ComMed

Question 1

Unit of observation in ecological studies

Answer 1

Population

Question 2

Water borne diseases

Answer 2

Spread: feco oral route

Eg: typhoid, cholera

Question 3

Water washed diseases

Answer 3

Inadequate water/ improper hygiene

Eg: scabies, trachoma

Question 4

Water based diseases

Answer 4

Spread: by aquatic invertebrate host
Eg: schistosomiasis (snail), drancunculosis (guinea worm)

Question 5

Water breeding diseases

Answer 5

Spread: by vectors
Eg: malaria, onchocericasis

Question 6

Morbidity indicator for occupational health

Answer 6

Sick absenteeism

Question 7

After disaster, mass vaccination is necessary for?

Answer 7

1. Rota virus
2. Varicella
3. Measles

Additionally for health care workers,
• Cholera
• Typhoid

Question 8

Morbidity indicators

Answer 8

Incidence

Prevalence

Question 9

Indicator of cost utility analysis

Answer 9

QALY

Question 10

Impact indicator of preventive intervention

Answer 10

Incidence

Question 11

Indicator in meta-analysis

Answer 11

Overall effect size

Question 12

Qualitative scales

Answer 12

1. Likert (feedback)
2. Nominal (naming blood group)
3. Dichotomous (HIV + or -)
4. Ordinal ( GCS, staging of CA, severity of disease, socioeconomic classification)

Question 13

S/E of measles vaccine

Answer 13

1. TSS
2. ITP
3. Febrile seizures
4. Encephalitis
5. Vaccine induced measles

Question 14

Diseases eliminated from india

Answer 14

Trachoma
Yaws
Guinea worm
Leprosy (at national level)
Polio
Neonatal tetanus

Question 15

Diseases eradicated from India

Answer 15

Small pox

WPV 2, WPV 3

Question 16

Vaccines:

1. Most heat sensitive
2. Most freeze sensitive
3. Light sensitive

Answer 16

1. BCG > OPV
2. Hep B
3. BCG, Measles