Question 1
Question
The dispensary surveillance for hepatitis A is
Answer
-
1 month
-
3 months
-
12 months
-
24 months
Question 2
Question
The main factor for transmission of cholera is
Answer
-
air
-
soil
-
water
-
alimentary products
Question 3
Question
The object of epidemiology of infectious diseases is
Answer
-
infectious process
-
source of infection
-
social factor
-
epidemic process
Question 4
Question
Source of infection for the infectious diseases may be
Answer
-
People
-
Mosquito
-
Flea
-
All the three above
Question 5
Question
The preparation for disinfection "Hibitan" is from the group
Answer
-
alcohols
-
biguanides
-
chlorine-containing
-
oxydizers
Question 6
Question
The leading factor(s) for distribution of nosocomial infections is (are)
Question 7
Question
The re-immunization against measles in Bulgaria is on
Answer
-
7 years
-
11 years
-
12 years
-
17 years
Question 8
Question
The etiology agent of scarlet fever is
Answer
-
virus
-
bacteria
-
rickettsia
-
chlamidia
Question 9
Question
The source of infection for AIDS are
Answer
-
birds
-
people
-
monkeys
-
people and monkeys
Question 10
Question
What is the mechanism of transmission for salmonellosis
Question 11
Question
The epidemiology of the infectious diseases studies
Answer
-
viral hepatitis
-
hupertonia
-
ulcer
-
echinococcus
Question 12
Question
Chemical sterilization may be done with
Answer
-
chloramine
-
manusterol
-
ethylene oxyde
-
natrium hypochloridi
Question 13
Question
Source of infection for shigellosis are
Answer
-
animals
-
people and animals
-
people
-
birds
Question 14
Question
The contacts of a diseased with hepatitis A are under medical surveillance for
Answer
-
7 days
-
20 days
-
15 days
-
45 days
Question 15
Question
The re-immunization against tuberculosis is on
Answer
-
5 years
-
7 years
-
15 years
-
20 years
Question 16
Question
The etiology agent of measles is
Answer
-
virus
-
bacteria
-
chlamidia
-
spirocheta
Question 17
Question
The source of infection for meningicoccal infection is
Question 18
Question
The re-immunizations against poliomyelitis are on
Answer
-
13 months, 24 months, 11 years
-
16 months and 6 years
-
24 months, 7 years, 11 years
-
24 months, 7 years, 12 years
Question 19
Question
The artificially acquired active immunity is created after
Question 20
Question
Secondary moving force of the epidemic process is
Question 21
Question
It is recommended the immunization against influenza to be done
Answer
-
2 times in the year
-
every year
-
1 time for five years
-
1 time for three years
Question 22
Question
The contact to rubella children, aged less than 7 years, who have not passed the disease and who are not immunized, are under medical surveillance for
Answer
-
5 days
-
9 days
-
14 days
-
20 days
Question 23
Question
Port of entrance for poliomyelitis is
Answer
-
only mucosa of nasopharynx
-
only intestinal mucosa
-
naso-pharyngeal and intestinal mucosa
-
intestinal mucosa and skin
Question 24
Question
The main route of transmission for S. dysenteriae is
Answer
-
person-to-person contact
-
water-borne
-
alimentary
-
blood-borne
Question 25
Question
Anthroponose infectious diseases are these with source of infection
Answer
-
animals
-
rodents
-
people
-
fleas
Question 26
Question
The rats may be source of infection for
Question 27
Question
Risk group for Cremean-Congo hemorrhagic fever are
Answer
-
seamen
-
alimentary workers
-
stockmen
-
building workers
Question 28
Question
The preparation for disinfection "perhydrol" (hydrogen peroxide 30%) is from the following chemical group
Answer
-
aldehydes
-
oxidizing agents
-
alcohols
-
phenols
Question 29
Question
Spores of microorganisms are destroyed by
Answer
-
chloramine
-
manusterol
-
sterilium
-
glutaraldehyde
Question 30
Question
Source of infection for hepatitis B are
Question 31
Question
Protective titer of antibodies against rubella (reaction inhibition d'hemagglutination) is
Question 32
Question
As nosocomial infection may arise
Question 33
Question
After wounding it is applied
Answer
-
0,5 ml tetanus toxoid
-
1 ml tetanus toxoid
-
0,1 ml tetanus toxoid
-
2 ml tetanus toxoid
Question 34
Question
Specific location of vibrio cholera is
Question 35
Question
Persons from risk groups, who are convalescent carriers after salmonellosis, are allowed to work after
Answer
-
7 days and 2 (-) results
-
15 days and 2 (-) results
-
15 days and 3 (-) results
-
20 days and 3 (-) results
Question 36
Question
Re-immunization against pertussis is done on
Answer
-
10 month
-
13 month
-
6 years
-
11 years
Question 37
Question
With disinfection we do destruction of
Question 38
Question
The definition for epidemic process is
Answer
-
process with source of infection a man
-
interaction between macro- and microorganisms on the level of the population
-
interaction between macro- and microorganisms on individual level
