Mycoplasmataceae Flashcards

1
Q

General term for Family Mycoplasmataceae

A

Mycoplasma or Mollicutes

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2
Q

Why is Gram staining not performed in identification of Mycoplasma spp.?

A

Because they are cell wall deficient.

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3
Q

Which bacteria is the smallest living organism?

A

Mycoplasma

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4
Q

Which classification of antibiotics is Mycoplasma resistant to?

A

Cell wall inhibitors such as beta lactams (i.e. cephalosporin and penicillin)

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5
Q

All are slow growers except for?

a. M. pneumoniae
b. M. hominis
c. U. urealyticum

A

b. M. hominis

  • exceptionally rapid grower
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6
Q

Two (2) important genera of Family Mycoplasmataceae

A
  1. Mycoplasma
  2. Ureaplasma
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7
Q

Three (3) significant species of Family Mycoplasmataceae

A
  1. M. pneumoniae
  2. M. hominis
  3. U. urealyticum
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8
Q

Oxygen requirement of Family Mycoplasmataceae

A

Facultative anaerobe

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9
Q

All are facultative anaerobe, except:

a. M. pneumoniae
b. M. hominis
c. U. urealyticum

A

a. M. pneumoniae

  • Aerobic
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10
Q

Mycoplasma are highly fastidious.

a. True
b. False

A

a. True

  • Needs complex media for growth
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11
Q

Mycoplasma are highly fastidious. In order to cultivate it, what must the culture media include for its growth?

A

Cholesterol and fatty acids.

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12
Q
  • Formerly referred to as Pleuropneumoniae-like organism (PPLO)
  • Eaton agent
A

M. pneumoniae

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13
Q

First mycoplasma to be isolated

A

M. pneumoniae

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14
Q

Causes Primary Atypical Pneumonia/Walking
pneumonia/Community acquired atypical pneumonia

A

M. pneumoniae

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15
Q

Causes Non-gonococcal urethritis (NGU)

A

M. hominis and U. urealyticum

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16
Q

Agent(s) of Primary Immunodeficiencies (PID)

A

M. hominis and U. urealyticum

17
Q

The two genital mycoplasma

A

M. hominis and U. urealyticum

18
Q

Mycoplasma spp. that is fastidious but grows on SBA and Chocolate agar

A

M. hominis

19
Q

Stain for Mycoplasma

A

Acridine Orange
- but it is non-specific

20
Q

Ideal culture media for M. pneumoniae and M. hominis

A

SPF Broth

21
Q

Solid media to recover M. hominis and Ureaplasma spp.

A

A8 Agar

22
Q

Previously called T-strain Mycoplasma

A

U. urealyticum

23
Q

Tends to develop colonies that are difficult to see by the naked eye

A

Ureaplasma

24
Q

Member of anaplasmataceae that infects WBCs and forms Mulberry-like bodies within phagosomes

A

Genus Erlichia

  • initially rickettsia
25
Q

The genus that multiply in phagosomes of host WBC

A

Erlichia

26
Q

The genus that multiply in cytoplasm of endothelial cells

A

Rickettsia

27
Q

This is previously known as Ehrlichia phagocytophilium

A

Anaplasma phagocytophilium

28
Q

This causes Human Granulocytic Anaplasmosis by the vector Ixodes ticks

A

Anaplasma phagocytophilium

29
Q

Vector of Anaplasma phagocytophilium

A

Ixodes ticks

30
Q

Vector of Ehrlichia chaffeensis

A

Lone Star Ticks

31
Q

This causes Human Monocytic Ehrlichiosis by the vector Lone star ticks

A

Ehrlichia chaffeensis

32
Q

How are Human Monocytic Ehrlichiosis and Human Granulocytic Anaplasmosis acquired?

A

They are arthropod-borne and acquired through bites.

33
Q

Initially a member of family Rickettsiaceae but since it is not arthropod borne, it is no longer part of this family

A

Coxiella burnetii

34
Q

Modes of transmission of Coxiella burnetii

A
  1. Inhalation of dried birthing fluids of several animals
  2. Ingestions of unpasteurized milk
35
Q

This causes Q fever

A

Coxiella burnetii

36
Q

Other name for Q fever

A

Query fever