Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Bacteriology > Streptococcus & Enterococcus > Flashcards

Streptococcus & Enterococcus Flashcards

1
Q

TRUE or FALSE: Streptococcus & Enterococcus are resistant to vancomycin

A

FALSE

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Rebecca Lancefield Classification: A, B, C, F, G

A

Based on common C carbohydrate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Viridans streptococci & S. pneumoniae: hemolytic pattern

A

a-hemolysis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

B-hemolysis Streptococci

A

Group A (S. pyogenes), group B (S. agalactiae) & group C (S. dysagalactiae & S. equi)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Cell-surface virulence factor of S. pyogenes that resists phagocytosis and adheres to mucosal cells

A

M Protein

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Extracellular virulence factor of S. pyogenes responsible for scarlet fever (strawberry tongue)

A

Streptococcal erythrogenic/pyrogenic Toxins A, B, C

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Face redness in the elderly; spreading skin lesion that is intensely erythematous with a plainly demarcated but irregular edge

A

Erysipelas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is the type 3 necrotizing fasciitis?

A

Clostridial myonecrosis (gas gangrene)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Caused by antigenic cross-reactivity between streptococcal antigens and heart tissue

A

Acute rheumatic fever & rheumatic heart disease

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

May cause tricuspid valve endocarditis among adults

A

S. agalactiae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Bacteria from cows most commonly associated with colon cancer

A

S. bovis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is the odor of S. anginosus when cultured?

A

Honeysuckle odor

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is the most common cause of subacute bacterial endocarditis?

A

S. salivarius

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Normal flora in the upper RT of pre-school children

A

S. pneumoniae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What antibiotics are added to BAP for selective isolation of Group A Streptococcus?

A

TMP-SXT

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Broth media with gentamicin/colistin and nalidixic acid)

A

Todd-Hewitt Broth

17
Q

What organism is resistant to SMZ and susceptible to bacitracin?

A

S. pyogenes

18
Q

Which biochemical test differentiates among B-hemolytic Streptococci?

A

PYR test

19
Q

What organism is able to grow in 6.5% NaCl broth?

A

Enterococcus spp

20
Q

Which tests could differentiate S. agalactiae from other B-hemolytic Streptococci?

A

CAMP & hippurate hydrolysis

21
Q

What is the scientific name of Taxo B/Optochin?

A

Ethylhydrocuprein HCl

Bacteriology (11 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions