Solid TB Culture: Game KNB

I. Delayed inoculation of the sample will result to a decreased recovery rate.

II. Early inoculation of the sample will result to a decreased contamination rate.

• Statement I is correct. Statement II is wrong.

• Statement I is wrong.

  Statement II is correct.

• Both Statements I and II are correct.

• Both Statements I and II are wrong.

True or False.

The Modified Kudoh method has a neutralization phase.

• True

• False

What is the WHO/IUATLD grading scale?

• +n

• 1+

• 2+

• 3+

• 0 (no growth)

What is the WHO/IUATLD grading scale?

• +n

• 1+

• 2+

• 3+

• 0 (no growth)

This culture media is modified to have a decreased pH to neutralize the action of NaOH.

What is the minimum recommended number of colonies in order to proceed to DST?

• 1

• 5

• 10

• 20

Which of the following reagent/s is/are added to the beaded tube during subculture?

A. Sterile distilled water

B. Sterile NaOH

C. Sterile PBS

• A only

• B only

• C only

• A and B only

• A and C only