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Elsevier Bacteriology (RVSP) > 13. Family Pasteurellaceae > Flashcards

13. Family Pasteurellaceae Flashcards

1
Q

Bacteria reported from fowl cholera

A

Pasteurella multocida

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2
Q

Most common spp. of Pasteurella isolated from humans

A

P. multocida

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3
Q

Media for P. multocida

A

Blood agar

Chocolate agar

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4
Q

Oxidase reaction of P. multocida

A

Oxidase positive

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5
Q

Catalase reaction of P. multocida

A

Catalase positive

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6
Q

Indole reaction of P. multocida

A

Indole positive

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7
Q

Human infection from P. multocida are mostly from

A

Cat bites

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8
Q

Media for P. multocida

A

Blood agar

Chocolate agar

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9
Q

Urease reaction of P. multocida

A

Urease negative

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10
Q

Enumerate other Pasteurella spp.

A

P. canis
P. dagmatis
P. caballi

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11
Q

Enumerate the spp. under the Haemophilus genus

A 
H. influenzae
H. ducreyi
H. aegyptius
H. parainfluenzae
H. haemolyticus
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12
Q

Greek meaning for Haemophilus

A

Blood lover

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13
Q

2 substances required for growth of Haemophilus

A

X factor

V factor

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14
Q

Microscopic appearance of Haemophilus spp.

A

Gram-negative

Pleomorphic coccobacilli or bacilli

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15
Q

Motility of Haemophilus spp.

A

Nonmotile

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16
Q

Oxygen requirements for Haemophilus spp.

A

Aerobic or facultative anaerobic

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17
Q

Oxidase reaction of Haemophilus

A

Oxidase positive

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18
Q

Catalase reaction of Haemophilus spp.

A

Catalase positive

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19
Q

Bacteria that is an obligate parasite of mucous membranes for mammals

A

Haemophilus spp.

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20
Q

MOT for H. influenzae

A

Droplets and close contact

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21
Q

Serogroups of the capsule of H. influenzae

A

Serogroups a to f and e’

22
Q

Protease produced by H. influenzae

A

Immunoglobulin A (IgA) protease

23
Q

Media for H. influenzae

A

Chocolate agar

24
Q

Microscopic appearance of H. influenzae

A

Gram-negative coccobacilli

25
Q

Bacteria that satellites around S. aureus on SBA

A

H. influenzae

26
Q

Causative agent for conjunctivitis (Pink eye)

A

H. aegyptius

27
Q

Diseases caused by H. aegyptius

A
  • Brazilian purpuric fever

- Conjunctivitis (Pink eye)

28
Q

Haemophilus spp. that is venereal

A

H. ducreyi

29
Q

Haemophilus spp. that does not need V factor

A

H. ducreyi

30
Q

Days needed for growth of H. ducreyi

A

2-10 days

31
Q

Microscopic appearance of H. ducreyi

A

Gram-negative coccobacillus

“School of fish” pattern

32
Q

Catalase reaction of H. ducreyi

A

Catalase negative

33
Q

Oxidase reaction of H. ducreyi

A

Oxidase positive

34
Q

Definitive test for diagnosis of H. ducreyi infection

A

Nucleic amplification

35
Q

Misc. Haemophilus spp.

A

H. parainfluenzae

H. haemolyticus

36
Q

Species of Haemophilus included in the new Aggregatibacter aphrophilus

A
  • H. aphrophilus (factor V-independent)

- H. paraphrophilus (factor V-dependent)

37
Q

Genera under the Family Pasteurellaceae

A

Pasteurella
Haemophilus
Aggregatibacter
Kingella

PHAK

38
Q

Formerly H. segnis

A

Aggregatibacter segnis

39
Q

Oxidase reaction of E. corrodens

A

Oxidase positive

40
Q

Bosy part where E. corrodens is normal flora

A

Mouth

41
Q

E. corrodens is commonly acquired through

A

Human bites

42
Q

Microscopic appearance of E. corrodens

A

Gram-negative coccobacilli

43
Q

Catalase reaction of E. corrodens

A

Catalase negative

44
Q

Urease reaction of E. corrodens

A

Urease negative

45
Q

Indole reaction of E. corrodens

A

Indole negative

46
Q

Bacteria that pits the agar during its growth

A

E. corrodens

47
Q

Body part where Kingella spp. are normal flora

A

Pharynx of children

48
Q

Microscopic appearance of Kingella spp.

A

Short gram-negative

Coccobacilli

49
Q

Used for identification for Kingella spp.

A

Remel Rapid NH

50
Q

Most clinically significant and virulent capsule serogroup of H. influenzae

A

Capsule type b (Hib)

51
Q

Virulence factors of H. influenzae

A
  • polysaccharide capsule
  • outer membrane proteins
  • adherence factors
58
Q

Substance that is not required by H. ducreyi for growth which is normally required by other Haemophilus spp.

A

V factor

Elsevier Bacteriology (RVSP) (34 decks)

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