37177364
Pregunta 1
Pregunta
The dispensary surveillance for hepatitis A is
Respuesta
-
1 month
-
3 months
-
12 months
-
24 months
Pregunta 2
Pregunta
The main factor for transmission of cholera is
Respuesta
-
air
-
soil
-
water
-
alimentary products
Pregunta 3
Pregunta
The object of epidemiology of infectious diseases is
Respuesta
-
infectious process
-
source of infection
-
social factor
-
epidemic process
Pregunta 4
Pregunta
Source of infection for the infectious diseases may be
Respuesta
-
People
-
Mosquito
-
Flea
-
All the three above
Pregunta 5
Pregunta
The preparation for disinfection "Hibitan" is from the group
Respuesta
-
alcohols
-
biguanides
-
chlorine-containing
-
oxydizers
Pregunta 6
Pregunta
The leading factor(s) for distribution of nosocomial infections is (are)
Respuesta
-
the hands of healthcare workers
-
mosquitoes
-
the air
-
blood products
Pregunta 7
Pregunta
The re-immunization against measles in Bulgaria is on
Respuesta
-
7 years
-
11 years
-
12 years
-
17 years
Pregunta 8
Pregunta
The etiology agent of scarlet fever is
Respuesta
-
virus
-
bacteria
-
rickettsia
-
chlamidia
Pregunta 9
Pregunta
The source of infection for AIDS are
Respuesta
-
birds
-
people
-
monkeys
-
people and monkeys
Pregunta 10
Pregunta
What is the mechanism of transmission for salmonellosis
Respuesta
-
air-borne
-
fecal-oral
-
by insects
-
of the external envelopes
Pregunta 11
Pregunta
The epidemiology of the infectious diseases studies
Respuesta
-
viral hepatitis
-
hupertonia
-
ulcer
-
echinococcus
Pregunta 12
Pregunta
Chemical sterilization may be done with
Respuesta
-
chloramine
-
manusterol
-
ethylene oxyde
-
natrium hypochloridi
Pregunta 13
Pregunta
Source of infection for shigellosis are
Respuesta
-
animals
-
people and animals
-
people
-
birds
Pregunta 14
Pregunta
The contacts of a diseased with hepatitis A are under medical surveillance for
Respuesta
-
7 days
-
20 days
-
15 days
-
45 days
Pregunta 15
Pregunta
The re-immunization against tuberculosis is on
Respuesta
-
5 years
-
7 years
-
15 years
-
20 years
Pregunta 16
Pregunta
The etiology agent of measles is
Respuesta
-
virus
-
bacteria
-
chlamidia
-
spirocheta
Pregunta 17
Pregunta
The source of infection for meningicoccal infection is
Respuesta
-
the ill man only
-
sick animals only
-
the man - as sick or carrier
-
sick people and animals
Pregunta 18
Pregunta
The re-immunizations against poliomyelitis are on
Respuesta
-
13 months, 24 months, 11 years
-
16 months and 6 years
-
24 months, 7 years, 11 years
-
24 months, 7 years, 12 years
Pregunta 19
Pregunta
The artificially acquired active immunity is created after
Respuesta
-
application of a vaccine
-
application of serum
-
suffering from some disease
-
transmitted from mother to baby
Pregunta 20
Pregunta
Secondary moving force of the epidemic process is
Respuesta
-
the etiology agent
-
the susceptibility of the population
-
the social factor
-
the mechanism of transmission
Pregunta 21
Pregunta
It is recommended the immunization against influenza to be done
Respuesta
-
2 times in the year
-
every year
-
1 time for five years
-
1 time for three years
Pregunta 22
Pregunta
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
Respuesta
-
5 days
-
9 days
-
14 days
-
20 days
Pregunta 23
Pregunta
Port of entrance for poliomyelitis is
Respuesta
-
only mucosa of nasopharynx
-
only intestinal mucosa
-
naso-pharyngeal and intestinal mucosa
-
intestinal mucosa and skin
Pregunta 24
Pregunta
The main route of transmission for S. dysenteriae is
Respuesta
-
person-to-person contact
-
water-borne
-
alimentary
-
blood-borne
