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1. Stage of communicable disease,________indicate the onset of disease.

Ans: Prodromal.

3. With regards to incidence rate, the following is relevent:

A) an example of utilization indicator

B) denominator is an example of mid year population

C) attack rate is comparable to incidence rate

D) correlates with prevalence rate

E) useful in descriptive studies

4) of which is a type of common source single exposure

A) Cholera

measles

Poliomyelitis

Food poisoning

dengue

5. Cholera ....... is regarded as an emerging disease

A) Ogawa biotype

B) Inaba

C) Classical

D) 01 serotype

E) Non 01 serotype


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9. A person with ____________ is capable of being a convalescent carrier.

A) dengue

B) malaria

C) filariasis

D) chickenpox

E) typhoid

10. Chemoprophylaxis is a useful strategy in:

A) Dengue

B)Rabies

C)Measles

D)Filariasis

E)Poliomyelitis

11. The limitations of prevalence rate includes the following:

A) Diseases of short duration are under-represented.

B) The denominator is difficult to obtain.

C) It is usually difficult to obtain data as compared to other morbidity indicator.

D) The rate does not have the capacity to measure diseases of long duration.

E) There is no equation relation prevalence to other morbidity indicators.

12. In Jan 2005, 890 persons were examined for NIDDM. 20 persons were found to be

suffering from NIDDM of which 12 were noted to be new cases and the other 8 were pre-


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existing cases. All persons examined in 2005 were followed and re-examined in Jan 2006, 10

new cases of NIDDM were discovered.

Calculate the prevalence rate in 2006.

13. Who developed carrier state without suffering from the overt disease is

A) incubatory carrier

B) asymptommatic

C) healthy carrier

D) inapperent carrier

E) subclinical

14: control measures at de level of reservoir:

A) isolation n quarantine

B) notification of ALL communicable diseases in that region

C) is a primary prevention

D) includes proper hand washing n adequate cooking of food

E) is de best method in typhoid control

15. Regarding proportional mortality rate:

A) It indicates probability of an individual dying from a disease.

B) It is useful to denote the burden of a disease as compared to the rest.

C) The numerator of the rate is the total number of cases of a disease.

D) The mid-year population is used as a denominator for the rate.


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E) The multiplier of the rate should always be per 1000 population.

16. Regarding incidence rate:

A) It is an accurate measure of morbidity indicator as compared to prevalence rate.

B) The denominator is easier to quantify as compared to the prevalence rate.

C) It is related to the number of new and existing cases occuring in a defined population

D) It is focused at the mid-year population's risk developing a disease.

E) It has the same multiplier with attack rate.

17. The limitations of standardized death rate include:

A) It may not be used for comparison of different regions.

B) Standardization may not be performed according to age.

C) The standard population is difficult to obtain.

D) The rates are fictitious and valid for scenario only.

E) May onle be preformed for deaths as a result od communicable diseases.

18) Regarding case fatality rate:

A) It represents the killing power of a disease.

B) It is not related to the severity of complications cased by a disease.

C) The same time interval is usually for a year duration.

D) It is useful for chronic non-communicable diseases.

20. _________is an example of a fomite that can help in the spread of a communicable disease


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A) linen

B) water

C) ice

D) saliva

E) food

21.In syphilis

A) maybe transmitted in incubation period

B) organism involved is Yersinia pestis

C) chancre initial is the lesion in secondary syphilis

D) communicability period is mainly during tertiary syphilis

E) contact tracing plays a role in curbing the disease

22. Which of the following communicable diseases has a high pathogenicity and low virulence

A) measles

B) cholera

C) typhoid

D) rabies

E) Leprosy


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23. _______ needs to be notified under International Health Regulation

A) measles

B) yellow fever

C) mumps

D) tuberculosis

E) malaria

24. Regarding rates:

A) Measures the occurence of an event in a population during a given time period.

B) Does not indicate the risk of developing a condition.

C) Standardised rates are actual rates ______ by standardization.

D) The multiplier is missing in crude death rate.

E) The time specification of a rate is usually 6 months.

25. In incidence rate, the denominator is the:

A) Mid-year population

B) Immuned individuals in the community

C) Vaccinated individuals in the community

D) Mid-year population minus the population at risk

E) Population at risk

26. The biotype involved in cholera is

A) Ogawa


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B) Inaba

C) Biotype 0139

D) Biotype 01

E) El Tor

28. Data from Region X at year 2005Mid year population 50,000Total no of death from all

causes 2331No of death due to syphilis 22Total no of cases of syphilis 650Q: Which is true for

above data?

A) Disease specific death rate is 46.6 per 1000 population

B) Crude detah rate is 0.44 per 1000 population

C) Propotional mortality rate is 9.43 per 1000 population

D) Mid year population is taken as 1 June 2005

E) Prevalance rate for syphilis cannot be calculated from above data

29. Food-borne disease except

A) Polio

B) cholera

C) Hep A

D) Filariasis*** (Park 232)

E) Amoebiasis

30. tuberculosis


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a) spread via water and food

b) tuberculin test is a delayed hypersensitivity reaction

c) latent infection occurs aftr post-primary tb

d) period of communicability is as long as tubercle bacillli is shed in urine

e) contact tracing is not important

31: which of these communicable diseases dat u dun hv to notify da health authorites?

