Question 1
Question
No subclinical infections is present in
Answer
-
Polio
-
Mumps
-
Chicken Pox
-
Hepatitis A
Question 2
Question
The typical form for polio
Answer
-
Inapparent
-
Abortive
-
Non-abortive
-
Paralytic
Question 3
Question
Which of the following is the most dangerous transmission of plague
Answer
-
Blocked Flea
-
Partial Flea
-
Both
-
Unblocked Flea
Question 4
Question
All of the following are transmitted by Aedes aegypti EXCEPT
Answer
-
Dengue hemorrhagic fever
-
Chikungunya fever
-
Rift valley fever
-
Japanese encephalitis
Question 5
Question
Tetanus can be prevented by which of the following
Answer
-
Active immunization with tetanus toxoid every 5-10 years
-
Unproper treatment of contaminated wounds
-
Consider passive immunization with hyperimmune globulin
-
All of the following
Question 6
Question
Which of the following situations represents the best example of passive immunity
Answer
-
a child receiving a vaccination for measles
-
an infant receiving breast milk from the mother
-
production of antibodies by a person with infection
-
a person receiving antibodies for an infection
Question 7
Question
Hand hygiene is a vital part of Infection Control because
Answer
-
The most common mode of transmission is via germs on the hands
-
There is an increased number of infections acquired in health care
-
Anti microbial infections are increasing
-
All of the above
Question 8
Question
Vaccines are available for all of the following EXCEPT
Answer
-
Hepatitis A
-
Hepatitis B
-
Hepatitis C
-
Tetanus
-
Measles
Question 9
Question
Rat flea is a vector for all of the following diseases except
Answer
-
Endemic typhus
-
Plagues
-
Leptospirosis
-
Epidemic Typhus
Question 10
Question
Koplik spots are pathognomic of
Answer
-
Mumps
-
Measles
-
Diptheria
-
Typhoid
Question 11
Question
Basic cycle of Epidemic of Bubonic Plague (Orissa 2003)
Question 12
Question
The highest efficiency of transmission of AIDS is seen in
Question 13
Question
Which dose of cell culture vaccine is used as pre-exposure prophylaxis of rabies
Answer
-
Single Dose
-
5 doses
-
7 doses
-
3 doses
Question 14
Question
An attenuated vaccine is composed of
Question 15
Question
The term bacteriostatic means
Question 16
Question
Immunocompromised patients are targeted by
Question 17
Question
Causative organism for bubonic plague is
Answer
-
Yersinia pestis
-
Xenopsylla cheopis
-
Xenopsylla astia
-
rattus rattus
Question 18
Question
No subclinical cases are seen in
Answer
-
Rabies
-
AIDS
-
Polio
-
Cholera
Question 19
Question
The most effective concentration of alchohol is
Question 20
Question
A vaccine that contains parts of virus is called
Answer
-
Subcellular
-
Subunit
-
Recombinant
Question 21
Question
The process of destroying all microorganisms, including spores is known as
Answer
-
asepsis
-
sterilization
-
sepsis
Question 22
Question
The usual incubation period of Pertussis is
Answer
-
7-14 days
-
3-5 days
-
21 - 25 days
Question 23
Question
Isolation is not carried in one of the following
Answer
-
Plague
-
Cholera
-
AIDS
-
Chickenpox
Question 24
Question
Which of the following is true of Chicken pox
Answer
-
Virus is not found in scabs
-
Virus can be grown on chick embryo
-
Caused by RNA virus
-
Does not cross the placental barrier
Question 25
Question
Herd immunity is not important in
Answer
-
Tetanus
-
Pertussis
-
Diptheria
-
All
Question 26
Question
Maternal antibodies are not protective in
Answer
-
Tetanus
-
Diptheria
-
Pertussis
-
All
Question 27
Question
Infectivity of chickenpox is seen up to
Question 28
Question
Risk of the damage of fetus by maternal rubella is maximum if mother gets infected in
Answer
-
6-12 weeks of pregnancy
-
20-24 weeks of pregnancy
-
24-28 weeks of pregnancy
Question 29
Question
Both active and passive vaccination can be given together in all EXCEPT