Pregunta 25
Pregunta
Anthroponose infectious diseases are these with source of infection
Respuesta
-
animals
-
rodents
-
people
-
fleas
Pregunta 26
Pregunta
The rats may be source of infection for
Respuesta
-
viral hepatitis
-
salmonellosis
-
cholera
-
cholera and salmonellosis
Pregunta 27
Pregunta
Risk group for Cremean-Congo hemorrhagic fever are
Respuesta
-
seamen
-
alimentary workers
-
stockmen
-
building workers
Pregunta 28
Pregunta
The preparation for disinfection "perhydrol" (hydrogen peroxide 30%) is from the following chemical group
Respuesta
-
aldehydes
-
oxidizing agents
-
alcohols
-
phenols
Pregunta 29
Pregunta
Spores of microorganisms are destroyed by
Respuesta
-
chloramine
-
manusterol
-
sterilium
-
glutaraldehyde
Pregunta 30
Pregunta
Source of infection for hepatitis B are
Respuesta
-
diseased animals
-
only diseased people
-
diseased people and carriers
-
animals and people
Pregunta 31
Pregunta
Protective titer of antibodies against rubella (reaction inhibition d'hemagglutination) is
Respuesta
-
1:4
-
1:8
-
1:16
-
1:32
Pregunta 32
Pregunta
As nosocomial infection may arise
Respuesta
-
hemorrhagic fever with renal syndrome
-
Cremean-Congo hemorrhagic fever
-
Botulism
-
rabies
Pregunta 33
Pregunta
After wounding it is applied
Respuesta
-
0,5 ml tetanus toxoid
-
1 ml tetanus toxoid
-
0,1 ml tetanus toxoid
-
2 ml tetanus toxoid
Pregunta 34
Pregunta
Specific location of vibrio cholera is
Respuesta
-
mouth
-
mucosa of small intestine
-
mucosa of large intestine
-
stomach
Pregunta 35
Pregunta
Persons from risk groups, who are convalescent carriers after salmonellosis, are allowed to work after
Respuesta
-
7 days and 2 (-) results
-
15 days and 2 (-) results
-
15 days and 3 (-) results
-
20 days and 3 (-) results
Pregunta 36
Pregunta
Re-immunization against pertussis is done on
Respuesta
-
10 month
-
13 month
-
6 years
-
11 years
Pregunta 37
Pregunta
With disinfection we do destruction of
Respuesta
-
pathogenic microorganisms
-
vegetative forms and spores
-
spores
-
none of the above
Pregunta 38
Pregunta
The definition for epidemic process is
Respuesta
-
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
Pregunta 39
Pregunta
The epidemic measures against the contact children to measles, less than 7 years, who have not passed the disease and are not immunized, are
Respuesta
-
surveillance for 10 days
-
surveillance for 21 days
-
application of immune-globulin and surveillance for 10 days
-
application of immune-globulin and surveillance for 21 days
Pregunta 40
Pregunta
The air is main factor for infection transmission of
Respuesta
-
salmonellosis
-
leptospirosis
-
rubella
-
shigellosis
Pregunta 41
Pregunta
The immunization against pertussis is provided on
Respuesta
-
2 month
-
3 month
-
2 and 3 month
-
2, 3 and 4 month
Pregunta 42
Pregunta
Source of infection may be
Respuesta
-
the man
-
water
-
food
-
contaminated hands
Pregunta 43
Pregunta
The vaccine against poliomyelitis is
Respuesta
-
inactivated
-
toxoid
-
live
-
recombinant
Pregunta 44
Pregunta
The water is a factor for transmission of
Respuesta
-
Q-fever
-
shigellosis
-
hepatitis B
-
ornithosis
Pregunta 45
Pregunta
Salmonella bacteria are excreted from the source of infection with
Respuesta
-
air sputters
-
blood
-
feces and urine
-
only with feces
Pregunta 46
Pregunta
Variola is an infection, which is
Respuesta
-
eradicated
-
eliminated
-
limited
-
before eradication
Pregunta 47
Pregunta
The contact children with varicella, less than 7 years, who have not passed the disease, are under surveillance for
Respuesta
-
5 days
-
10 days