-
interaction between sick people and animals
Question 39
Question
The epidemic measures against the contact children to measles, less than 7 years, who have not passed the disease and are not immunized, are
Question 40
Question
The air is main factor for infection transmission of
Answer
-
salmonellosis
-
leptospirosis
-
rubella
-
shigellosis
Question 41
Question
The immunization against pertussis is provided on
Answer
-
2 month
-
3 month
-
2 and 3 month
-
2, 3 and 4 month
Question 42
Question
Source of infection may be
Answer
-
the man
-
water
-
food
-
contaminated hands
Question 43
Question
The vaccine against poliomyelitis is
Answer
-
inactivated
-
toxoid
-
live
-
recombinant
Question 44
Question
The water is a factor for transmission of
Answer
-
Q-fever
-
shigellosis
-
hepatitis B
-
ornithosis
Question 45
Question
Salmonella bacteria are excreted from the source of infection with
Answer
-
air sputters
-
blood
-
feces and urine
-
only with feces
Question 46
Question
Variola is an infection, which is
Answer
-
eradicated
-
eliminated
-
limited
-
before eradication
Question 47
Question
The contact children with varicella, less than 7 years, who have not passed the disease, are under surveillance for
Answer
-
5 days
-
10 days
-
14 days
-
21 days
Question 48
Question
Which of the following regiments is the right for the dry sterilizer
Answer
-
120C - 2 h
-
160C - 2 h
-
190C - 30 min
-
150C - 1 h
Question 49
Question
The preparation "glutaraldehyde" is used for
Question 50
Question
Viral hepatitis A is transmitted by the following mechanism
Question 51
Question
In Bulgaria the vaccine against tuberculosis is
Question 52
Question
The source of infection for scarlet fever is
Answer
-
sick animals
-
sick people
-
animals - carriers
-
people and animals
Question 53
Question
In autoclave can not be sterilized
Answer
-
metal instruments
-
cotton tampons
-
textiles
-
leather materials
Question 54
Question
The vaccine against diphtheria in Bulgaria is
Answer
-
live
-
recombinant
-
inactivated
-
toxoid
Question 55
Question
The dispensary surveillance for hepatitis A is
Answer
-
1 month
-
3 months
-
24 months
-
12 months
Question 56
Question
The alimentary products are factor for transmission of
Answer
-
rubella
-
tetanus
-
varicella
-
salmonellosis
Question 57
Question
The diseased with diphtheria are discharged after the following negative results from the microbiological test for carriage
Answer
-
1 (-) test
-
2 (-) tests
-
3 (-) tests
-
4 (-) tests
Question 58
Question
Influenza viruses are divided on the following serotypes
Answer
-
A and B
-
A, B and C
-
A, B, C and D
-
A, B, C, D and E
Question 59
Question
Secondary moving force of the epidemic process are
Question 60
Question
The preparation for disinfection "Hibiscrub" is used for
Question 61
Question
The main route for infection transmission of Shigellosis Flexneri is
Question 62
Question
The vaccine against rubella is applied on
Answer
-
6 months
-
13 months
-
10 months
-
24 months
Question 63
Question
Poliomyelitis viruses are
Answer
-
one type
-
two types
-
three types
-
four types
Question 64
Question
AIDS is not transmitted by one of the following routes
Answer
-
blood-borne
-
sexual
-
vertical
-
person-to-person contact
Question 65
Question
The mechanism of transmission for varicella is
Question 66
Question
The epidemic measures against the contact with measles children, less than 7 years, who have not passed the disease and are not immunized, are as follows
Question 67
Question
The ususal concentration of chlorine is
Answer
-
3% water solution
-
10% water solution
-
1% water solution
-
5% water solution
Question 68
Question
The soil is a factor for transmission of
Answer
-
AIDS
-
tetanus
-
rubella
-
salmonellosis
Question 69
Question
The alimentary products are factors for transmission of
Answer
-
hepatitis B
-
AIDS
-
botulism
-
measles
Question 70
Question
The naturally acquired passive immunity is formed
Answer
-
after some disease
-
after a vaccine
-
after immune globulin
-
from mother to baby
Question 71
Question
Secondary moving force of the epidemic process is
Question 72
Question
The route for infection transmission of hepatitis B is
Question 73
Question
When a carriage continues more than 6 months, it is named
Answer
-
acute
-
chronic
-
sub-acute
-
convalescent
Question 74
Question
The vaccine against scarlet fever is
Question 75
Question
The sources of infection for measles are
Question 76
Question
The sources of infection for enteroviral infections are
Question 77
Question
The incubation period for cholera is
Answer
-
10 days
-
20 days
-
5 days
-
1 day
Question 78
Question
The vaccine against pertussis is
Answer
-
live
-
inactivated
-
toxoid
-
acellular
Question 79
Question
In the environment HIV-virus is
Answer
-
highly resistant
-
