Chlamydia practical past Q Flashcards
Infectious form of Chlamydia species is elementary in the body.
TRUE
NAD is needed for culturing of Chlamydia species.
FALSE
As a result of Stamp-staining chlamydia is green.
FALSE
Chlamydia psittaci can cause conjunctivitis in birds.
TRUE
Rickettsia species can propagate in lymphoid and endothel cells only.
FALSE, (Rickettsia, Coxiella: propagate in all cell types) and (Ehrlichia, Neorickettsia: lymphoid cells,
endothel cells)
Q-fever is caused by Coxiella burnetti.
TRUE
Mycoplasmas have pleomorphic shape.
TRUE(pear shaped)
Mycoplasmas are obligate anaerobic bacteria.
FALSE(facultative anaerobic)
Contagious bovine pleuropneumonia is caused by Mycoplasma bovis.
FALSE, (by M. mycoides ssp. mycoides SC
Mycoplasma gallisepticum can cause chronic respiratory disease in birds.
TRUE
Fuchsin is used as counter staining in the Stamp-staining.
FALSE, (3% diluted malachite-green)
The resistance of reticulate body is higher than resistance of elementary body.
FALSE
Trachoma is caused by Chlamydia psittaci in human.
FALSE, (by chlamydia trachomatis)
All members of the family Rickettsia are obligate cell parasites.
TRUE
The causative agent of Q-fever needs arthropod vectors, because it cannot survive in the
environment for a long time.
FALSE(no vectors are needed)
Cat scratch disease is caused by Rickettsia rickettsii.
FALSE(by B. henselae)
Mycoplasmas have typical colony forms, like fried eggs.
TRUE
Contagious bovine pleuropneumonia is caused by M. mycoides ssp. Mycoides LC.
FALSE, (M. mycoides ssp. mycoides SC)
Enzootic pneumonia of swine is caused by Mycoplasma hyopneumoniae.
TRUE
Mycoplasmas are the smallest free-living microorganisms.
TRUE
Chlamydia pneomoniae has cell wall.
TRUE
Chlamydia can be found in infected host body only.
TRUE
Chlamydia psittachi causes ornithosis.
TRUE
Mycoplasma haemofelis can cause cat haemobartonellosis.
TRUE
Heartwater disease of ruminants is caused by Ehrlichia ruminantium.
TRUE
Cat scratch disease is caused by Anaplasma sp.
FALSE(by B. henselae)
Mycoplasma sp. can cause turbidity in liquid medium.
FALSE(no turbidity)
Mycoplasma bovism form fried egg shaped colonies on solid media.
TRUE
Contagious bovine pleuropneumonia is caused by M. mycoides spp. mycoides SC.
TRUE