-
14 days
-
21 days
Pregunta 48
Pregunta
Which of the following regiments is the right for the dry sterilizer
Respuesta
-
120C - 2 h
-
160C - 2 h
-
190C - 30 min
-
150C - 1 h
Pregunta 49
Pregunta
The preparation "glutaraldehyde" is used for
Respuesta
-
sanitation of objects
-
sanitation of hands
-
only for disinfection
-
disinfection and sterilization
Pregunta 50
Pregunta
Viral hepatitis A is transmitted by the following mechanism
Respuesta
-
air-borne
-
of the external envelopes
-
vector-borne
-
fecal-oral
Pregunta 51
Pregunta
In Bulgaria the vaccine against tuberculosis is
Respuesta
-
recommended
-
routine
-
there isn't effective vaccine
-
forbidden for use
Pregunta 52
Pregunta
The source of infection for scarlet fever is
Respuesta
-
sick animals
-
sick people
-
animals - carriers
-
people and animals
Pregunta 53
Pregunta
In autoclave can not be sterilized
Respuesta
-
metal instruments
-
cotton tampons
-
textiles
-
leather materials
Pregunta 54
Pregunta
The vaccine against diphtheria in Bulgaria is
Respuesta
-
live
-
recombinant
-
inactivated
-
toxoid
Pregunta 55
Pregunta
The dispensary surveillance for hepatitis A is
Respuesta
-
1 month
-
3 months
-
24 months
-
12 months
Pregunta 56
Pregunta
The alimentary products are factor for transmission of
Respuesta
-
rubella
-
tetanus
-
varicella
-
salmonellosis
Pregunta 57
Pregunta
The diseased with diphtheria are discharged after the following negative results from the microbiological test for carriage
Respuesta
-
1 (-) test
-
2 (-) tests
-
3 (-) tests
-
4 (-) tests
Pregunta 58
Pregunta
Influenza viruses are divided on the following serotypes
Respuesta
-
A and B
-
A, B and C
-
A, B, C and D
-
A, B, C, D and E
Pregunta 59
Pregunta
Secondary moving force of the epidemic process are
Respuesta
-
the etiology agent of the disease
-
the natural factor
-
the susceptibility of the population
-
the source of infection
Pregunta 60
Pregunta
The preparation for disinfection "Hibiscrub" is used for
Respuesta
-
chirurgical disinfection of the hands
-
utensils
-
surfaces
-
instruments
Pregunta 61
Pregunta
The main route for infection transmission of Shigellosis Flexneri is
Respuesta
-
water-borne
-
person-to--person contact
-
blood-borne
-
alimentary
Pregunta 62
Pregunta
The vaccine against rubella is applied on
Respuesta
-
6 months
-
13 months
-
10 months
-
24 months
Pregunta 63
Pregunta
Poliomyelitis viruses are
Respuesta
-
one type
-
two types
-
three types
-
four types
Pregunta 64
Pregunta
AIDS is not transmitted by one of the following routes
Respuesta
-
blood-borne
-
sexual
-
vertical
-
person-to-person contact
Pregunta 65
Pregunta
The mechanism of transmission for varicella is
Respuesta
-
fecal-oral
-
air-borne
-
vector-borne
-
of the external envelopes
Pregunta 66
Pregunta
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
Respuesta
-
surveillance for 7 days
-
surveillance for 17 days
-
immunization and surveillance for 17 days
-
immune-globulin and surveillance for 10 days
Pregunta 67
Pregunta
The ususal concentration of chlorine is
Respuesta
-
3% water solution
-
10% water solution
-
1% water solution
-
5% water solution
Pregunta 68
Pregunta
The soil is a factor for transmission of
Respuesta
-
AIDS
-
tetanus
-
rubella
-
salmonellosis
Pregunta 69
Pregunta
The alimentary products are factors for transmission of
Respuesta
-
hepatitis B
-
AIDS
-
botulism
-
measles
Pregunta 70
Pregunta
The naturally acquired passive immunity is formed
Respuesta
-
after some disease
-
after a vaccine
-
after immune globulin
-
from mother to baby
Pregunta 71
Pregunta