Answer
-
Diptheria
-
Tetanus
-
Rabies
-
Hepatitis A
Question 30
Question
Immunisation against pertussis is carried out on
Answer
-
2 months
-
3 months
-
2 & 3 months
-
2, 3 & 4 months
Question 31
Question
Source of infection can be
Answer
-
a person
-
water
-
food
-
contaminated food
Question 32
Question
The vaccine against polio is
Answer
-
killed
-
anatoxin
-
live
-
recombinant
Question 33
Question
Water is a factor of transmission
Answer
-
fever
-
shigellosis
-
hepatitis b
-
ornithosis
Question 34
Question
In Greece dengue
Question 35
Question
The salmonella bacteria are transmitted from the source of infection by
Answer
-
speech
-
blood
-
urine and feces
-
only through feces
Question 36
Question
Specific vectors of Q fevers are
Answer
-
body lice
-
human fleas
-
mosquitos
-
ticks
Question 37
Question
Smallpox (variolla) is an infection that is
Answer
-
eradicated
-
eliminated
-
reduced
-
soon to be eracticated
Question 38
Question
Source of infection of ECHO and Coxsackie virus infections are
Answer
-
only sick people
-
only sick animals
-
people sick or carriers
-
sick people and animals
Question 39
Question
The contacts of people suffering from varicella that are under 7 y.o. gets monitored for
Answer
-
5 days
-
10 days
-
14 days
-
21 days
Question 40
Question
Citizens arriving from countries infected with Cholera are observation
Answer
-
5 days
-
7 days
-
10 days
-
20 days
Question 41
Question
Vector of Dengue is
Answer
-
Pediculus vestiment
-
Aedes aegypti
-
Ixodes
-
Anopheles
Question 42
Question
Source of infection of Tularemia
Answer
-
Sick man
-
Sick animals
-
Man contaminants
-
Sick men and animals
Question 43
Question
Colienteritis are characterized by
Answer
-
summer season
-
autumn season
-
no seasonality
-
winter seasonal
Question 44
Question
It is recommended influenza immunization to be done
Question 45
Question
Effective immunoprophylaxis against Japanese encephalitis is carried out with
Answer
-
killed vaccine
-
associated vaccine
-
live vaccine
-
no vaccine
Question 46
Question
The incubation period for Salmenolloisis most often is
Answer
-
from 10-20 days
-
5 to 10 days
-
from 1-3 days
-
1 month
Question 47
Question
In collective quarantine in case of Scarlet fever is
Answer
-
5 days
-
14 days
-
7 days
-
21 days
Question 48
Question
Tetanus classified
Answer
-
respiratory infection
-
roof infection
-
blood infection
-
intestinal infection
Question 49
Question
The least toxic insectoides are
Answer
-
carbamates
-
cholorganic
-
phosphorous organic
-
pyrethroids
Question 50
Question
Mechanism of transmission of cholera
Answer
-
air droplet
-
fecal oral
-
transmissive
-
roofing
Question 51
Question
Suffered from Typhus abdominalis are dispensaries for
Answer
-
3 months
-
6 months
-
10 months
-
1 year
Question 52
Question
Major source of contamination in Brucellosis are
Question 53
Question
Immunization against Rubella is carried out on
Question 54
Question
The most common form of meningococcal infection is
Question 55
Question
Entrance door with Scarlet fever is
Question 56
Question
Ticks are specific carriers of
Answer
-
Febris flava
-
Lyme Borieliosis
-
Dengue
-
Plague
Question 57
Question
For hygienic hand disinfection apply
Answer
-
Bleach
-
Chlorine
-
Perhydol
-
Manusterol
Question 58
Question
Objects from the external environment are factors of transmission in
Answer
-
blood borne way
-
contact bit way
-
water way
-
sexual way
Question 59
Question
The most wide spread of febris flava is in
Answer
-
Africa
-
Asia
-
Europe
-
Eurasia
Question 60
Question
Reservoir for Marseille fever is [blank_start]Rhipicephalus sanguineus (Dog Tick)[blank_end]
Question 61
Question
The main factor for transmission of cholera is
Answer
-
air
-
water
-
soil
-
alimentary products
Question 62
Question
