesial surface of the anterior tooth of each quadrant and work your way back to the distal surface of the posterior tooth.
c)
It doesn't matter where you start polishing from.
20.
What is the complete removal of calculus, debris, stain, and plaque from the teeth?
a)
Coronal polishing
b)
Oral prophylaxis
c)
Rubber cup polishing
21.
What kind of fulcrum is preferred?
a)
Extraoral fulcrum
b)
Intraoral fulcrum
c)
Fulcrum
22.
The handpiece and prophylaxis angle should be held in a pen grasp position.
a)
true
b)
false
23.
What is the most common technique for stain removal?
a)
Air-powder polishing
b)
Coronal polishing
c)
Rubber cup polishing
24.
What type of stains is caused by environmental agents and can be removed?
a)
Endogenous stains
b)
Exogenous stains
c)
Intrinsic stains
25.
What is a procedure in which only those teeth or surfaces with stains are polished?
a)
Selective polishing
b)
Coronal polishing
c)
Therapeutic polishing
26.
The hardest living tissue in the body is cementum.
a)
true
b)
false
27.
If the antibiotic tetracycline is taken during the tooth's formation period, it will cause permanent staining.
a)
true
b)
false
28.
The cementum is part of the periodontium as well as the last tooth structure.
a)
true
b)
false
29.
The root and the crown are divided by the cervical line.
a)
true
b)
false
30.
Deciduous teeth have large pulp chambers; greater care should be given during a coronal polish so as not to overheat the tooth.
a)
true
b)
false
31.
Periodontal disease is caused by protozoa and bacteria.
a)
true
b)
false
32.
Standard precautions are utilized prior to, during, and after each procedure.
a)
true
b)
false
33.
The patient should be provided protective eyewear.
a)
true
b)
false
34.
If sterilization has occurred, all forms of microorganisms have been destroyed.
a)
true
b)
false
35.
There are many shortcuts available in dentistry; one of the best one is in the area of aspesis.
a)
true
b)
false
36.
The first step to accomplish the goal of infection control is for the dental assistant to maintain good health standards.
a)
true
b)
false
37.
In taking the patient's medical history, it is important to update this information both verbally and in writing.
a)
true
b)
false
38.
Dental instruments must be properly cared for, to ensure the instruments will last a long time. Instruments should be cleaned as soon as possible.
a)
true
b)
false
39.
After a coronal polish, a fluoride treatment is indicated.
a)
true
b)
false
40.
Each state determines what advanced functions (if any) are delegable to dental assistants.
a)
true
b)
false
41.
Gingival bleeding is a minor indicator of inflammation.
a)
true
b)
false
42.
Place in correct order the stage of development in the origin of a tooth. 1. Bud stage 2. Cap stage 3. Bell stage 4. Maturation stage
a)
1,2,3,4
b)
2,3,1,4
c)
1,3,2,4
d)
3,2,1,4
43.
The final stage in the life cycle of a tooth is
a)
Eruption
b)
Calcification
c)
Attrition
d)
Resorption
44.
The bulk of the tooth structure is composed of
a)
Dentin
b)
Enamel
c)
Cementum
d)
Pulp
45.
The tissue that covers the root is
a)
Dentin
b)
Enamel
c)
Cementum
d)
Pulp
46.
The thin covering over enamel on newly erupted primary teeth, which may stain very easily is called
a)
Neonatal lines
b)
Imbrications lines
c)
Lines of retzius
d)
Nasmyth's membrane
47.
What gives some teeth a yellow tone?
a)
Yellow enamel
b)
Dentin showing under translucent enamel
c)
Cementum being exposed
d)
None of the above
48.
The bone that surrounds the root of the tooth is the
a)
Alveolar crest
b)
Alveolus
c)
Interradicular septum
d)
Interdental septum
49.
What secures the tooth into the socket by a number of organized fiber groups?
a)
Alveolar crest
b)
Lamina dura
c)
Periodontal ligament
d)
Interdental septum
50.
Which are the clinical appearances of inflamed gingival? 1. Shiny surface 2. Stippled surfaces 3. Swelling 4. Firmness 5. Pink color 6. Red color
a)
2,4,5
b)
1,3,5
c)
2,3,6
d)
1,3,6
51.
The oral cavity contains how many quadrants?
a)
One
b)
Two
c)
Three
d)
Four
52.
