Epidemiology MCQs Final- 5th Year PMU

Beschreibung

Medicine Infectious Diseases, Epidemiology, Parasitology & Tropical Quiz am Epidemiology MCQs Final- 5th Year PMU, erstellt von Med Student am 05/06/2020.
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11

Zusammenfassung der Ressource

Frage 1

Frage
No subclinical infections is present in
Antworten
  • Polio
  • Mumps
  • Chicken Pox
  • Hepatitis A

Frage 2

Frage
The typical form for polio
Antworten
  • Inapparent
  • Abortive
  • Non-abortive
  • Paralytic

Frage 3

Frage
Which of the following is the most dangerous transmission of plague
Antworten
  • Blocked Flea
  • Partial Flea
  • Both
  • Unblocked Flea

Frage 4

Frage
All of the following are transmitted by Aedes aegypti EXCEPT
Antworten
  • Dengue hemorrhagic fever
  • Chikungunya fever
  • Rift valley fever
  • Japanese encephalitis

Frage 5

Frage
Tetanus can be prevented by which of the following
Antworten
  • Active immunization with tetanus toxoid every 5-10 years
  • Unproper treatment of contaminated wounds
  • Consider passive immunization with hyperimmune globulin
  • All of the following

Frage 6

Frage
Which of the following situations represents the best example of passive immunity
Antworten
  • 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

Frage 7

Frage
Hand hygiene is a vital part of Infection Control because
Antworten
  • 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

Frage 8

Frage
Vaccines are available for all of the following EXCEPT
Antworten
  • Hepatitis A
  • Hepatitis B
  • Hepatitis C
  • Tetanus
  • Measles

Frage 9

Frage
Rat flea is a vector for all of the following diseases except
Antworten
  • Endemic typhus
  • Plagues
  • Leptospirosis
  • Epidemic Typhus

Frage 10

Frage
Koplik spots are pathognomic of
Antworten
  • Mumps
  • Measles
  • Diptheria
  • Typhoid

Frage 11

Frage
Basic cycle of Epidemic of Bubonic Plague (Orissa 2003)
Antworten
  • Commensal rat - Rat fleas - Man
  • Wild rats - Flea - man
  • Wild rodents - Man
  • Man - Man

Frage 12

Frage
The highest efficiency of transmission of AIDS is seen in
Antworten
  • Infected mother to child
  • Heterosexual transmission
  • Intravenous drug users
  • Contaminated drug abusers

Frage 13

Frage
Which dose of cell culture vaccine is used as pre-exposure prophylaxis of rabies
Antworten
  • Single Dose
  • 5 doses
  • 7 doses
  • 3 doses

Frage 14

Frage
An attenuated vaccine is composed of
Antworten
  • killed microorganisms
  • living weakened microorganism
  • inactivated bacterial toxins
  • purified macromolecules
  • recombinant vectors

Frage 15

Frage
The term bacteriostatic means
Antworten
  • living
  • dead
  • inhibits microbial growth and leaves residual film
  • kills microbes

Frage 16

Frage
Immunocompromised patients are targeted by
Antworten
  • parasite
  • opportunistic microorganism
  • pathogen
  • flagellum

Frage 17

Frage
Causative organism for bubonic plague is
Antworten
  • Yersinia pestis
  • Xenopsylla cheopis
  • Xenopsylla astia
  • rattus rattus

Frage 18

Frage
No subclinical cases are seen in
Antworten
  • Rabies
  • AIDS
  • Polio
  • Cholera

Frage 19

Frage
The most effective concentration of alchohol is
Antworten
  • 30%
  • 50%
  • 70%
  • 90%

Frage 20

Frage
A vaccine that contains parts of virus is called
Antworten
  • Subcellular
  • Subunit
  • Recombinant

Frage 21

Frage
The process of destroying all microorganisms, including spores is known as
Antworten
  • asepsis
  • sterilization
  • sepsis

