BACTE LEC - Misc Gram-negative Bacteria Flashcards Preview

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Flashcards in BACTE LEC - Misc Gram-negative Bacteria Deck (99)
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1

Nonmotile
Pleomorphic coccobacilli or rods [2]

Pasteurella multocida
Haemophilus

2

require blood for growth

haemophilus

3

type of factor
provided by blood agar
hematin or hemin
Unknown

X factor

4

type of factor
provided by NAD or coenzyme 1
Vitamin

V factor

5

species of haemophilus w/c require only V factor

H. ducreyi*
H. parainfluenza
H. paraphrohaimolyticus
H. paraphrophilus

6

not adequate to isolate Haemophilus bc it releases NADase

Sheep blood agar

7

inactivates NAD, no NAD, no V factor

NADase (by sheep blood agar)

8

culture medium w/o NADase

horse or rabbit blood agar

9

type of agar
may release hematin and inactivate NADase

choc agar

10

method for the primary isolation of Haemophilus

staph streak

11

in staph streak method, growth near staph is __ [describe]

luxuriant

12

in staph streak, what organism provided nutrients for haemophiilus growth

staph

13

type of hemolysis by s. aureus that releases hematin

beta

14

phenomenon in which there are tiny colonies around staph colony

satellite phenomenon

15

pathogenic spp of Haemophilus
common isolate in CSF if there is meningitis esp among children

H. influenzae

16

VF of H. influenzae

Capsule
IgA protease
Adherence mechanism
Outer membrane components

17

vaccine for influenzae

Hib vaccine

18

clinical manifestations of H. influenzae [3]

meningitis
epiglottitis
bacterial tracheitis

19

Causative agent of acute contagious conjunctivitis

H. aegyptius

20

other name of acute contagious conjunctivitis

pinkeye/sore eye

21

also called Koch-Weeks Bacillus

H. aegyptius

22

general MoT of haemophilus spp except for

inhalation

23

MoT of ducreyi

sexual contact

24

CA of Brazilian purpuric fever (BPF)

H. influenzae biogroup aegyptius

25

causes chancroid or soft chancre

H. ducreyi

26

causes transmitted genital ulcer disease

H. ducreyi

27

causes suppurative, enlarged, draining, inguinal lymph nodes

H. ducreyi

28

sx for H. influenzae

blood, CSF, from upper and lower RT,

29

sx for ducreyi

vaginal swab
abscess drainage

30

sx for aegyptius

swab for conjunctivae

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