MYCOBACTERIUM QUIZ

Example of a Saprophytic bacteria is

M marinum

Msmegmatis

M xenopi

Mycobacterium chelonei

TRUE ANSWER : ?
YOUR ANSWER : ?

The bacteria which cause(s) tuberculosis in man is/are

M bovis

M africanum

All of these

Mycobacterium tuberculosis

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following species of Mycobacterium is positive for nitrate reduction test?

Mycobacterium tuberculosis

M fortuitum

M chelonei

All of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Culture of tubercle bacilli may be positive if number of bacteria in the specimen is

as few as 125-200 per ml

as few as 10-100 per ml

as few as 5-9 per ml

as few as 1-4 per ml

TRUE ANSWER : ?
YOUR ANSWER : ?

Humans become infected with Mycobacterium tuberculosis most frequently by

inoculation

contact

ingestion

inhalation

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following bacteria is sensitive to pyrazinamide?

M fortuitum

None of these

M bovis

Mycobacterium tuberculosis

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following bacteria is susceptible to thiophen-2-carboxylic acid hydrazide?

M bovis

M fortuitum

M chelonei

Mycobacterium tuberculosis

TRUE ANSWER : ?
YOUR ANSWER : ?

False negative Mantoux test is observed in

All of these

early tuberculosis

Severe malnutrition

Advanced tuberculosis

TRUE ANSWER : ?
YOUR ANSWER : ?

Eugonic growth on Lowenstein-Jensen medium is produced by

Mycobacterium tuberculosis

None of these

M bovis

Both (a) and (b)

TRUE ANSWER : ?
YOUR ANSWER : ?

The causative agent of Buruli ulcer is

M ulcerarts

M fortuitum

M chelonei

M marinum

TRUE ANSWER : ?
YOUR ANSWER : ?

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