Frage 22

Frage
The usual incubation period of Pertussis is
Antworten
  • 7-14 days
  • 3-5 days
  • 21 - 25 days

Frage 23

Frage
Isolation is not carried in one of the following
Antworten
  • Plague
  • Cholera
  • AIDS
  • Chickenpox

Frage 24

Frage
Which of the following is true of Chicken pox
Antworten
  • Virus is not found in scabs
  • Virus can be grown on chick embryo
  • Caused by RNA virus
  • Does not cross the placental barrier

Frage 25

Frage
Herd immunity is not important in
Antworten
  • Tetanus
  • Pertussis
  • Diptheria
  • All

Frage 26

Frage
Maternal antibodies are not protective in
Antworten
  • Tetanus
  • Diptheria
  • Pertussis
  • All

Frage 27

Frage
Infectivity of chickenpox is seen up to
Antworten
  • As long as patient has fever
  • 3 days after the appearance of rash
  • Till the scab falls

Frage 28

Frage
Risk of the damage of fetus by maternal rubella is maximum if mother gets infected in
Antworten
  • 6-12 weeks of pregnancy
  • 20-24 weeks of pregnancy
  • 24-28 weeks of pregnancy

Frage 29

Frage
Both active and passive vaccination can be given together in all EXCEPT
Antworten
  • Diptheria
  • Tetanus
  • Rabies
  • Hepatitis A

Frage 30

Frage
Immunisation against pertussis is carried out on
Antworten
  • 2 months
  • 3 months
  • 2 & 3 months
  • 2, 3 & 4 months

Frage 31

Frage
Source of infection can be
Antworten
  • a person
  • water
  • food
  • contaminated food

Frage 32

Frage
The vaccine against polio is
Antworten
  • killed
  • anatoxin
  • live
  • recombinant

Frage 33

Frage
Water is a factor of transmission
Antworten
  • fever
  • shigellosis
  • hepatitis b
  • ornithosis

Frage 34

Frage
In Greece dengue
Antworten
  • has not been registered
  • is registered with over 25,000 diseased
  • only sporadic cases
  • is a topic of discussion

Frage 35

Frage
The salmonella bacteria are transmitted from the source of infection by
Antworten
  • speech
  • blood
  • urine and feces
  • only through feces

Frage 36

Frage
Specific vectors of Q fevers are
Antworten
  • body lice
  • human fleas
  • mosquitos
  • ticks

Frage 37

Frage
Smallpox (variolla) is an infection that is
Antworten
  • eradicated
  • eliminated
  • reduced
  • soon to be eracticated

Frage 38

Frage
Source of infection of ECHO and Coxsackie virus infections are
Antworten
  • only sick people
  • only sick animals
  • people sick or carriers
  • sick people and animals

Frage 39

Frage
The contacts of people suffering from varicella that are under 7 y.o. gets monitored for
Antworten
  • 5 days
  • 10 days
  • 14 days
  • 21 days

Frage 40

Frage
Citizens arriving from countries infected with Cholera are observation
Antworten
  • 5 days
  • 7 days
  • 10 days
  • 20 days

Frage 41

Frage
Vector of Dengue is
Antworten
  • Pediculus vestiment
  • Aedes aegypti
  • Ixodes
  • Anopheles

Frage 42

Frage
Source of infection of Tularemia
Antworten
  • Sick man
  • Sick animals
  • Man contaminants
  • Sick men and animals

Frage 43

Frage
Colienteritis are characterized by
Antworten
  • summer season
  • autumn season
  • no seasonality
  • winter seasonal

Frage 44

Frage
It is recommended influenza immunization to be done
Antworten
  • august
  • october
  • announcing the flu epidemic
  • all year round

Frage 45

Frage
Effective immunoprophylaxis against Japanese encephalitis is carried out with
Antworten
  • killed vaccine
  • associated vaccine
  • live vaccine
  • no vaccine

Frage 46

Frage
The incubation period for Salmenolloisis most often is
Antworten
  • from 10-20 days
  • 5 to 10 days
  • from 1-3 days
  • 1 month

