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Mycoplasma and Ureaplasma Quiz

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Questions and Answers

What is a characteristic of Mycoplasma pneumoniae that distinguishes it from other Mycoplasmataceae species?

It replicates exclusively by binary fission.

It is the only anaerobic organism in its family.

It requires no sterols for growth.

It is capable of gliding motility. (correct)

Which organism is primarily associated with the cause of primary atypical pneumonia?

Mycoplasma hominis

Mycoplasma pneumoniae (correct)

Ureaplasma urealyticum

Mycoplasma fermentans

What is the expected appearance of Mycoplasma colonies when cultured?

Fried egg appearance (correct)

Rod-shaped clusters

Fuzzy and irregular margins

Circular and transparent

In which situation can Mycoplasma hominis be transmitted to infants?

During birth Signup and view all the answers

What distinguishes Ureaplasma parvum from Ureaplasma urealyticum?

Biovar classification Signup and view all the answers

What is the primary purpose of the manganese chloride urea test?

To rapidly identify Ureaplasma urealyticum Signup and view all the answers

Which culture method is specifically required for the growth of Mycoplasma pneumoniae?

Biphasic culture system Signup and view all the answers

What characteristic is typical of colonies formed by Mycoplasma hominis on A7 agar?

Pinpoint colonies resembling fried eggs Signup and view all the answers

Which of the following methods is NOT typically used for the diagnosis of Mycoplasma pneumoniae?

Bacterial culture on blood agar plates Signup and view all the answers

What is the main reason why blood culture is not performed in the identification of Ureaplasma urealyticum?

Growth is inhibited by soliven polyanthy sulfonate Signup and view all the answers