Oral Epidemiology
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IPFW Dental Public Health Oral Epidemiology
- 1.What index does the research center use for patients using a tartar control toothpaste for 6 lower anterior teeth?
- A.
Navy Plaque Index
- B.
Volpe-Manhold Calculus Index
- C.
OHI-S
- D.
Turesky Modification of the Quigley Hein
- 2.In the DMF caries index for teeth and tooth surfaces, are 3rd molars included if they are decayed, missing, or filled?
- A.
Yes
- B.
No
- 3.An epidemic is a disease occurring over a wide geographic area and affecting a high proportion of the population.
- A.
True
- B.
False
- 4.What kind of decay is the DMFT & S signifying?
- A.
Irreversible decay
- B.
Reversible decay
- 5.If you were doing a plaque index with debri for a group of preschool children, which one would you use?
- A.
Def
- B.
Pl I
- C.
OHI-S
- D.
PHP
- 6.An endemic is an occurrence of disease clealy in excess of normal expectancy.
- A.
True
- B.
False
- 7.The "e" in the def index stands for indicated for extraction. If a patient has teeth indicated for extraction for orthodontics, are they included in this index?
- A.
Yes
- B.
No
- 8.Which index would you use for a group of elderly patients in a nursing home?
- A.
Plaque Index
- B.
Patient Hygiene Performance
- C.
Gingival Index
- D.
Root Caries Index
- 9.In measuring the reliability of a measurement, an intraexaminer or intrarater reliability is consistency of findings by one examiner with those previously recorded by the same examiner.
- A.
True
- B.
False
- 10.Which index uses the WHO probe to calculate scores?
- A.
Turesky
- B.
Eastman Interdental Bleeding Index
- C.
Sulcus Bleeding Index
- D.
Periodontal Screening and Recording Index
- 11.Recurrent caries fall under which category?
- A.
Decayed
- B.
Missing
- C.
Filled
- D.
Indicated for Extraction
- 12.Root caries can fall under the Decayed portion of the DMFT index.
- A.
True
- B.
False
- 13.What is a proportion that uses a standard denominator and includes a time interval (1,000, 10,000, or 100,000 per year)?
- A.
Rates
- B.
Counts
- C.
Proportions
- D.
Index
- 14.Which index would you instruct your patient to use to calculate plaque control at home with disclosing solution or tablets?
- A.
Plaque Control Record (O'Leary's)
- B.
PI I
- C.
Patient Hygiene Performance
- D.
Plaque Free Score
- 15.What is the name of the index that measures occlusion?
- A.
O'Leary's
- B.
O'Sullivan's
- C.
Angle's
- D.
Dean's
- 16.You have a 9 year old patient with a mixed dentition. Which index would you use to calculate decay?
- A.
DMFT and def combined
- B.
Def
- C.
Dmft
- D.
DMFS
- 17.A 2.5 score on the Gingival Index indicates what?
- A.
Excellence
- B.
Good
- C.
Fair
- D.
Poor
- 18.Which index uses floss to calculate scores?
- A.
Periodontal Screening and Recording
- B.
Community Periodontal Index of Treatment Needs
- C.
Gingival Bleeding Index
- D.
Eastman Interdental Bleeding Index
- 19.Which index is measured with bleeding on probing?
- A.
Gingival Index
- B.
Sulcus Bleeding Index
- C.
Gingival Bleeding Index
- D.
Eastman Interdental Bleeding Index
- 20.Oral epidemiology is the study of disease and health in populations.
- A.
True
- B.
False
- 21.Which one does not indicate an asterisk on WHO probing on the Periodontal Screening & Recording Index?
- A.
Indicated for extraction
- B.
Mobility
- C.
Marked recession
- D.
Mucogingival involvement
- 22.The gingival indexes are reversible, just like the disease itself.
- A.
True
- B.
False
- 23.What is the agent when studying oral epidemiology?
- A.
Host
- B.
Environment
- C.