Frage 47

Frage
In collective quarantine in case of Scarlet fever is
Antworten
  • 5 days
  • 14 days
  • 7 days
  • 21 days

Frage 48

Frage
Tetanus classified
Antworten
  • respiratory infection
  • roof infection
  • blood infection
  • intestinal infection

Frage 49

Frage
The least toxic insectoides are
Antworten
  • carbamates
  • cholorganic
  • phosphorous organic
  • pyrethroids

Frage 50

Frage
Mechanism of transmission of cholera
Antworten
  • air droplet
  • fecal oral
  • transmissive
  • roofing

Frage 51

Frage
Suffered from Typhus abdominalis are dispensaries for
Antworten
  • 3 months
  • 6 months
  • 10 months
  • 1 year

Frage 52

Frage
Major source of contamination in Brucellosis are
Antworten
  • rodents
  • domestic animals (sheep, cows, goats)
  • wild animal
  • people

Frage 53

Frage
Immunization against Rubella is carried out on
Antworten
  • 4 months
  • 13 months
  • 24 months
  • it is not obligatory and applies only desire regardless of age

Frage 54

Frage
The most common form of meningococcal infection is
Antworten
  • meningococcal nasopharagitis
  • meningococcal tonsilitis
  • meningococcal meningitis
  • healthy meningococcal infection

Frage 55

Frage
Entrance door with Scarlet fever is
Antworten
  • damage skin
  • visible mucous membranes
  • mucous membrane of URT
  • backpack formed by blood-sucking insects

Frage 56

Frage
Ticks are specific carriers of
Antworten
  • Febris flava
  • Lyme Borieliosis
  • Dengue
  • Plague

Frage 57

Frage
For hygienic hand disinfection apply
Antworten
  • Bleach
  • Chlorine
  • Perhydol
  • Manusterol

Frage 58

Frage
Objects from the external environment are factors of transmission in
Antworten
  • blood borne way
  • contact bit way
  • water way
  • sexual way

Frage 59

Frage
The most wide spread of febris flava is in
Antworten
  • Africa
  • Asia
  • Europe
  • Eurasia

Frage 60

Frage
Reservoir for Marseille fever is [blank_start]Rhipicephalus sanguineus (Dog Tick)[blank_end]
Antworten
  • Rhipicephalus sanguineus (Dog Tick)

Frage 61

Frage
The main factor for transmission of cholera is
Antworten
  • air
  • water
  • soil
  • alimentary products

Frage 62

Frage
The object of the epidemiology of infectious diseases is
Antworten
  • infectious process
  • epidemic process
  • source of infection
  • social factor

Frage 63

Frage
Source of infection for the infectious diseases may be
Antworten
  • people
  • mosquito
  • flea
  • all the three above

Frage 64

Frage
The preparation for disinfection “Hibitan” is from the group
Antworten
  • alcohols
  • biguanides
  • chlorine-containing
  • oxydizers

Frage 65

Frage
The leading factor(s) for distribution of nosocomial infections is (are)
Antworten
  • hands of healthcare workers
  • mosquitoes
  • air
  • blood products

Frage 66

Frage
The re-immunization against measles in Bulgaria is on
Antworten
  • 7 years
  • 11 years
  • 12 years
  • 17 years

Frage 67

Frage
The etiology agent of scarlet fever is
Antworten
  • virus
  • rickettsia
  • chlamydia
  • bacteria

Frage 68

Frage
The source of infection for AIDS are
Antworten
  • birds
  • people
  • monkeys
  • people and monkeys

Frage 69

Frage
What is the mechanism of transmission for salmonellosis
Antworten
  • air-borne
  • fecal-oral
  • by insects
  • of the external envelopes

Frage 70

Frage
The dispensary surveillance for hepatitis A is
Antworten
  • 1 month
  • 3 months
  • 12 months
  • 24 months

