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2167974
Microbiology Lecture 8 - micrococcus and staphylococcus
Description
Quiz on Microbiology Lecture 8 - micrococcus and staphylococcus , created by Nada Spouh on 02/03/2015.
Quiz by
Nada Spouh
, updated more than 1 year ago
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Created by
Nada Spouh
over 9 years ago
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Resource summary
Question 1
Question
Gram stain results for a staphylococcus, GPC in
Answer
pairs
chains
clusters
Question 2
Question
catalase test is a single enzyme test that breaks down hydrogen peroxide to water and oxygen
Answer
True
False
Question 3
Question
Micrococcus is a...
Answer
strict aerobe
strict anaerobe
facultative aerobe
facultative anaerobe
Question 4
Question
Staphylococcus is a...
Answer
strict aerobe
strict anerobe
facultative aerobe
facultative anerobe
Question 5
Question
Staph aureus is found in 20% of peoples nose.
Answer
True
False
Question 6
Question
S. epidermidis is acquired through...
Answer
hospitals
schools
in washrooms
Question 7
Question
Which is a urinary pathogen?
Answer
s. epidermidis
s. aureus
s. saprophyticus
s. lugdunensis
Question 8
Question
what is acquired through blood cultures?
Answer
s. aureus
s. epidermidis
s. saprophyticus
s. lugdunensis
Question 9
Question
most pathogenic organism is...
Answer
s. aureus
s. saprophyticus
s. lugdunensis
s. epidermidis
Question 10
Question
S. aureus virulence factor
Answer
exotoxin
endotoxin
Question 11
Question
Exotoxins are released by the cell or when the cell is lysed
Answer
True
False
Question 12
Question
Leukocidins kill phagocytes
Answer
True
False
Question 13
Question
Enzymes promoting tissue destruction and spread
Answer
hyaluronidase
protease
lipase
lactase
Question 14
Question
Hyaluronidase...
Answer
spreads through connective tissue
targets lipids on the skin surface
has protein A to bind to IgG
Question 15
Question
Lipase...
Answer
has enzyme A
uses IgE
spreads through connective tissue
Question 16
Question
Latex agglutination positive =
Answer
s. aureus
s. epidermidis
s. lugdunensis
s. saprophyticus
Question 17
Question
Novobiocin...resistant =
Answer
s. saprophyticus
s. aureus
coag neg staph
s. epidermidis
Question 18
Question
is staph going to grow on macconkey without crystal violet?
Answer
yes
no
Question 19
Question
staph aureus is...
Answer
alpha hemolytic
beta hemolytic
non hemolytic
Question 20
Question
has "stingy" colonies
Answer
s. lugdenensis
s. saprophyticus
coag neg staph
s. epidermidis
Question 21
Question
has a slightly "domed" center
Answer
s. lugdenensis
s. saprophyticus
s. aureus
coag neg staph
Question 22
Question
Tube coagulase..
Answer
fibrongen -> fibrin
NADH -> NADPH
NAD -> NADH
Question 23
Question
clear zone around growth area on a DNAse plate means...
Answer
organism degrades DNA
organism cannot utilize DNA
Question 24
Question
Staph aureus is known as a bad boy
Answer
True
False
Question 25
Question
Staph aureus can ferment mannitol
Answer
True
False
Question 26
Question
Coag Neg can ferment mannitol
Answer
True
False
Question 27
Question
Coag Neg can grow in salt
Answer
True
False
Question 28
Question
Infections caused by S. Aureus includes...
Answer
Folliculitis
Boils
Impetigo
Scalded Skin Syndrome
Inflammation
Burning sensations
Question 29
Question
What is folliculitis?
Answer
infected hair vacuole
pus filled abscess
local redness
exfoliative toxin
Question 30
Question
What is a boil?
Answer
pus-filled abscess
infected hair follicle
local redness
burning sensation
Question 31
Question
osteomyelitis is...
Answer
invasion into bones
pus filled abscesses
infected follicles of the hair
exfoliative toxin
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