Secondary moving force of the epidemic process is
Respuesta
-
social factor
-
source of infection
-
factors for infection transmission
-
the susceptible population
Pregunta 72
Pregunta
The route for infection transmission of hepatitis B is
Respuesta
-
sexual
-
vertical
-
parenteral
-
all the three are possible
Pregunta 73
Pregunta
When a carriage continues more than 6 months, it is named
Respuesta
-
acute
-
chronic
-
sub-acute
-
convalescent
Pregunta 74
Pregunta
The vaccine against scarlet fever is
Respuesta
-
live
-
inactivated
-
toxoid
-
there is not effective vaccine for the moment
Pregunta 75
Pregunta
The sources of infection for measles are
Respuesta
-
diseased people
-
diseased animals
-
people - carriers
-
all of the three mentioned
Pregunta 76
Pregunta
The sources of infection for enteroviral infections are
Respuesta
-
diseased animals
-
animals - carriers
-
only diseased people
-
people - diseased and carriers
Pregunta 77
Pregunta
The incubation period for cholera is
Respuesta
-
10 days
-
20 days
-
5 days
-
1 day
Pregunta 78
Pregunta
The vaccine against pertussis is
Respuesta
-
live
-
inactivated
-
toxoid
-
acellular
Pregunta 79
Pregunta
In the environment HIV-virus is
Respuesta
-
highly resistant
-
non resistant
-
medium resistant
-
resistant for 10 days
Pregunta 80
Pregunta
The dispensary surveillance for hepatitis B is for
Respuesta
-
6 months
-
3 months
-
2 years
-
1 month
Pregunta 81
Pregunta
Risk group for influenze are
Respuesta
-
healthcare workers
-
workers with food
-
hunters
-
stockmen
Pregunta 82
Pregunta
The vaccine against tetanus is
Respuesta
-
live attenuated
-
toxoid
-
inactivated
-
recombinant
Pregunta 83
Pregunta
The disease with varicella are isolated for
Respuesta
-
10 days
-
15 days
-
21 days
-
to the scab of the rash
Pregunta 84
Pregunta
The water is a factor for transmission of
Respuesta
-
Q-fever
-
plague
-
tetanus
-
hepatitis A
Pregunta 85
Pregunta
The convalescent carriers of salmonellosis from risk groups are under dispensary surveillance for
Respuesta
-
1 month
-
3 months
-
6 months
-
1 year
Pregunta 86
Pregunta
Which is the right regimen for autoclave
Respuesta
-
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
Pregunta 87
Pregunta
The vaccine against influenza is
Respuesta
-
obligatory
-
recommended
-
not at all provided
-
routine
Pregunta 88
Pregunta
The dental consulting room is a risk place for
Respuesta
-
viral hepatitis B, C and HIV
-
rabies
-
Lyme disease
-
tularemia
Pregunta 89
Pregunta
The surfaces are disinfected with
Respuesta
-
only rubbing
-
washing
-
rubbing and spraying
-
autoclave
Pregunta 90
Pregunta
Lints and cotton tampons are sterilized with
Respuesta
-
dry sterilizer
-
autoclave
-
ultraviolet rays
-
hibitan
Pregunta 91
Pregunta
The sources of infection for cholera are
Respuesta
-
only diseased people
-
diseased animals
-
animals - carriers
-
people - diseased and carriers
Pregunta 92
Pregunta
The isolation of a patient with shigellosis from risk group continues to
Respuesta
-
1
-
2
-
3
-
4 (-) results from the microbiological test
Pregunta 93
Pregunta
The vaccine against hepatitis B is
Respuesta
-
live attenuated
-
inactivated
-
recombinant
-
toxoid
Pregunta 94
Pregunta
The port of entree for mumps is
Respuesta
-
intestinal mucosa
-
wounded skin
-
respiratory mucosa
-
the place of tick bite
Pregunta 95
Pregunta
The natural factor is with the greatest importance for the following infections
Respuesta
-
air-borne
-
intestinal
-
vector-borne
-
of the external envelopes
Pregunta 96
Pregunta
Life-long carriage may be observed after
Respuesta
-
rubella
-
hepatitis B