Frage 71

Frage
Source of infection for shigellosis are
Antworten
  • animals
  • people and animals
  • people
  • birds

Frage 72

Frage
The contacts of an ill with hepatitis A are under medical surveillance for
Antworten
  • 7 days
  • 15 days
  • 20 days
  • 45 days

Frage 73

Frage
The re-immunization against tuberculosis in Bulgaria is on
Antworten
  • 5 years
  • 7 years
  • 15 years
  • 20 years

Frage 74

Frage
The etiology agent of measles is
Antworten
  • virus
  • bacteria
  • chlamydia
  • spirochete

Frage 75

Frage
The source of infection for meningococcal infection is
Antworten
  • the ill man only
  • sick animals only
  • the man – as sick or carrier
  • sick people and animals

Frage 76

Frage
The re-immunizations against poliomyelitis in Bulgaria are on
Antworten
  • 13 month, 24 month, 11 years
  • 16 months and 6 years
  • 24 months, 7 years, 11 years
  • 24 months, 7 years, 12 years

Frage 77

Frage
The artificially acquired active immunity is created after
Antworten
  • application of a vaccine
  • application of serum
  • suffering from some disease
  • transmitted from mother to baby

Frage 78

Frage
Secondary driving force of the epidemic process is
Antworten
  • the etiology agent
  • the susceptibility of the population
  • the social factor
  • the mechanism of transmission

Frage 79

Frage
The epidemiology of the infectious diseases studies
Antworten
  • viral hepatitis
  • hypertonia
  • ulcer
  • echinococcus

Frage 80

Frage
Chemical sterilization may be done with
Antworten
  • chloramine
  • manusterol
  • ethylene oxyde
  • natrium hypochloridi

Frage 81

Frage
Port of entrance for poliomyelitis is (are)
Antworten
  • only mucosa of nasopharynx
  • only intestinal mucosa
  • naso-pharyngeal and intestinal mucosa
  • intestinal mucosa and skin

Frage 82

Frage
The main route of transmission for S. dysenteriae is
Antworten
  • person-to-person contact
  • water-borne
  • alimentary
  • blood-borne

Frage 83

Frage
Anthroponose infectious diseases are these with source of infection
Antworten
  • animals
  • rodents
  • people
  • fleas

Frage 84

Frage
The rats may be source of infection for
Antworten
  • viral hepatitis
  • salmonellosis
  • cholera
  • cholera and salmonellosis

Frage 85

Frage
Risk group for Crimean-Congo hemorrhagic fever are
Antworten
  • seamen
  • alimentary workers
  • stockmen
  • building workers

Frage 86

Frage
The preparation for disinfection “perhydrol” (hydrogen peroxide 30%) is from the following chemical group
Antworten
  • aldehydes
  • oxidizing agents
  • alcohols
  • phenols

Frage 87

Frage
Spores of microorganisms are destroyed by
Antworten
  • chloramine
  • manusterol
  • sterilium
  • glutaraldehyde

Frage 88

Frage
Source of infection for hepatitis B are
Antworten
  • diseased animals
  • only diseased people
  • diseased people and carriers
  • animals and people

Frage 89

Frage
It is recommended the immunization against influenza to be done
Antworten
  • 2 times in the year
  • every year
  • 1 time for five years
  • 1 time for three years

Frage 90

Frage
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
Antworten
  • 5 days
  • 9 days
  • 14 days
  • 20 days

Frage 91

Frage
After wounding it is applied
Antworten
  • 0.5 ml tetanus toxoid
  • 1 ml tetanus toxoid
  • 0.1 ml tetanus toxoid
  • 2 ml tetanus toxoid

Frage 92

Frage
Specific location of vibrio cholera is
Antworten
  • mouth
  • mucosa of small intestine
  • stomach
  • mucosa of large intestine

Frage 93

Frage
Persons from risk groups, who are convalescent carriers of salmonellosis, are allowed to work after
Antworten
  • 7 days and 2 (-) results
  • 15 days and 2 (-) results
  • 15 days and 3 (-) results
  • 20 days and 3 (-) results

