Bactp PQ Flashcards
- Which antibiotics have narrow spectrum?
A. tetracyclin
B. chloramphenicol
C. nitrofurantoin
D. rifampicin
D. rifampicin
- Belongs to the Procaryotes
A. Onlybacteria(Eubacteria)
B. Bacteria(Eubacteria)andArchea
C. Bacteria(Eubacteria)andArcheaandsinglecellFungi
D. Bacteria (Eubacteria) and Archea and single cell Fungi and Protozoa
B. Bacteria(Eubacteria)andArchea
- Which bacteria produces antibiotics?
A. Bacillus licheniformis
B. Streptomyces fradiae
C. Saccharopolyspora erythraea
D. All of them
D. All of them
- Which disinfectant is not inhibited by organic materials?
A. Lugol solution
B. NaOCl
C. Chloramine-B
D. All of them are inhibited
A. Lugol solution
- Which content can be found in the highest proportion in a bacterial dry material?
A. carbohydrates
B. pepides
C. minerals
D. lipids, waxes
A. Carbohydrates
- Which principle of antibiotic therapy is NOT correct?
A. Correct dosage
B. If there is any possibility of bacterial infection, use immediately the most effective antibiotic
C. tissue concentration must exceeds effective concentration in the site of infection
D. correct treatment time
B. If there is any possibility of bacterial infection, use immediately the most effective antibiotic
- Role of common fimbriae:
A. Tranfer of genital information (conjugation)
B. Adhesion to different surfaces
C. Helping the motility
D. protection against bacteriophages
B. Adhesion to different surfaces
- What is/are true for the typhoid and paratyphoid?
A. Only the seriousness is different in two cases
B. Different species can cause both in humans and animals the two different type of diseases.
C. Typhoid is the human disease name and paratyphoid is the animal disease name
D. None of them
B. Different species can cause both in humans and animals the two different type of diseases.
- Which bacteria are capnophile?
A. Bacillus anthracis, enterococcus faecalis
B. Mycobacterium tuberculosis, burkholderia mallei
C. Brucella abortus, histophilus somni
D. Rhodocossus equi, trueperella pyrogens
C. Brucella abortus, histophilus somni
- What is the role of F plasmid?
A. Helps the division of the bacterium
B. Controls the conjugation
C. Accelerates the metabolism of the bacterium
D. helps the defense of the bacterium against environmental challenges
B. Controls the conjugation
- Which antibiotics inhibit DNA synthesis, by inhibiting the synthesis of folic acid?
A. chloramphenicol, florfenicol
B. Sulphametoxazole, trimethorpim
C. Clindamycin, lincomycin
D. nitrofurantoin
B. Sulphametoxazole, trimethorpim
- Which antibiotic is bacteriocidal?
A. macrolides
B. aminoglycosides
C. sulfonamides
D. chloramphenicol, florfenicol
B. aminoglycosides
- Which statement is true about the gram staining?
A. We use 96% ethanol to extract fuchsin form gram + bacteria
B. We cannot stain the gram - bacteria with fuchsin, because they were stained by crystal violet and lugol’s iodine soultions before
C. Gram - bacteria loose their crystal violet and lugol’s iodine stained color during the process
D. In case of gram - bacteria, we use crystal violet and lugol’s iodine as counter staining.
C. Gram - bacteria loose their crystal violet and lugol’s iodine stained color during the process
- What is the mode of action of cationic detergents?
A. oxidation, cell wall and protein damage
B. reduction, alkylation
C. increased permeability, reaction with lipids, cytoplasm membrane damage
D. enzyme inactivation
C. increased permeability, reaction with lipids, cytoplasm membrane damage
- Which one is/are true for the mycoplasma genus?
A. they are the largest free-living microorganisms in the world
B. they do not have a cell wall
C. they live only in animals
D. all of the three are true
B. they do not have a cell wall
- Which energy yielding mechanism do not have the eukaryotes?
A. Fermentation
B. Aerobic respiration
C. Anaerobic respiration
D. photosynthesis
A. Fermentation
- Which is not a name of a group of bacteria?
A. Sarcina
B. Spirillum
C. Pallisade
D. bunch of grapes
D. bunch of grapes
- Which antibiotics resistance test cannot result in minimal inhibitory concentration (MIC) values?
A. Disc diffusion method
B. broth dilution method
C. E-test
D. neither test can result MIC
A. Disc diffusion method
- Which statements is/are true?
A. catalase positive campylobacter species are facultative pathogens
B. campylobacter species are microaerophils
C. catalase negative campylobacter species are saprophytes
D. all of the three are true
D. all of the three are true
- Bacteria cell wall
A. Essential cell component, every bacterial genus has it
B. Essential cell component, but not every bacterial genus has it
C. Non.essential cell component, every bacteria genus has it
D. Non-essential cell component, and not every bacteria has it
B. Essential cell component, but not every bacterial genus has it
- The origin of antibiotics resistance is…
A. Innate
B. Acquired
C. Can be both
D. neither
C. Can be both
- Which factors are involved in the high resistance of bacterial spores?
A. Layered structure
B. Dehydration
C. negligible metabolism
D. All of them
A. Layered structure
- Which amino acid is the base of indole production?
A. Glutamic acid
B. Methionin
C. Valine
D. Tryptophan
D. Tryptophan
- Stains of the Gram staining
A. Crystal violet, lugol’s iodine, methylene-blue
B. Methylene-blue, lugol’s iodine, carbol-fuchsin
C. Toluidine-blue, lugol’s iodine, crystal violet
D. Crystal violet, lugol’s iodine, fuchsin
D. Crystal violet, lugol’s iodine, fuchsin