Medical Technologist Test Microbiology 2

Question 1

Which test detects the presence of bacterial DNA replication inhibition by an antibiotic?

Accepted Answer

Broth microdilution MIC

Answer

Kirby-Bauer disk diffusion

Answer

E-test (epsilometer test)

Answer

Beta-lactamase assay

Question 2

India ink preparation is used to detect which fungal pathogen in CSF?

Accepted Answer

Cryptococcus neoformans

Answer

Candida albicans

Answer

Aspergillus fumigatus

Answer

Histoplasma capsulatum

Question 3

Gram-positive cocci in clusters that are catalase-positive and coagulase-negative are MOST likely which genus?

Accepted Answer

Staphylococcus epidermidis group

Answer

Streptococcus

Answer

Enterococcus

Answer

Bacillus

Question 4

CAMP test positivity is used to identify which pathogen?

Accepted Answer

Streptococcus agalactiae (Group B Strep)

Answer

Listeria monocytogenes

Answer

Clostridium perfringens

Answer

Corynebacterium diphtheriae

Question 5

Antigenic variation is a major virulence mechanism of which sexually transmitted pathogen?

Accepted Answer

Neisseria gonorrhoeae

Answer

Treponema pallidum

Answer

Chlamydia trachomatis

Answer

Haemophilus ducreyi

Question 6

Which culture medium is specifically used to isolate Bordetella pertussis?

Accepted Answer

Regan-Lowe or Bordet-Gengou agar

Answer

Thayer-Martin agar

Answer

BCYE agar

Answer

CIN agar