Disease
- D.
Population
- 24.The Greek word "edemos" means what?
- A.
Native
- B.
Epidemiology
- C.
People
- D.
All
- 25.Morbidity is the rate of disease or proportion of diseased persons in a geographic area.
- A.
True
- B.
False
- 26.Mortality is the proportion of people who live from a disease to the population of a geographic area for a period of time.
- A.
True
- B.
False
- 27.A count is a percentage method to measure oral disease.
- A.
True
- B.
False
- 28.Diagnosis of caries includes what criteria of measurement?
- A.
Lost of at least 5 mm of tooth structure at enamel surface
- B.
0.5mm
- C.
.005mm
- D.
.05mm
- 29.Morbidity is also known as the death rate in a population.
- A.
True
- B.
False
- 30.The "S" in DMFS stands for what?
- A.
Sealants
- B.
Surfaces
- C.
Sulcus Depth
- D.
Standard
- 31.The "M" in DMFT stands for missing for what reason?
- A.
Congenitally missing teeth
- B.
Indicated for Extraction due to Caries
- C.
Indicated for Extraction for Ortho
- D.
Deciduous teeth exfoliated
- 32.Deciduous teeth indexes (def) can also be used to detect teeth and also surfaces with decay on deciduous teeth.
- A.
True
- B.
False
- 33.A DMFT & S index can calculate the indication of the # of teeth at risk for decay.
- A.
True
- B.
False
- 34.What is the MOST COMMONLY used index to score plaque?
- A.
OHI-S Oral Hygiene Simplified
- B.
PI I Plaque Index
- C.
Turesky Modification of the Quigley Hein
- D.
Plaque Control Record
- 35.O'Leary's Plaque Index is good for calculating plaque accumulation for a group of people.
- A.
True
- B.
False
- 36.The OHI-S (Oral Hygiene Index Simplified) measures supra and subgingival calculus.
- A.
True
- B.
False
- 37.How many surfaces are used in measuring the Patient Hygiene Performance (PHP) index?
- A.
4
- B.
5
- C.
6
- D.
7
- 38.The PHP and OHI-S both use the 6 Ramjford teeth to calculate scores.
- A.
True
- B.
False
- 39.Which index do you use disclosing solution on the patient, but do not rinse?
- A.
PHP
- B.
OHI-S
- C.
O'Leary's
- D.
Plaque Control Record
- 40.The gingival index is measured by inflammation and bleeding on probing.
- A.
True
- B.
False
- 41.The PHP measures plaque and debri on tooth surfaces.
- A.
True
- B.
False
- 42.The GI Gingival Index is also called what?
- A.
Loe and Silness
- B.
Volpe Manhold
- C.
O'Leary's
- D.
Eastman's
- 43.The OHI-S Simplified Oral Hygiene Index measures what?
- A.
Plaque and Debri on tooth surface
- B.
Thickness of Plaque on tooth surface
- C.
Presence of Plaque on tooth surface
- D.
Existing Plaque and Calculus on tooth surface
- 44.What are the Ramjford Teeth?
- A.
3, 8, 14, 19, 24, 30
- B.
2, 3, 14, 19, 24, 30
- C.
3, 9, 12, 19, 25, 28
- D.
3, 8, 12, 15, 30, 31
- 45.The Community Periodontal Index of Treatment needs measures teeth in sextants.
- A.
True
- B.
False
- 46.The CPITN is the most common index used for periodontal screenings.
- A.
True
- B.
False
- 47.Bleeding indexes indicate a 0 for no bleeding and a 1 for bleeding.
- A.
True
- B.
False
- 48.What is the most common index for plaque in clinical research trials?
- A.
Volpe Manhold
- B.
PI I
- C.
O'Leary's
- D.
Turesky Modification of the Quigley Hein
- 49.In dental fluorosis the enamel is strong, but discolored.
- A.
True
- B.
False
- 50.Characteristics of dental fluorosis includes all of the following EXCEPT:
- A.