Frage 94

Frage
Re-immunization against pertussis in Bulgaria is done on
Antworten
  • 10 month
  • 13 month
  • 6 years
  • 11 years

Frage 95

Frage
With disinfection we do destruction of
Antworten
  • pathogenic microorganisms
  • spores
  • vegetative forms and spores
  • non of the three

Frage 96

Frage
The definition for epidemic process is
Antworten
  • 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

Frage 97

Frage
The epidemic measures against the contact children to measles, less than 7 years, who have not passed the disease and are not immunized, are
Antworten
  • 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

Frage 98

Frage
The air is main factor for infection transmission of
Antworten
  • salmonellosis
  • leptospirosis
  • rubella
  • shigellosis

Frage 99

Frage
The protective titer of antibodies against rubella (reaction inhibition d’hemagglutination) is
Antworten
  • 1:4
  • 1:8
  • 1:16
  • 1:32

Frage 100

Frage
As nosocomial infection may arise
Antworten
  • Hemorrhagic fever with renal syndrome
  • Botulism
  • Crimean-Congo hemorrhagic fever
  • Rabies

Frage 101

Frage
The vaccine against poliomyelitis, used in Bulgaria, is
Antworten
  • inactivated
  • toxoid
  • live
  • recombinant

Frage 102

Frage
Salmonella bacteria are excreted from the source of infection with
Antworten
  • air sputters
  • blood
  • feces and urine
  • only with feces

Frage 103

Frage
Which of the following regiments is the right for the dry sterilizer
Antworten
  • 120 °С - 2 h
  • 190 °С - 30 min
  • 160 °С - 2 h
  • 150 °С - 1 h

Frage 104

Frage
The preparation “glutaraldehyde” is used for
Antworten
  • sanitation of objects
  • sanitation of hands
  • only for disinfection
  • disinfection and sterilization

Frage 105

Frage
Viral hepatitis A is transmitted by the following mechanism
Antworten
  • air-borne
  • of the external envelopes
  • vector-borne
  • fecal-oral

Frage 106

Frage
In autoclave can not be sterilized
Antworten
  • metal instruments
  • cotton tampons
  • textiles
  • leather materials

Frage 107

Frage
The vaccine against diphtheria in Bulgaria is
Antworten
  • live
  • inactivated
  • recombinant
  • toxoid

Frage 108

Frage
The alimentary products are factor for transmission of
Antworten
  • rubella
  • varicella
  • tetanus
  • salmonellosis

Frage 109

Frage
The diseased with diphtheria are discharged after the following negative results from the microbiological test for carriage
Antworten
  • 1 (-) test
  • 2 (-) tests
  • 3 (-) tests
  • 4 (-) tests

Frage 110

Frage
Human Influenza viruses are divided on the following serotypes
Antworten
  • А and В
  • А, В and С
  • А, В, С and D
  • А, В, С, D and Е

Frage 111

Frage
Secondary driving force of the epidemic process is
Antworten
  • the etiology agent of the disease
  • the natural factor
  • the susceptibility of the population
  • the source of infection

Frage 112

Frage
The preparation for disinfection “Hibiscrub” is used for
Antworten
  • surgical disinfection of the hands
  • utensils
  • surfaces
  • instruments

Frage 113

Frage
In Bulgaria the vaccine against tuberculosis is
Antworten
  • recommended
  • routine
  • there isn’t effective vaccine
  • forbidden for use

Frage 114

Frage
The source of infection for scarlet fever is
Antworten
  • sick animals
  • sick people
  • animals – carriers
  • people and animals

Frage 115

Frage
Poliomyelitis viruses are
Antworten
  • one type
  • two types
  • three types
  • four types

Frage 116

Frage
AIDS is not transmitted by one of the following routes
Antworten
  • blood-borne
  • sexual
  • vertical
  • person-to-person contact

