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Bacteriology > Lab 10 - Chlamydia > Flashcards

Lab 10 - Chlamydia Flashcards

1
Q

Infectious form of Chlamydia species is elementary in the body.

A

True

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2
Q

NAD is needed for culturing of Chlamydia species.

A

False

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3
Q

Contagious bovine pleuropneumonia is caused by M. mycoides spp. mycoides SC.

A

True

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4
Q

Mycoplasma bovism form fried egg shaped colonies on solid media.

A

True

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5
Q

Mycoplasma sp. can cause turbidity in liquid medium.

A

False, (no turbidity)

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6
Q

Cat scratch disease is caused by Anaplasma sp.

A

False, (by B. henselae)

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7
Q

Heartwater disease of ruminants is caused by Ehrlichia ruminantium.

A

True

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8
Q

Mycoplasma haemofelis can cause cat haemobartonellosis.

A

True

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9
Q

Chlamydia psittachi causes ornithosis.

A

True

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10
Q

Chlamydia can be found in infected host body only.

A

True

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11
Q

Chlamydia pneomoniae has cell wall.

A

True

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12
Q

Mycoplasmas are the smallest free-living microorganisms.

A

True

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13
Q

Enzootic pneumonia of swine is caused by Mycoplasma hyopneumoniae.

A

True

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14
Q

Contagious bovine pleuropneumonia is caused by M. mycoides ssp. Mycoides LC.

A

False, (M. mycoides ssp. mycoides SC)

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15
Q

Mycoplasmas have typical colony forms, like fried eggs.

A

True

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16
Q

Cat scratch disease is caused by Rickettsia rickettsii.

A

False, (by B. henselae)

17
Q

The causative agent of Q-fever needs arthropod vectors, because it cannot survive in the environment for a long time.

A

False, no vectors are needed

18
Q

All members of the family Rickettsia are obligate cell parasites.

A

True

19
Q

Trachoma is caused by Chlamydia psittaci in human.

A

False, (by chlamydia trachomatis)

20
Q

The resistance of reticulate body is higher than resistance of elementary body.

A

False

21
Q

Fuchsin is used as counter staining in the Stamp-staining.

A

False, (3% diluted malachite-green)

22
Q

Mycoplasma gallisepticum can cause chronic respiratory disease in birds.

A

True

23
Q

Contagious bovine pleuropneumonia is caused by Mycoplasma bovis.

A

False, (by M. mycoides ssp. mycoides SC)

24
Q

Mycoplasmas are obligate anaerobic bacteria.

A

False, (facultative anaerobic)

25
Q

Mycoplasmas have pleomorphic shape.

A

True, pleomorphic pear shaped

26
Q

Q-fever is caused by Coxiella burnetti.

A

True

27
Q

Rickettsia species can propagate in lymphoid and endothel cells only.

A

False, (Rickettsia, Coxiella: propagate in all cell types) and (Ehrlichia, Neorickettsia: lymphoid cells, endothel cells)

28
Q

Chlamydia psittaci can cause conjunctivitis in birds.

A

True

29
Q

As a result of Stamp-staining chlamydia is green.

A

False

Bacteriology (14 decks)

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