Ans: rotavirus

32.Following are water related disease EXCEPT

A) Polio

B) Viral Hepatitis A

C) Typhoid

D) Filiariasis

E) Amoebiasis

33. Why STD rate is high?

A) Poor sanitation.

B) Great number of asymptomatic carrier,

C) Poor urbanisation lead to overcrowding,

D) Poor literacy rate


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34) which of these numerator not part of denominator?

A) rate

B) ratio

C) proportion

D) relative risk

E) odds ratio

35.regarding malaria.

A) recurrent infection assct with p.vivax

B) infected from male mosquito

C) blood transmission in p.gambiae infection

D) relapse occur in p.ovale

E) infective form??microfilariae??

37. Regarding outbreak of measles

A) sporadic epidemic

B) common source repeated exposure

C) common source epidemic

D) propagated epidemic

E) common source single exposure epidemic

38. Which of the following pathogen is incriminated in food poisoning associated with soil

contamination


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A) Staph Aureus

B) Clostridium Botulinum

C) Salmonella non typhi

D) Shigella dysentriae

E) Vibrio Parahaemolyticus

39. The following is the core function of surveillance.

A. Supervision

B. Training

C. Detection

D. Preparation for guidelines

E. Health policy

40. regarding viral hep A

A)period of communicability 2weeks after symptoms

B)reservoir:cattle&cow

C)causative organism is a DNA virus

D)transmission:food&water

E)live vaccine as active immunisation

41. typhoid fever

A) food source include shellfish n milk

B) causative agent s. parathyi


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C) symptm include liver enlrgemnt n jaundice

D) cow is a one of reservoir

E) active immunization is not possible

44. Regarding gonorrhea

A) it can spread through water and food

B) cause by chlamydia trauchomatis

C)

D)

E) contact tracing can help in curbing the disease.

45. In cholera

A) epidemic is due to common source single exposure

B) dehydration is more severe then in Staph. Aureus food poisoning

C) Domestic cows are implicated in transmission thru milk

D) Prevention is by chlorination of public water sources

E) Complication is toxic megacolong

48. which of these communicable diseases dat u dun hv to notify da health authorites ?

Ans: rotavirus

49.Which of the following statement says that the patient presents with communicable

disease/ which of the following statement is TRUE.

Answer : hbC


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50.causes for increased resistance of antimicrobial drugs.

A) usage of drugs in normal dosage

B) rapid spread due to international travel

C) usage of drugs in animals in subtherapuetic dosage

D) ??


Ans: Prodromal.








A) Cholera

measles

Poliomyelitis

Food poisoning

dengue


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A) Ogawa biotype

B) Inaba

C) Classical

D) 01 serotype

E) Non 01 serotype


A) dengue

B) malaria

C) filariasis

D) chickenpox

E) typhoid


A) Dengue

B)Rabies

C)Measles

D)Filariasis

E)Poliomyelitis




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B) asymptommatic

C) healthy carrier


E) subclinical








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A) linen

B) water

C) ice

D) saliva

E) food

21.In syphilis







A) measles


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B) cholera

C) typhoid

D) rabies

E) Leprosy


A) measles

B) yellow fever

C) mumps

D) tuberculosis

E) malaria











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A) Ogawa

B) Inaba

C) Biotype 0139

D) Biotype 01

E) El Tor



above data?







A) Polio

B) cholera


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C) Hep A


E) Amoebiasis

30. tuberculosis







Ans: rotavirus


A) Polio


C) Typhoid

D) Filiariasis

E) Amoebiasis


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A) Poor sanitation.





A) rate

B) ratio

C) proportion

D) relative risk

E) odds ratio










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contamination

A) Staph Aureus






A. Supervision

B. Training

C. Detection


E. Health policy






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41. typhoid fever









C)

D)


45. In cholera







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Ans: rotavirus



Answer : hbC





D) ??


Ans: Prodromal.









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A) Cholera

measles

Poliomyelitis

Food poisoning

dengue


A) Ogawa biotype

B) Inaba

C) Classical

D) 01 serotype

E) Non 01 serotype


A) dengue

B) malaria

C) filariasis

D) chickenpox

E) typhoid


A) Dengue

B)Rabies


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C)Measles

D)Filariasis

E)Poliomyelitis














B) asymptommatic

C) healthy carrier


E) subclinical


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A) linen

B) water

C) ice

D) saliva

E) food

21.In syphilis





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A) measles

B) cholera

C) typhoid

D) rabies

E) Leprosy


A) measles

B) yellow fever

C) mumps

D) tuberculosis

E) malaria






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A) Ogawa

B) Inaba

C) Biotype 0139

D) Biotype 01

E) El Tor



above data?






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A) Polio

B) cholera

C) Hep A


E) Amoebiasis

30. tuberculosis







Ans: rotavirus


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A) Polio


C) Typhoid

D) Filiariasis

E) Amoebiasis


A) Poor sanitation.





A) rate

B) ratio

C) proportion

D) relative risk

E) odds ratio





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contamination

A) Staph Aureus






A. Supervision

B. Training

C. Detection



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E. Health policy







41. typhoid fever









C)

D)



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45. In cholera







Ans: rotavirus



Answer : hbC





D) ??

E) non-availability of over the counter drugs

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