Clostridia Quiz

1.

The Nagler reaction is used to detect what?

Cl. botulinum - D toxin

Cl. tetani - zinc endopeptidase

Cl. perfringens - alpha toxin

Cl. difficile - TcdA

2.

Which bacteria has a 'drumstick' like spore?

Cl. tetani

Cl. perfringens

Cl. difficile

Cl. botulinum

3.

Which antibiotic is highly effective against anaerobes?

Penicillin

Erythromycin

Metronidazole

Clindamycin

4.

The incubation period of Cl. tetani is...?

5-7 days

1-2 days

20-24 days

10-14 days

5.

Which bacteria causes gas gangrene?

Cl. difficle

Cl. perfringens

Cl. tetani

Cl. botulinum