Opacities concentrated in center of tooth
- B.
Bilateral occurrences
- C.
Severity on posterior teeth
- D.
Usually near cusp tips
- 51.The range for Dean's Fluorosis Index is what?
- A.
0-5
- B.
0-3
- C.
0-4
- D.
0-7
- 52.A score of 3 on Dean's Fluorosis Index would indicate what?
- A.
Very Mild
- B.
Mild
- C.
Moderate
- D.
Severe
- 53.Which index out of all discussed in the most sensitive indicating it has the longest range of scoring?
- A.
Dean's Fluorosis
- B.
Thylstrup-Fejerskov
- C.
TSIF
- D.
OHI-S
- 54.Fluorosis can typically occur on a single tooth.
- A.
True
- B.
False
- 55.Brown stain starts coming into play on what level of Dean's Fluorosis?
- A.
Very Mild
- B.
Mild
- C.
Moderate
- D.
Severe
- 56.Pitting occurs on what level of fluorosis?
- A.
Very Mild
- B.
Mild
- C.
Moderate
- D.
Severe
- 57.Teeth are dried to detect fluorosis in Thylstrup-Fejerskov and TSIF.
- A.
True
- B.
False
- 58.In the Navy Plaque Index, a Pocket Score of 8 means what?
- A.
Depths of 1-3mm
- B.
Depths of 3-5mm
- C.
Depths of 8mm+
- D.
Depths of 5mm+
- 59.At what level of TSIF (Tooth Surface Index of Fluorosis) does pitting start to occur?
- A.
4
- B.
5
- C.
6
- D.
7
- 60.At what level does staining occur on the TSIF?
- A.
2
- B.
3
- C.
4
- D.
5
- 61.Oral Cancer cases are more commonly found in African Americans.
- A.
True
- B.
False
- 62.The Pl I measures what?
- A.
Thickness of plaque
- B.
Presence of plaque
- C.
Existing plaque and calculus
- D.
Plaque and debri on tooth surface
- 63.The Simplified Oral Hygiene Index uses disclosing solution and measures plaque only.
- A.
True
- B.
False
- 64.An excellent score on the Plaque Index would be what?
- A.
0.5
- B.
10%
- C.
100%
- D.
3
- 65.Patient Hygiene Performance uses the Ramjford teeth.
- A.
True
- B.
False
- 66.A Code 4 on the Loss of Attachment Index indicates what?
- A.
5.5mm+ LOA
- B.
4mm+ LOA
- C.
9-11mm LOA
- D.
12mm+ LOA
- 67.A score of 3 on the Turesky Modification indicates what?
- A.
Cervical plaque only
- B.
Less than 2/3 of the tooth covered
- C.
2/3+
- D.
A band of plaque
- 68.The Index of Periodontal Screening and Recording is best described at measuring what?
- A.
Attachment Loss
- B.
State of Perio Health
- C.
Perio Treatment Needs
- D.
Pockets, Calculus, and Bleeding
- 69.A Code 4 on the CPITN indicates what?
- A.
Oral Hygiene Instruction
- B.
Supra/Subgingival Calculus w/ defective restorations
- C.
4-5mm pockets
- D.
6mm+ pockets
- 70.How many teeth per sextant are calculated on the Community Periodontal Index of Treatment Needs (CPITN)?
- A.
1
- B.
2
- C.
3
- D.
4
- 71.The Turesky Modification of the Quigley Hein has a range of scores of what?
- A.
0-5
- B.
0-7
- C.
0-8
- D.
0%-100%
- 72.A Code 4 on the Periodontal Screening and Recording Index indicates what?
- A.
Supragingival calculus and defective margins
- B.
Black on probe partly visible
- C.
Black on probe completely disappears
- D.
Black visible on probe and bleeding occurs
- 73.A score of 1 on the Gingival Index would indicate what kind of results?
- A.
Excellent
- B.
Good
- C.
Fair
- D.
Poor
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