non resistant
-
medium resistant
-
resistant for 10 days
Question 80
Question
The dispensary surveillance for hepatitis B is for
Answer
-
6 months
-
3 months
-
2 years
-
1 month
Question 81
Question
Risk group for influenze are
Answer
-
healthcare workers
-
workers with food
-
hunters
-
stockmen
Question 82
Question
The vaccine against tetanus is
Answer
-
live attenuated
-
toxoid
-
inactivated
-
recombinant
Question 83
Question
The disease with varicella are isolated for
Answer
-
10 days
-
15 days
-
21 days
-
to the scab of the rash
Question 84
Question
The water is a factor for transmission of
Answer
-
Q-fever
-
plague
-
tetanus
-
hepatitis A
Question 85
Question
The convalescent carriers of salmonellosis from risk groups are under dispensary surveillance for
Answer
-
1 month
-
3 months
-
6 months
-
1 year
Question 86
Question
Which is the right regimen for autoclave
Answer
-
121 C (1 atm) - 30 min
-
150 C - 2 atm - 20 min
-
145 C - 2 atm - 15 min
-
110 C - 0.5 atm - 30 min
Question 87
Question
The vaccine against influenza is
Answer
-
obligatory
-
recommended
-
not at all provided
-
routine
Question 88
Question
The dental consulting room is a risk place for
Question 89
Question
The surfaces are disinfected with
Answer
-
only rubbing
-
washing
-
rubbing and spraying
-
autoclave
Question 90
Question
Lints and cotton tampons are sterilized with
Answer
-
dry sterilizer
-
autoclave
-
ultraviolet rays
-
hibitan
Question 91
Question
The sources of infection for cholera are
Question 92
Question
The isolation of a patient with shigellosis from risk group continues to
Question 93
Question
The vaccine against hepatitis B is
Answer
-
live attenuated
-
inactivated
-
recombinant
-
toxoid
Question 94
Question
The port of entree for mumps is
Answer
-
intestinal mucosa
-
wounded skin
-
respiratory mucosa
-
the place of tick bite
Question 95
Question
The natural factor is with the greatest importance for the following infections
Question 96
Question
Life-long carriage may be observed after
Answer
-
rubella
-
hepatitis B
-
hepatitis A
-
cholera
Question 97
Question
Primary moving force of the epidemic process is
Question 98
Question
The sources of infection for meningococcal infection are
Question 99
Question
Sources of infection for salmonellosis may be
Answer
-
infected people
-
infected rodents
-
infected fish
-
all of the 3
Question 100
Question
The dental instruments are sterilized with
Answer
-
chlorine preparations
-
burning
-
preparations - oxidizers
-
autoclave
Question 101
Question
The object of the epidemiology is (are)
Answer
-
the people
-
animals
-
the epidemic process
-
a and b
Question 102
Question
Primary driving force(s) of the epidemic process is (are)
Question 103
Question
the source of infection for infectious diseases is (are)
Answer
-
food
-
animals
-
water
-
a, b and c
Question 104
Question
the mechanism of transmission of the infection takes place in
Answer
-
1 phase
-
2 phases
-
3 phases
-
4 phases
Question 105
Question
According to the immunization calendar of Bulgaria, the hepatitis B vaccine is administered with
Answer
-
1 dose
-
2 doses
-
3 doses
-
4 doses
Question 106
Question
Nosocomial infections occur in
Question 107
Question
Which of the measures is not included in the standard measures for prevention of nosocomial infections
Question 108
Question
Who (what) can be the source of salmonellosis infection
Answer
-
infected animals
-
ill people
-
people - carriers
-
all 3
Question 109
Question
Who (what) may be the source of shigellosis infection
Question 110
Question
the source of infection for cholera is (are)
Answer
-
infected people
-
contaminated water
-
contaminated food
-
all 3
Question 111
Question
Diphtheria may be transmitted by the following mechanism
Answer
-
air-borne mechanism
-
person to person contact
-
alimentary
-
all 3
Question 112
Question
Scarlet fever may be transmitted by
Answer
-
blood transfusion
-
air-borne mechanism
-
tick bite
-
all 3
Question 113
Question
Source of infection for measles may be
Question 114
Question
The vertical transmission is not possible for
Answer
-
varicella
-
rubella
-
measles
-
hepatitis B
Question 115
Question
Spermatogenesis can be impaired in
Answer
-
rubella
-
measles
-
mumps
-
a and c
Question 116
Question
Which of the vaccines is not included in the immunization calendar of Bulgaria
Answer
-
against tuberculosis
-
against hepatitis B
-
against hepatitis A
-
against pertussis
Question 117
Question
Meningococcal infection is transmitted by
Answer
-
blood transfusion
-
air-borne mechanism
-
vertical mechanism
-
all 3
Question 118
Question
Hepatitis E virus is with
Answer
-
1 genotype
-
2 genotypes
-
3 genotypes
-
4 genotypes
Question 119
Question
ECHO and Coxsckie viruses may be transmitted by
Answer
-
vertically
-
air-borne mechanism
-
fecal-oral mechanism
-
b and c