Mico bacteria lab algorithm Flashcards

1
Q

actinomyces

A

gram positive
branching filament
anaerobic not acid fast

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2
Q

nocardia

A

gram positive
branching filament
aerobic acid fast

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3
Q

clostridium

A

gram positive
rod/bacillus
anaerobe - CANT breath o2

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4
Q

corynebacterium

A

gram positive

rod/bacillus

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5
Q

listeria

A

gram positive

rod/bacillus

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6
Q

mycobacterium

A

gram positive
rod/bacillus
acid fast

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7
Q

bacillus

A

gram positive
rod/bacillus
aerobe - BREATHES o2

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8
Q

staph epidermidis

A
coagulase negative
novobiocin sensitive (NESSIR)
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9
Q

staph saprophyticus

A
coagulase negative
novobiocin resistant (NESSIR)
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10
Q

staph aureus

A

coagulase positive

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11
Q

strep pneumo

A

alpha hemolytic - partial (green)
capsule (positive quellung)
optochin sensitive (OVERPASS)

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12
Q

viridans strep

A

AKA strep mutans
alpha hemolytic - partial (green)
no capsule
optochin resistant (OVERPASS)

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13
Q

strep pyogenes

A

beta hemolytic - complete (clear)
group A
Bacitran sensitive (B-BRAS)

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14
Q

strep agalactiae

A

beta hemolytic - complete (clear)
group B
bacitran resistant (B-BRAS)

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15
Q

enteroccocus

A

gamma hemolytic - no hemolysis

group D

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16
Q

Enterococcus faecalis

A

gamma hemolytic - no hemolysis

growth in bile + 6.5% NaCl

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17
Q

strep bovis

A

gamma hemolytic - no hemolysis
nonenteroccocus
growth in bile, not 6.5% NaCl

18
Q

STAPHYLOCCOCI

A

gram positive coccus catalase positive (clusters)

19
Q

STREPTOCOCCUS

A

gram positive coccus catalase negative (chains)

20
Q

bacitran sensitive

A

B-BRAS

Group A strep (strep pyogenes)

21
Q

bacitran resistant

A

B-BRAS

Group B strep (strep agalactiae)

22
Q

optochin sensitive

A

OVERPASS

strep pneumo

23
Q

optochin resistant

A

OVERPASS

viridans strep

24
Q

novobiocin sensitive

A

NESSIR

staph epidermidis

25
Q

novobiocin resistant

A

NESSIR

staph saprophyticus

26
Q

alpha hemolytic bacteria

A

green ring

strep pneumo + viridans strep

27
Q

beta hemolytic bacteria

A

clear ring
group A strep (strep pyogenes) + group B strep (strep agalactiae)
staph aureus

28
Q

tumbling motility, meningitis in newborns, unpasteurized milk

A

listeria monocytogenes - beta hemolytic

29
Q

campylobacter jejuni

A

gram negative, oxidase positive/comma shaped, grows in 42degC

30
Q

vibrio cholerae

A

gram negative oxidase positive/comma shpaed, grows in alkaline media

31
Q

psueodomonas + h pylori

A

gram negative rod lactose nonfermenter, oxidse positive

32
Q

shigella, salmonella + proteus

A

gram negative rod lactose nonfermenter oxidase negative

33
Q

citrobacter + serratia

A

gram negative rod SLOW lactose fermenter

34
Q

klebsiella e coli + enterobacter

A

gram negative rod FAST lactose fermenter

35
Q

h flu, pastuerella, brucella, bordetella pertusses

A

gram negative coccoid rods

36
Q

neisseria meningitis

A

gram negative diplococci maltose fermenter

37
Q

neisseria gonorrhea

A

gram negative diplococci maltose nonfermenter

38
Q

lactose fermenting enteric bacteria

A

klebsiella, e coli enterobacter
slow - serratia + citrobacter
PINK on macConkeys agar
EMG agar - purple/black colonies

39
Q

produces beta-galactosidase

A

e coli

lactose –> glucose + galactose

40
Q

grows purple colonies w/ green sheen on EMB agar

A

e. coli

41
Q

resistant to penicillin G and vancomycin

A

gram negative