The object of the epidemiology of infectious diseases is
Answer
-
infectious process
-
epidemic process
-
source of infection
-
social factor
Question 63
Question
Source of infection for the infectious diseases may be
Answer
-
people
-
mosquito
-
flea
-
all the three above
Question 64
Question
The preparation for disinfection “Hibitan” is from the group
Answer
-
alcohols
-
biguanides
-
chlorine-containing
-
oxydizers
Question 65
Question
The leading factor(s) for distribution of nosocomial infections is (are)
Question 66
Question
The re-immunization against measles in Bulgaria is on
Answer
-
7 years
-
11 years
-
12 years
-
17 years
Question 67
Question
The etiology agent of scarlet fever is
Answer
-
virus
-
rickettsia
-
chlamydia
-
bacteria
Question 68
Question
The source of infection for AIDS are
Answer
-
birds
-
people
-
monkeys
-
people and monkeys
Question 69
Question
What is the mechanism of transmission for salmonellosis
Question 70
Question
The dispensary surveillance for hepatitis A is
Answer
-
1 month
-
3 months
-
12 months
-
24 months
Question 71
Question
Source of infection for shigellosis are
Answer
-
animals
-
people and animals
-
people
-
birds
Question 72
Question
The contacts of an ill with hepatitis A are under medical surveillance for
Answer
-
7 days
-
15 days
-
20 days
-
45 days
Question 73
Question
The re-immunization against tuberculosis in Bulgaria is on
Answer
-
5 years
-
7 years
-
15 years
-
20 years
Question 74
Question
The etiology agent of measles is
Answer
-
virus
-
bacteria
-
chlamydia
-
spirochete
Question 75
Question
The source of infection for meningococcal infection is
Question 76
Question
The re-immunizations against poliomyelitis in Bulgaria are on
Answer
-
13 month, 24 month, 11 years
-
16 months and 6 years
-
24 months, 7 years, 11 years
-
24 months, 7 years, 12 years
Question 77
Question
The artificially acquired active immunity is created after
Question 78
Question
Secondary driving force of the epidemic process is
Question 79
Question
The epidemiology of the infectious diseases studies
Answer
-
viral hepatitis
-
hypertonia
-
ulcer
-
echinococcus
Question 80
Question
Chemical sterilization may be done with
Answer
-
chloramine
-
manusterol
-
ethylene oxyde
-
natrium hypochloridi
Question 81
Question
Port of entrance for poliomyelitis is (are)
Answer
-
only mucosa of nasopharynx
-
only intestinal mucosa
-
naso-pharyngeal and intestinal mucosa
-
intestinal mucosa and skin
Question 82
Question
The main route of transmission for S. dysenteriae is
Answer
-
person-to-person contact
-
water-borne
-
alimentary
-
blood-borne
Question 83
Question
Anthroponose infectious diseases are these with source of infection
Answer
-
animals
-
rodents
-
people
-
fleas
Question 84
Question
The rats may be source of infection for
Question 85
Question
Risk group for Crimean-Congo hemorrhagic fever are
Answer
-
seamen
-
alimentary workers
-
stockmen
-
building workers
Question 86
Question
The preparation for disinfection “perhydrol” (hydrogen peroxide 30%) is from the following chemical group
Answer
-
aldehydes
-
oxidizing agents
-
alcohols
-
phenols
Question 87
Question
Spores of microorganisms are destroyed by
Answer
-
chloramine
-
manusterol
-
sterilium
-
glutaraldehyde
Question 88
Question
Source of infection for hepatitis B are
Question 89
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 90
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 91
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 92
Question
Specific location of vibrio cholera is
Question 93
Question
Persons from risk groups, who are convalescent carriers of 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 94
Question
Re-immunization against pertussis in Bulgaria is done on
Answer
-
10 month
-
13 month
-
6 years
-
11 years
Question 95
Question
