MYCOBACTERIA

Question 1

Spore-forming Mycobacteria

Answer 1

M. marinum

Question 2

Mycobacteria are generally considered gram ____

Answer 2

Gram (+)

Question 3

Cell wall of Mycobacteria contains:

Answer 3

N-glycolylmuramic acid

Question 4

Mycobacterium tuberculosis complex (8)

Answer 4

M. tuberculosis
M. bovis
M. bovis BCG
M. africanum
M. caprae
M. canettii
M. microti
M. pinnipedii

Question 5

Non-cultivatable

Answer 5

M. leprae

Question 6

Type I: photochromogens (4)

MASK

Answer 6

M. marinum
M. asiaticum
M. simiae
M. kansasii

Question 7

Type II: scotochromogens (4)

SSGX

Answer 7

M. scorfulaceum
M. szulgai
M. gordonae
M. xenopi

Question 8

Type III: Nonphotochromogens (2)

HA

Answer 8

M. haemophilum
M. avium intracellulare complex

Question 9

Type IV: Rapid growers (3)

FPS

Answer 9

M. fortuitum-chelonae complex
M. phlei
M. smegmatis

Question 10

MTB appearance on culture

Answer 10

Cauliflower

Question 11

Ingestion of contaminated milk from contaminated cow

Answer 11

M. bovis

Question 12

Fails to grow on culture

Has a CROISSANT-like appearance

Answer 12

M. microti

Question 13

Pathogen in immunocompetent and immunocompromised px (AIDS)

Answer 13

M. avium complex

Question 14

Yellow bacillus

Answer 14

M. kansasii

Question 15

Swimming pool granuloma

Answer 15

M. marinum

Question 16

Buruli ulcer

Answer 16

M. ulcerans

Question 17

Tap water bacillus

Answer 17

M. gordonae

Question 18

Hot and cold water taps

Water storage tanks in hospitals

Answer 18

M. xenopi

Question 19

Crohn’s disease

Answer 19

M. paratuberculosis

Question 20

Hansen’s disease

Answer 20

M. leprae

Question 21

Diagnosis of leprosy is based on:

Answer 21

Clinical manifestations

Question 22

3 Mycobacterium organisms that grow optimally at 27-30C

HUM

Answer 22

M. marinum
M. ulcerans
M. haemophilum

Question 23

Test used for latent TB infections

Answer 23

Interferon gamma release assays (IGRA)