How many teeth are found in each arch in the deciduous dentition?
a)
Five
b)
Eight
c)
Ten
d)
Twenty
53.
Place the teeth in the correct order from the midline backward. 1. Lateral 2. Molars 3. Centrals 4. Cuspids 5. Premolars
a)
1,2,3,4,5
b)
3,1,4,5,2
c)
2,5,4,1,3
d)
2,4,5,3,1
54.
The adult dentition has on average how many permanent teeth?
a)
5
b)
16
c)
32
d)
20
55.
The clinical crown is defined as the portion of the tooth
a)
Covered with enamel
b)
Covered with cementum
c)
Visible in the mouth
d)
Visible on a radiograph
56.
The tooth surface that is on the tongue side is the
a)
Facial
b)
Lingual
c)
Mesial
d)
Distal
57.
The tooth surface that is on the cheek side of the posterior teeth is
a)
Buccal
b)
Lingual
c)
Mesial
d)
Distal
58.
The opening in the apical portion of each root is the
a)
Buccal groove
b)
Cingulum
c)
Apex
d)
Apical foramen
59.
If a tooth has two roots, it is considered
a)
Bifurcated
b)
Trifurcated
c)
Concave none of the above
60.
The dividing point of a multirooted tooth is the
a)
Grooves
b)
Furcation
c)
Fossa
d)
Cingulum
61.
The tooth that contains the cusp of carabelli is the
a)
Maxillary 3rd molar
b)
Maxillary 1st molar
c)
Mandibular 1st molar
d)
None of the above
62.
Protective clothing worn during dental treatment includes
a)
Short-sleeved gowns for comfort during the summer months
b)
High-neck and cuffed-wrist area
c)
V-neck and cuffed-wrist area
d)
There are no specific requirements for clothing
63.
The physical removal of organic matter from surfaces or instruments is
a)
Disinfection
b)
Sterilization
c)
Cleaning
d)
Sanitizing
64.
An ultrasonic cleaner is preferred to hand scrubbing because it
a)
Uses sound waves to reach all areas of the instruments
b)
Uses a cavitation process
c)
Is safer for the auxillary
d)
All of the above
65.
The best way to store sterilized instruments is to store them in
a)
A sterile cabinet
b)
The package in which they were sterilized
c)
In sterile racks on the counter
d)
None of the above
66.
The most accurate way to ensure that sterilization has occurred is to use
a)
A process indicator
b)
A dosage indicator
c)
Biological indicator
d)
All of the above
67.
The most effective way to reduce the aerosols coming from the high-speed handpiece from being sprayed into the air is to
a)
Turn off the water to the handpiece
b)
Place the rubber dam on the patient
c)
Use the saliva ejector
d)
Use the HVE
68.
All of the following statements are true except
a)
Disposable items can be disinfected and reused
b)
Disposable items are ideal for infection control
c)
Disposable items may be more expensive overall for the dentist
d)
Disposable items are intended for single use only
69.
Information on the patient's medical history should be reviewed and updated
a)
Each visit
b)
Be only when surgical procedures are planned
c)
Only when operative procedures are planned
d)
Both b and c
70.
The control of the handpiece is the
a)
Air compressor
b)
Vacuum system
c)
Dental unit
d)
Rheostat
71.
The assistant places the mask, gloves, and glasses
a)
Before the patient is seated
b)
After the assistant is seated
c)
As the treatment begins
d)
Before the assistant is seated
72.
The low-speed handpiece operates under _____rpm.
a)
30,000
b)
50,000
c)
100,000
d)
400,000
73.
Frictional heat is produced when the high-speed handpiece is used. The coolant is used to
a)
Prevent the handpiece from overheating
b)
Keep the handpiece from burning the operator's hand
c)
Keep the tooth cool
d)
None of the above
74.
The rubber cups or brushes are placed on
a)
High-speed handpiece
b)
Straight handpieces
c)
Contra angles
d)
Right angles
75.
The coronal polish procedure involves removing
a)
Extrinsic stains and soft deposits
b)
Intrinsic stains and soft deposits
c)
Calculus and extrinsic stains
d)
Calculus and intrinsic stains
76.
The coronal polish is the polishing of the
a)
Anatomical crown
b)
Clinical crown
c)
Occlusal surface only
d)
All of the above
77.