With disinfection we do destruction of
Question 96
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 97
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 98
Question
The air is main factor for infection transmission of
Answer
-
salmonellosis
-
leptospirosis
-
rubella
-
shigellosis
Question 99
Question
The protective titer of antibodies against rubella (reaction inhibition d’hemagglutination) is
Question 100
Question
As nosocomial infection may arise
Question 101
Question
The vaccine against poliomyelitis, used in Bulgaria, is
Answer
-
inactivated
-
toxoid
-
live
-
recombinant
Question 102
Question
Salmonella bacteria are excreted from the source of infection with
Answer
-
air sputters
-
blood
-
feces and urine
-
only with feces
Question 103
Question
Which of the following regiments is the right for the dry sterilizer
Answer
-
120 °С - 2 h
-
190 °С - 30 min
-
160 °С - 2 h
-
150 °С - 1 h
Question 104
Question
The preparation “glutaraldehyde” is used for
Question 105
Question
Viral hepatitis A is transmitted by the following mechanism
Question 106
Question
In autoclave can not be sterilized
Answer
-
metal instruments
-
cotton tampons
-
textiles
-
leather materials
Question 107
Question
The vaccine against diphtheria in Bulgaria is
Answer
-
live
-
inactivated
-
recombinant
-
toxoid
Question 108
Question
The alimentary products are factor for transmission of
Answer
-
rubella
-
varicella
-
tetanus
-
salmonellosis
Question 109
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 110
Question
Human Influenza viruses are divided on the following serotypes
Answer
-
А and В
-
А, В and С
-
А, В, С and D
-
А, В, С, D and Е
Question 111
Question
Secondary driving force of the epidemic process is
Question 112
Question
The preparation for disinfection “Hibiscrub” is used for
Question 113
Question
In Bulgaria the vaccine against tuberculosis is
Question 114
Question
The source of infection for scarlet fever is
Answer
-
sick animals
-
sick people
-
animals – carriers
-
people and animals
Question 115
Question
Poliomyelitis viruses are
Answer
-
one type
-
two types
-
three types
-
four types
Question 116
Question
AIDS is not transmitted by one of the following routes
Answer
-
blood-borne
-
sexual
-
vertical
-
person-to-person contact
Question 117
Question
The mechanism of transmission for varicella is
Question 118
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 119
Question
The usual concentration of chlorine is
Answer
-
3 % water solution
-
10 % water solution
-
1 % water solution
-
5 % water solution
Question 120
Question
The soil is a factor for transmission of
Answer
-
AIDS
-
Tetanus
-
Rubella
-
Salmonellosis
Question 121
Question
The alimentary products are factor for transmission of
Answer
-
Hepatitis B
-
AIDS
-
Botulism
-
Measles
Question 122
Question
The main route for infection transmission of Shigellosis Flexneri is
Answer
-
water-borne
-
person-to-person contact
-
blood-borne
-
alimentary
Question 123
Question
The route for infection transmission of hepatitis B is
Question 124
Question
When a carriage continues more than 6 months, it is named
Answer
-
acute
-
sub-acute
-
chronic
-
convalescent
Question 125
Question
The vaccine against scarlet fever is
Question 126
Question
The sources of infection for measles are
Question 127
Question
The sources of infection for enteroviral infections are
Question 128
Question
The incubation period for cholera is
Answer
-
10 days
-
20 days
-
5 days
-
1 day
Question 129
Question
The vaccine against pertussis is
Answer
-
live
-
inactivated
-
toxoid
-
acellular
Question 130
Question
In the environment HIV-virus is
Answer
-
highly resistant
-
non resistant
-
medium resistant
-
resistant for 10 days
Question 131
Question
The dispensary surveillance for hepatitis B is for
Answer
-
6 months
-
3 months
-
2 years
-