-
hepatitis A
-
cholera
Pregunta 97
Pregunta
Primary moving force of the epidemic process is
Respuesta
-
social factor
-
natural factor
-
source of infection
-
migration of the population
Pregunta 98
Pregunta
The sources of infection for meningococcal infection are
Respuesta
-
birds
-
only diseased people
-
domestic animals
-
people - diseased and carriers
Pregunta 99
Pregunta
Sources of infection for salmonellosis may be
Respuesta
-
infected people
-
infected rodents
-
infected fish
-
all of the 3
Pregunta 100
Pregunta
The dental instruments are sterilized with
Respuesta
-
chlorine preparations
-
burning
-
preparations - oxidizers
-
autoclave
Pregunta 101
Pregunta
The object of the epidemiology is (are)
Respuesta
-
the people
-
animals
-
the epidemic process
-
a and b
Pregunta 102
Pregunta
Primary driving force(s) of the epidemic process is (are)
Respuesta
-
people
-
animals
-
mechanism of infection transmission
-
a, b and c
Pregunta 103
Pregunta
the source of infection for infectious diseases is (are)
Respuesta
-
food
-
animals
-
water
-
a, b and c
Pregunta 104
Pregunta
the mechanism of transmission of the infection takes place in
Respuesta
-
1 phase
-
2 phases
-
3 phases
-
4 phases
Pregunta 105
Pregunta
According to the immunization calendar of Bulgaria, the hepatitis B vaccine is administered with
Respuesta
-
1 dose
-
2 doses
-
3 doses
-
4 doses
Pregunta 106
Pregunta
Nosocomial infections occur in
Respuesta
-
patients in outpatient care
-
hospitalized patients
-
prophylactic examinations
-
a, b and c
Pregunta 107
Pregunta
Which of the measures is not included in the standard measures for prevention of nosocomial infections
Respuesta
-
hand disinfection
-
use of personal protective equipment
-
hospital waste management
-
all 3 are included
Pregunta 108
Pregunta
Who (what) can be the source of salmonellosis infection
Respuesta
-
infected animals
-
ill people
-
people - carriers
-
all 3
Pregunta 109
Pregunta
Who (what) may be the source of shigellosis infection
Respuesta
-
infected people
-
sick animals
-
animals - carriers of the infection
-
all 3
Pregunta 110
Pregunta
the source of infection for cholera is (are)
Respuesta
-
infected people
-
contaminated water
-
contaminated food
-
all 3
Pregunta 111
Pregunta
Diphtheria may be transmitted by the following mechanism
Respuesta
-
air-borne mechanism
-
person to person contact
-
alimentary
-
all 3
Pregunta 112
Pregunta
Scarlet fever may be transmitted by
Respuesta
-
blood transfusion
-
air-borne mechanism
-
tick bite
-
all 3
Pregunta 113
Pregunta
Source of infection for measles may be
Respuesta
-
only ill people
-
people - ill and carriers
-
infected air
-
infected people and animals
Pregunta 114
Pregunta
The vertical transmission is not possible for
Respuesta
-
varicella
-
rubella
-
measles
-
hepatitis B
Pregunta 115
Pregunta
Spermatogenesis can be impaired in
Respuesta
-
rubella
-
measles
-
mumps
-
a and c
Pregunta 116
Pregunta
Which of the vaccines is not included in the immunization calendar of Bulgaria
Respuesta
-
against tuberculosis
-
against hepatitis B
-
against hepatitis A
-
against pertussis
Pregunta 117
Pregunta
Meningococcal infection is transmitted by
Respuesta
-
blood transfusion
-
air-borne mechanism
-
vertical mechanism
-
all 3
Pregunta 118
Pregunta
Hepatitis E virus is with
Respuesta
-
1 genotype
-
2 genotypes
-
3 genotypes
-
4 genotypes
Pregunta 119
Pregunta
ECHO and Coxsckie viruses may be transmitted by
Respuesta
-
vertically
-
air-borne mechanism
-
fecal-oral mechanism
-
b and c
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