Some contraindications or modifications for a coronal polish are: 1. If the patient is hard to control 2. The presence of orthodontic appliances 3. Minor oral irritations 4. Hypersensitive teeth
a)
1,2,3,4
b)
1 only
c)
2,3,4
d)
1,3,4
78.
Example(s) of intrinsic stains are
a)
Nonvital tooth stains
b)
Tetracycline stains
c)
Dental fluorosis
d)
All of the above
79.
Example(s) of extrinsic stains are
a)
Green stains
b)
Black-line stains
c)
Tobacco stains
d)
all of the above
80.
When polishing, to prevent any enamel from being removed during the procedure
a)
Select a fine-grit abrasive
b)
Use a cup instead of a brush in the prophy angle
c)
use slow rpm's
d)
Small amounts of enamel are always removed during a polish
81.
Which of the following decreases the rate of abrasion? 1. Use a dry abrasive 2. Use a firm pressure 3. Increase the speed of the handpiece 4. Use a lot of abrasive materials 5. Use of a small-grit abrasive material
a)
1,2,3,4,5
b)
1,2,4,5
c)
5 only
d)
1 only
82.
For a coronal polish, use a
a)
High-speed handpiece
b)
Low-speed handpiece with a prophy angle attachment
c)
Low-speed handpiece with no attachment
d)
Any of the above
83.
The proper speed of the handpiece is
a)
Fast
b)
Slow
c)
Even
d)
both b and c
84.
The proper stroke when using the prophy cup is
a)
Short
b)
Intermittent
c)
Overlapping
d)
All of the above
85.
Approximately _____ out of four adults will experience some degree of periodontal problems at some time in their lives.
a)
One
b)
Two
c)
Three
d)
Four
86.
The area at the bottom of the sulcus where the gingival attaches to the tooth is the
a)
Periodontal ligament
b)
Alveolar bone
c)
Gingival margin
d)
Epithelial attachment
87.
The space between the tooth and the free gingiva is the
a)
Sulcus
b)
Periodontal pocket
c)
Gingival margin
d)
Epithelial attachment
88.
All of the following are symptoms of periodontal disease except
a)
Bleeding gums
b)
Pink gums
c)
Inflamed gingival
d)
Periodontal pocket formation
89.
A significant cause of periodontal disease is
a)
Plaque
b)
Calculus
c)
Tartar
d)
All of the above
90.
The inflammation of the gingival tissue is
a)
Gingivectomy
b)
Gingivitis
c)
Periodontitis
d)
None of the above
91.
The periodontal disease that involves the formation of periodontal pockets is
a)
ANUG
b)
Gingivitis
c)
Periodontitis
d)
None of the above
92.
Which hand instrument is used to remove subgingival calculus?
a)
Periodontal probe
b)
Curette
c)
Scaler
d)
Periodontal knife
93.
The process of removing deposits and polishing the teeth is a
a)
Prophylaxis
b)
Root planning
c)
Gingival curettage
d)
None of the above
94.
Removing deposits from above and just slightly below the gingival margins is termed
a)
Routine prophylaxis
b)
Periodontal scaling
c)
Polishing
d)
None of the above
95.
Removing the subgingival deposits, smoothing the root surface, and removing irritants from deep pockets is termed
a)
Routine prophylaxis
b)
Periodontal scaling
c)
Polishing
d)
None of the above
96.
Place the steps of a scaling, and polishing appointment in order. 1. Polish the teeth with prophy paste 2. Examine the oral cavity 3. Use scalers and curettes 4. Floss the mouth
a)
1,2,3,4
b)
4,1,3,2
c)
2,3,1,4
d)
2,1,3,4
97.
Which type of surface best resists the accumulation of plaque and calculus?
a)
Smooth
b)
Rough
c)
Irregular
d)
Both b and c
98.
Using the universal numbering, tooth #13 is the
a)
Mandibular right second premolar
b)
Maxillary left second premolar
c)
Maxillary left first premolar
d)
Maxillary left first molar
99.
Examples of times when personal protective equipment (PPE) must be worn are
a)
Initial examination of patients
b)
Surgical extraction of a third molar
c)
Seating and positioning the patient
d)
Both a and b
100.
One of the best ways to prevent the spread of microorganisms from one person to another is by
a)
Hand washing
b)
Covering the mouth during a sneeze
c)
Hand washing with water and microbial soap
d)
Hand washing with water and antimicrobial soap
100 %