1 month
Question 132
Question
The diseased with varicella are isolated for
Answer
-
10 days
-
15 days
-
21 days
-
to the scab of the rash
Question 133
Question
The water is a factor for transmission of
Answer
-
Q-fever
-
Foot-and-mouth disease
-
Tetanus
-
Hepatitis A
Question 134
Question
The convalescent carriers of salmonellosis from risk groups are under dispensary surveillance for
Answer
-
1 month
-
3 months
-
6 months
-
1 year
Question 135
Question
Which is the right regimen for autoclave
Question 136
Question
The vaccine against influenza is
Answer
-
obligatory
-
recommended
-
not at all provided
-
routine
Question 137
Question
The dental consulting room is a risk place for
Question 138
Question
The surfaces are disinfected with
Answer
-
only rubbing
-
washing
-
rubbing and spraying
-
autoclave
Question 139
Question
Lints and cotton tampons are sterilized with
Answer
-
dry sterilizer
-
autoclave
-
ultraviolet rays
-
hibitan
Question 140
Question
Risk group for influenza are
Answer
-
healthcare workers
-
workers with foods
-
hunters
-
stockmen
Question 141
Question
The vaccine against tetanus is
Answer
-
live attenuated
-
toxoid
-
inactivated
-
recombinant
Question 142
Question
The isolation of a patient with shigellosis from risk group continues to
Question 143
Question
The vaccine against hepatitis B is
Answer
-
live attenuated
-
inactivated
-
recombinant
-
toxoid
Question 144
Question
The port of entrée for mumps is
Answer
-
intestinal mucosa
-
wounded skin
-
respiratory mucosa
-
the place of tick bite
Question 145
Question
The natural factor is with the greatest importance for the following
infections
Question 146
Question
Life-long carriage may be observed after
Answer
-
rubella
-
hepatitis B
-
hepatitis А
-
cholera
Question 147
Question
Primary driving force of the epidemic process is
Question 148
Question
The sources of infection for meningococcal infection are
Question 149
Question
Sources of infection for salmonellosis may be
Answer
-
infected people
-
infected fish
-
infected rodents
-
all of the three
Question 150
Question
The dental instruments are sterilized with
Answer
-
chlorine preparations
-
burning
-
preparations–oxidizers
-
autoclave
Question 151
Question
The sources of infection for cholera are
Question 152
Question
Primary driving force(s) of the epidemic process is (are)
Question 153
Question
Тhe mechanism of transmission of the infection takes place in
Answer
-
1 phase
-
2 phases
-
3 phases
-
4 phases
Question 154
Question
Аccording to the immunization calendar of Bulgaria, the hepatitis B vaccine is administered with
Answer
-
1 dose
-
2 doses
-
3 doses
-
4 doses
Question 155
Question
Nosocomial infections occur in
Question 156
Question
The source of infection for cholera is (are)
Answer
-
infected people
-
contaminated water
-
contaminated food
-
all three
Question 157
Question
Diphtheria may be transmitted by the following mechanism
Answer
-
air-borne mechanism
-
person-to-person contact
-
alimentary
-
all three
Question 158
Question
Source of infection for measles may be
Question 159
Question
The vertical transmission is not possible for
Answer
-
varicella
-
rubella
-
measles
-
hepatitis B
Question 160
Question
Spermatogenesis can be impaired in
Answer
-
rubella
-
measles
-
mumps
-
rubella and mumps
Question 161
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 162
Question
Meningococcal infection is transmitted by
Answer
-
blood transfusion
-
air-borne mechanism
-
vertical mechanism
-
all three
Question 163
Question
Hepatitis E virus is with
Answer
-
1 genotype
-
2 genotypes
-
3 genotypes
-
4 genotypes
Question 164
Question
ECHO- and Coxsckie- viruses may be transmitted by
Question 165
Question
Source of infection for HIV/AIDS may be
Answer
-
infected people
-
infected monkeys
-
infected bats
-
all three