2167974
Beschreibung
Quiz von Nada Spouh, aktualisiert more than 1 year ago
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Erstellt von Nada Spouh
vor mehr als 9 Jahre
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Frage 1
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Gram stain results for a staphylococcus, GPC in
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pairs
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chains
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clusters
Frage 2
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catalase test is a single enzyme test that breaks down hydrogen peroxide to water and oxygen
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- True
- False
Frage 3
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Micrococcus is a...
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strict aerobe
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strict anaerobe
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facultative aerobe
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facultative anaerobe
Frage 4
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Staphylococcus is a...
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strict aerobe
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strict anerobe
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facultative aerobe
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facultative anerobe
Frage 5
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Staph aureus is found in 20% of peoples nose.
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- True
- False
Frage 6
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S. epidermidis is acquired through...
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hospitals
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schools
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in washrooms
Frage 7
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Which is a urinary pathogen?
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s. epidermidis
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s. aureus
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s. saprophyticus
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s. lugdunensis
Frage 8
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what is acquired through blood cultures?
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s. aureus
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s. epidermidis
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s. saprophyticus
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s. lugdunensis
Frage 9
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most pathogenic organism is...
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s. aureus
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s. saprophyticus
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s. lugdunensis
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s. epidermidis
Frage 10
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S. aureus virulence factor
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exotoxin
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endotoxin
Frage 11
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Exotoxins are released by the cell or when the cell is lysed
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- True
- False
Frage 12
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Leukocidins kill phagocytes
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- True
- False
Frage 13
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Enzymes promoting tissue destruction and spread
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hyaluronidase
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protease
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lipase
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lactase
Frage 14
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Hyaluronidase...
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spreads through connective tissue
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targets lipids on the skin surface
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has protein A to bind to IgG
Frage 15
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Lipase...
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has enzyme A
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uses IgE
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spreads through connective tissue
Frage 16
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Latex agglutination positive =
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s. aureus
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s. epidermidis
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s. lugdunensis
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s. saprophyticus
Frage 17
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Novobiocin...resistant =
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s. saprophyticus
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s. aureus
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coag neg staph
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s. epidermidis
Frage 18
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is staph going to grow on macconkey without crystal violet?
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yes
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no
Frage 19
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staph aureus is...
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alpha hemolytic
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beta hemolytic
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non hemolytic
Frage 20
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has "stingy" colonies
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s. lugdenensis
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s. saprophyticus
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coag neg staph
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s. epidermidis
Frage 21
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has a slightly "domed" center
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s. lugdenensis
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s. saprophyticus
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s. aureus
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coag neg staph
Frage 22
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Tube coagulase..
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fibrongen -> fibrin
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NADH -> NADPH
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NAD -> NADH
Frage 23
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clear zone around growth area on a DNAse plate means...
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organism degrades DNA
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organism cannot utilize DNA
Frage 24
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Staph aureus is known as a bad boy
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- True
- False
Frage 25
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Staph aureus can ferment mannitol
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- True
- False
Frage 26
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Coag Neg can ferment mannitol
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- True
- False
Frage 27
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Coag Neg can grow in salt
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- True
- False
Frage 28
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Infections caused by S. Aureus includes...
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Folliculitis
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Boils
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Impetigo
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Scalded Skin Syndrome
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Inflammation
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Burning sensations
Frage 29
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What is folliculitis?
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infected hair vacuole
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pus filled abscess
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local redness
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exfoliative toxin
Frage 30
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What is a boil?
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pus-filled abscess
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infected hair follicle
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local redness
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burning sensation
Frage 31
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osteomyelitis is...
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invasion into bones
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pus filled abscesses
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infected follicles of the hair
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exfoliative toxin
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