Frage 117

Frage
The mechanism of transmission for varicella is
Antworten
  • fecal-oral
  • air-borne
  • vector-borne
  • of the external envelopes

Frage 118

Frage
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
Antworten
  • surveillance for 7 days
  • surveillance for 17 days
  • immunization and surveillance for 17 days
  • immune-globulin and surveillance for 10 days

Frage 119

Frage
The usual concentration of chlorine is
Antworten
  • 3 % water solution
  • 10 % water solution
  • 1 % water solution
  • 5 % water solution

Frage 120

Frage
The soil is a factor for transmission of
Antworten
  • AIDS
  • Tetanus
  • Rubella
  • Salmonellosis

Frage 121

Frage
The alimentary products are factor for transmission of
Antworten
  • Hepatitis B
  • AIDS
  • Botulism
  • Measles

Frage 122

Frage
The main route for infection transmission of Shigellosis Flexneri is
Antworten
  • water-borne
  • person-to-person contact
  • blood-borne
  • alimentary

Frage 123

Frage
The route for infection transmission of hepatitis B is
Antworten
  • sexual
  • vertical
  • parenteral
  • all the three are possible

Frage 124

Frage
When a carriage continues more than 6 months, it is named
Antworten
  • acute
  • sub-acute
  • chronic
  • convalescent

Frage 125

Frage
The vaccine against scarlet fever is
Antworten
  • live
  • inactivated
  • toxoid
  • there is not effective vaccine for the moment

Frage 126

Frage
The sources of infection for measles are
Antworten
  • diseased people
  • people - carriers
  • diseased animals
  • all of the three mentioned

Frage 127

Frage
The sources of infection for enteroviral infections are
Antworten
  • diseased animals
  • animals - carriers
  • only diseased people
  • people – diseased and carriers

Frage 128

Frage
The incubation period for cholera is
Antworten
  • 10 days
  • 20 days
  • 5 days
  • 1 day

Frage 129

Frage
The vaccine against pertussis is
Antworten
  • live
  • inactivated
  • toxoid
  • acellular

Frage 130

Frage
In the environment HIV-virus is
Antworten
  • highly resistant
  • non resistant
  • medium resistant
  • resistant for 10 days

Frage 131

Frage
The dispensary surveillance for hepatitis B is for
Antworten
  • 6 months
  • 3 months
  • 2 years
  • 1 month

Frage 132

Frage
The diseased with varicella are isolated for
Antworten
  • 10 days
  • 15 days
  • 21 days
  • to the scab of the rash

Frage 133

Frage
The water is a factor for transmission of
Antworten
  • Q-fever
  • Foot-and-mouth disease
  • Tetanus
  • Hepatitis A

Frage 134

Frage
The convalescent carriers of salmonellosis from risk groups are under dispensary surveillance for
Antworten
  • 1 month
  • 3 months
  • 6 months
  • 1 year

Frage 135

Frage
Which is the right regimen for autoclave
Antworten
  • 121 °С (1 atm) - 30 min
  • 150 °С - 2 atm. - 20 min
  • 145 °С - 2 atm. - 15 min
  • 110 °С - 0.5 atm. - 30 min

Frage 136

Frage
The vaccine against influenza is
Antworten
  • obligatory
  • recommended
  • not at all provided
  • routine

Frage 137

Frage
The dental consulting room is a risk place for
Antworten
  • Viral hepatitis B, C and HIV
  • Rabies
  • Lyme disease
  • Tularemia

Frage 138

Frage
The surfaces are disinfected with
Antworten
  • only rubbing
  • washing
  • rubbing and spraying
  • autoclave

Frage 139

Frage
Lints and cotton tampons are sterilized with
Antworten
  • dry sterilizer
  • autoclave
  • ultraviolet rays
  • hibitan

Frage 140

Frage
Risk group for influenza are
Antworten
  • healthcare workers
  • workers with foods
  • hunters
  • stockmen

Frage 141

Frage
The vaccine against tetanus is
Antworten
  • live attenuated
  • toxoid
  • inactivated
  • recombinant

