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Streptococcus, staphylococcus

Total questions: 36

Worksheet time: 18mins

Name
Class
Date
1.

Gram-positive bacteria include:

a)

staphylococci

b)

gonococci

c)

enterococci

d)

meningococci

e)

streptococci

2.

Staphylococci belong to the family:

a)

Vibrionaceae

b)

Staphylococcaceae

c)

Pseudomonadaceae

d)

Bacillaceae

e)

Streptococcaceae

3.

S. aureus belongs to the genus:

a)

Spirillum

b)

Streptococcus

c)

Staphylococcus

d)

Shigella

e)

Salmonella

4.

Staphylococci include the following types:

a)

S. sonnei

b)

S. typhi

c)

S. aureus

d)

S. flexneri

e)

S. saprophyticus

5.

Staphylococci are:

a)

gram-negative diplococci

b)

gram-positive diplococci

c)

gram-positive cocci in the form of a bunch of grapes

d)

gram-negative rods

e)

gram-positive rods

6.

Characteristic signs of staphylococci:

a)

gram-negative cocci

b)

gram-positive cocci

c)

motionless bacteria

d)

strict anaerobes

e)

facultative anaerobes

7.

The signs common to staphylococci and streptococci include:

a)

don’t spore formation

b)

the presence of cytochromes

c)

catalase activity

d)

spherical shape of cells

e)

positive Gram stain.

8.

The following symptoms are characteristic of S. saprophyticus:

a)

the presence of a DNA enzyme

b)

ability to break down sucrose

c)

the presence of plasmocoagulase

d)

the presence of phosphatase

e)

ability to hemolysis

9.

The main component of the cell wall of staphylococci is:

a)

mycolic acids

b)

peptidoglycan

c)

lipids

d)

lipopolysaccharide

e)

chitin

10.

The elective medium for staphylococci is:

a)

Ploskoreva culture medium

b)

Endo culture medium

c)

Levin culture medium

d)

yolk-salt agar

e)

bismuth sulphite agar

11.

The selective medium for staphylococci is:

a)

meat-peptone agar

b)

yolk-salt agar

c)

alkaline agar

d)

bismuth sulfite agar

e)

Endo culture medium

12.

Culture media to identify pathogenetically significant signs of S. aureus:

a)

Endo culture medium

b)

yolk-salt agar

c)

blood agar

d)

meat-peptone agar

e)

agar Levin

13.

Characteristic for Staphylococcus aureus:

a)

gram negative rod

b)

gram-positive rod

c)

formation of hemolysis zones on blood agar

d)

gram positive cocci

e)

the absence of hemolysis zones on blood agar

14.

Streptococci belong to the family:

a)

Vibrionaceae

b)

Staphylococcaceae

c)

Pseudomonadaceae

d)

Bacillaceae

e)

Streptococcaceae

15.

S. pyogenes belongs to the genus:

a)

Staphylococcus

b)

Streptococcus

c)

Shigella

d)

Salmonella

e)

Spirillum

16.

Pathogens belong to the genus Streptococcus:

a)

dysentery

b)

diphtheria

c)

scarlet fever

d)

tonsils

e)

tuberculosis

17.

Streptococcus is:

a)

gram-negative diplococci

b)

gram-positive tetracocci

c)

gram-positive cocci in the form of a bunch of grapes

d)

gram-negative cocci

e)

gram-positive cocci located in a chain

18.

The main component of the cell wall of streptococci is:

a)

mycolic acids

b)

lipopolysaccharide

c)

peptidoglycan

d)

phospholipid

e)

ergosterol

19.

Streptococci are divided into serogroups according to the following components:

a)

teichoic acids

b)

cell wall polysaccharides

c)

peptidoglycan

d)

capsule antigens

e)

M-protein

20.

For intraspecific differentiation of streptococci use:

a)

morphological signs

b)

hemolytic activity

c)

serological research

d)

biochemical activity

e)

tinctorial characteristic

21.

S. pyogenes is characterized by:

a)

belongs to group A

b)

obligate anaerobic

c)

is a representative of normal microbiota

d)

causes beta hemolysis

22.

The following antigens are found in streptococci:

a)

protein M

b)

Vi antigen

c)

K antigen

d)

protein A

e)

H-antigen

23.

For the cultivation of streptococci used:

a)

bismuth sulfite agar

b)

blood agar

c)

serum agar

d)

Endo culture medium

e)

Levin culture medium

24.

The environment for determining the hemolytic properties of streptococci:

a)

meat-peptone agar

b)

agar with 5% blood

c)

bismuth sulfite agar

d)

serum agar

e)

yolk-salt agar

25.

Alpha hemolytic streptococci on blood agar form:

a)

colonies surrounded by a transparent, colorless hemolysis zone

b)

colonies surrounded by a green hemolysis zone

c)

colonies of dark red color with a metallic sheen

d)

colonies without a hemolysis zone

e)

black colonies with a colorless hemolysis zone

26.

Beta hemolytic streptococci on blood agar form:

a)

colonies surrounded by a transparent, colorless hemolysis zone

b)

colonies surrounded by a hemolysis zone of green color

c)

colonies without a hemolysis zone

d)

black colonies with a metallic sheen

e)

green colonies

27.

Gamma streptococci on blood agar form:

a)

colonies surrounded by a transparent, colorless hemolysis zone

b)

colonies surrounded by a hemolysis zone of green color

c)

colonies without hemolysis zone

d)

black colonies

e)

green colonies

28.

The complications of streptococcal tonsillitis include:

a)

rheumatism

b)

enterocolitis

c)

dysentery

d)

typhoid fever

e)

furunculosis

29.

Пневмококки относятся к семейству:

Pneumococci belong to the family:

a)

Vibrionaceae

b)

Staphylococcaceae

c)

Pseudomonadaceae

d)

Bacillaceae

e)

Streptococcaceae

30.

The specific name of pneumococci (species):

a)

Staphylococcus aureus

b)

Klebsiella pneumoniae

c)

Streptococcus pneumoniae

d)

Enterococcus faecalis

e)

Streptococcus pyogenes

31.

Pneumococcus Gram Stained Color

a)

red

b)

pink

c)

blue

d)

yellow

32.

In a smear of pneumococcus are located:

a)

single

b)

in pairs

c)

clusters in the form of a bunch of grapes

d)

long chains

e)

in the form of packages

33.

For pneumococci is characteristic:

a)

the presence of mobility

b)

are diplococci

c)

grow on simple nutrient media

d)

form spores

e)

have a capsule

34.

The following symptoms are characteristic of S. pneumoniae:

a)

α-hemolysis

b)

sensitivity to optokhin

c)

lysis of bile

d)

lack of capsule

e)

negative gram stain

35.

For the cultivation of pneumococci use:

a)

bismuth sulfite agar

b)

Endo culture medium

c)

serum agar

d)

yolk-salt agar

e)

Ploskireva culture medium

36.

For the specific prevention of pneumococcal infections, apply:

a)

antibiotics

b)

vitamins

c)

vaccine

d)

bacteriophages

e)

sulfonamides

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