Public Health Dentistry #12

1. In patients of leprosy, Lepromin test is used for:

Treatment

Prognosis

Diagnosis

Epidemiological investigations

Question 1 of 20

2. Occurrence of malocclusion in a given population termed as?

Mortality

Incidence

Prevalence

Probability

Question 2 of 20

3. n-3 PUFA is present in all except:

Groundnut oil

Corn oil

Mustard oil

Fish oil

Question 3 of 20

4. Infected waste is disposed in which container

Black

Yellow

Blue

Red

Question 4 of 20

5. Paired t test is equivalent in non parameteric test

Mc Nemar's Test

Mann-Whitney Test

Wilcoxon Signed Test

Kruskal-Wallis Test

Question 5 of 20

6. Back washing is a recommended technique for

Rapid Sand Filter

Domestic Filter

Slow Sand Filter

Community Well

Question 6 of 20

7. Not true about crude birth rate

Numerator does not include still births.

It is actually a ratio not a rate

It is a measure of fertility

It is independent of age of population

Question 7 of 20

8. Residence of three village with three different types of water supply were asked to participate in a study to identify cholera carrier. Because several cholera deaths had occurred in the recent past, virtually everyone present at the time submitted to examination. The proportion of residents in each village who were carriers was computed and compared. This study is a:

Concurrent cohort study

Non-concurrent

Cross- sectional study

Case-control study

Question 8 of 20

9. Anti-calculus agent in toothpaste is

Cocoamidopropyl

Fluoride

Pyrophosphate

Lauryl sulphate

Question 9 of 20

10. Power of a statistical test indicates

The ability of a test to reject a null hypothesis when it is false

The ability of a test to accept a null hypothesis when it is false

The ability of a test to reject a null hypothesis when it is false

The ability of a test to accept a null hypothesis when it is true

Question 10 of 20

11. Tetracycline is used in prophylaxis of which of the following diseases

Brucellosis

Leptospirosis

Cholera

Meningitis

Question 11 of 20

12. In calculating Dependency Ratio, the numerator is expressed as :

Population under 10 years and 65 and above

Population under 10 years and 60 and above.

Population under 15 years and 60 and above.

Population under 15 years and 65 and above

Question 12 of 20

13. According to Dunning classification, the screening procedure only using tongue depressor and available illumination inspection in school children and to identify the treatment needs

Type 2

Type 1

Type 3

Type 4

Question 13 of 20

14. According to WHO, which of the following disease is eradicated from the planet:

Measles

Yellow fever

Chicken pox

Small pox

Question 14 of 20

15. In statistical studies, data represents:

Whole sample

Observational records

Sample groups

Every individual of sample

Question 15 of 20

16. A Path finder survey for oral health needs to be done at 12 sites for 4 index age groups at each site. What should be the sample size for the survey

1200

400

300

1500

Question 16 of 20

17. Standard deviation is a measure of

Chance

None

Central tendency

Deviation from mean value

Question 17 of 20

18. The usefulness of a screening test depends upon its

Predictive value

Reliability

Specificity

Sensitivity

Question 18 of 20

19. A high school child trained to teach dentistry to elementary children in school

Askov

SHARP

Tattle tooth program

THETA

Question 19 of 20

20. The recent spread of Swine flu was in the news, this type of transmission can be termed:

Sporadic

Epidemic

Pandemic

Endemic

Question 20 of 20