Frage 142

Frage
The isolation of a patient with shigellosis from risk group continues to
Antworten
  • one
  • two
  • three
  • four (-) results from the microbiological test

Frage 143

Frage
The vaccine against hepatitis B is
Antworten
  • live attenuated
  • inactivated
  • recombinant
  • toxoid

Frage 144

Frage
The port of entrée for mumps is
Antworten
  • intestinal mucosa
  • wounded skin
  • respiratory mucosa
  • the place of tick bite

Frage 145

Frage
The natural factor is with the greatest importance for the following infections
Antworten
  • air-borne
  • intestinal
  • vector-borne
  • of the external envelopes

Frage 146

Frage
Life-long carriage may be observed after
Antworten
  • rubella
  • hepatitis B
  • hepatitis А
  • cholera

Frage 147

Frage
Primary driving force of the epidemic process is
Antworten
  • social factor
  • natural factor
  • source of infection
  • migration of the population

Frage 148

Frage
The sources of infection for meningococcal infection are
Antworten
  • birds
  • only diseased people
  • domestic animals
  • people – diseased and carriers

Frage 149

Frage
Sources of infection for salmonellosis may be
Antworten
  • infected people
  • infected fish
  • infected rodents
  • all of the three

Frage 150

Frage
The dental instruments are sterilized with
Antworten
  • chlorine preparations
  • burning
  • preparations–oxidizers
  • autoclave

Frage 151

Frage
The sources of infection for cholera are
Antworten
  • only diseased people
  • diseased animals
  • animals – carriers
  • people – diseased and carriers

Frage 152

Frage
Primary driving force(s) of the epidemic process is (are)
Antworten
  • people
  • animals
  • mechanism of infection transmission
  • all the three

Frage 153

Frage
Тhe mechanism of transmission of the infection takes place in
Antworten
  • 1 phase
  • 2 phases
  • 3 phases
  • 4 phases

Frage 154

Frage
Аccording to the immunization calendar of Bulgaria, the hepatitis B vaccine is administered with
Antworten
  • 1 dose
  • 2 doses
  • 3 doses
  • 4 doses

Frage 155

Frage
Nosocomial infections occur in
Antworten
  • patients in outpatient care
  • hospitalized patients
  • prophylactic examinations
  • all the three

Frage 156

Frage
The source of infection for cholera is (are)
Antworten
  • infected people
  • contaminated water
  • contaminated food
  • all three

Frage 157

Frage
Diphtheria may be transmitted by the following mechanism
Antworten
  • air-borne mechanism
  • person-to-person contact
  • alimentary
  • all three

Frage 158

Frage
Source of infection for measles may be
Antworten
  • only ill people
  • people – ill and carriers
  • infected air
  • infected people and animals

Frage 159

Frage
The vertical transmission is not possible for
Antworten
  • varicella
  • rubella
  • measles
  • hepatitis B

Frage 160

Frage
Spermatogenesis can be impaired in
Antworten
  • rubella
  • measles
  • mumps
  • rubella and mumps

Frage 161

Frage
Which of the vaccines is not included in the immunization calendar of Bulgaria
Antworten
  • against tuberculosis
  • against hepatitis B
  • against hepatitis A
  • against pertussis

Frage 162

Frage
Meningococcal infection is transmitted by
Antworten
  • blood transfusion
  • air-borne mechanism
  • vertical mechanism
  • all three

Frage 163

Frage
Hepatitis E virus is with
Antworten
  • 1 genotype
  • 2 genotypes
  • 3 genotypes
  • 4 genotypes

Frage 164

Frage
ECHO- and Coxsckie- viruses may be transmitted by
Antworten
  • vertically
  • air-borne mechanism
  • fecal-oral mechanism
  • air-borne and fecal-oral mechanism

Frage 165

Frage
Source of infection for HIV/AIDS may be
Antworten
  • infected people
  • infected monkeys
  • infected bats
  • all three
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