Nada Spouh
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Quiz on Microbiology Lecture 8 - micrococcus and staphylococcus , created by Nada Spouh on 02/03/2015.

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Nada Spouh
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Microbiology Lecture 8 - micrococcus and staphylococcus

Question 1 of 31

1

Gram stain results for a staphylococcus, GPC in

Select one of the following:

  • pairs

  • chains

  • clusters

Explanation

Question 2 of 31

1

catalase test is a single enzyme test that breaks down hydrogen peroxide to water and oxygen

Select one of the following:

  • True
  • False

Explanation

Question 3 of 31

1

Micrococcus is a...

Select one of the following:

  • strict aerobe

  • strict anaerobe

  • facultative aerobe

  • facultative anaerobe

Explanation

Question 4 of 31

1

Staphylococcus is a...

Select one of the following:

  • strict aerobe

  • strict anerobe

  • facultative aerobe

  • facultative anerobe

Explanation

Question 5 of 31

1

Staph aureus is found in 20% of peoples nose.

Select one of the following:

  • True
  • False

Explanation

Question 6 of 31

1

S. epidermidis is acquired through...

Select one of the following:

  • hospitals

  • schools

  • in washrooms

Explanation

Question 7 of 31

1

Which is a urinary pathogen?

Select one of the following:

  • s. epidermidis

  • s. aureus

  • s. saprophyticus

  • s. lugdunensis

Explanation

Question 8 of 31

1

what is acquired through blood cultures?

Select one of the following:

  • s. aureus

  • s. epidermidis

  • s. saprophyticus

  • s. lugdunensis

Explanation

Question 9 of 31

1

most pathogenic organism is...

Select one of the following:

  • s. aureus

  • s. saprophyticus

  • s. lugdunensis

  • s. epidermidis

Explanation

Question 10 of 31

1

S. aureus virulence factor

Select one of the following:

  • exotoxin

  • endotoxin

Explanation

Question 11 of 31

1

Exotoxins are released by the cell or when the cell is lysed

Select one of the following:

  • True
  • False

Explanation

Question 12 of 31

1

Leukocidins kill phagocytes

Select one of the following:

  • True
  • False

Explanation

Question 13 of 31

1

Enzymes promoting tissue destruction and spread

Select one or more of the following:

  • hyaluronidase

  • protease

  • lipase

  • lactase

Explanation

Question 14 of 31

1

Hyaluronidase...

Select one or more of the following:

  • spreads through connective tissue

  • targets lipids on the skin surface

  • has protein A to bind to IgG

Explanation

Question 15 of 31

1

Lipase...

Select one or more of the following:

  • has enzyme A

  • uses IgE

  • spreads through connective tissue

Explanation

Question 16 of 31

1

Latex agglutination positive =

Select one or more of the following:

  • s. aureus

  • s. epidermidis

  • s. lugdunensis

  • s. saprophyticus

Explanation

Question 17 of 31

1

Novobiocin...resistant =

Select one or more of the following:

  • s. saprophyticus

  • s. aureus

  • coag neg staph

  • s. epidermidis

Explanation

Question 18 of 31

1

is staph going to grow on macconkey without crystal violet?

Select one or more of the following:

  • yes

  • no

Explanation

Question 19 of 31

1

staph aureus is...

Select one or more of the following:

  • alpha hemolytic

  • beta hemolytic

  • non hemolytic

Explanation

Question 20 of 31

1

has "stingy" colonies

Select one or more of the following:

  • s. lugdenensis

  • s. saprophyticus

  • coag neg staph

  • s. epidermidis

Explanation

Question 21 of 31

1

has a slightly "domed" center

Select one or more of the following:

  • s. lugdenensis

  • s. saprophyticus

  • s. aureus

  • coag neg staph

Explanation

Question 22 of 31

1

Tube coagulase..

Select one or more of the following:

  • fibrongen -> fibrin

  • NADH -> NADPH

  • NAD -> NADH

Explanation

Question 23 of 31

1

clear zone around growth area on a DNAse plate means...

Select one or more of the following:

  • organism degrades DNA

  • organism cannot utilize DNA

Explanation

Question 24 of 31

1

Staph aureus is known as a bad boy

Select one of the following:

  • True
  • False

Explanation

Question 25 of 31

1

Staph aureus can ferment mannitol

Select one of the following:

  • True
  • False

Explanation

Question 26 of 31

1

Coag Neg can ferment mannitol

Select one of the following:

  • True
  • False

Explanation

Question 27 of 31

1

Coag Neg can grow in salt

Select one of the following:

  • True
  • False

Explanation

Question 28 of 31

1

Infections caused by S. Aureus includes...

Select one or more of the following:

  • Folliculitis

  • Boils

  • Impetigo

  • Scalded Skin Syndrome

  • Inflammation

  • Burning sensations

Explanation

Question 29 of 31

1

What is folliculitis?

Select one of the following:

  • infected hair vacuole

  • pus filled abscess

  • local redness

  • exfoliative toxin

Explanation

Question 30 of 31

1

What is a boil?

Select one of the following:

  • pus-filled abscess

  • infected hair follicle

  • local redness

  • burning sensation

Explanation

Question 31 of 31

1

osteomyelitis is...

Select one of the following:

  • invasion into bones

  • pus filled abscesses

  • infected follicles of the hair

  • exfoliative toxin

Explanation

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