16 Questions
Which of the following is NOT a virulence factor of Bacillus anthracis?
Lecithinase C
What is the appearance of Bacillus anthracis colonies on Blood Agar Plate (BAP)?
Medusa head colonies
Which test is used to detect alpha toxin and lecithinase C produced by Bacillus anthracis?
Nagler test
What is the property of the colonies of Bacillus anthracis when grown on Blood Agar Plate (BAP)?
Central spore
Which medium is used in the String of Pearls Test to determine the susceptibility of Bacillus anthracis to penicillin?
Mueller-Hinton Agar (MHA)
Which components make up the medium for the Skin Test for Bacillus anthracis?
Polymyxin, lysozyme, EDTA
Which of the following bacteria is most likely to cause black eschar?
Clostridium welchii
Which bacterium is used in the Guthrie Bacterial Inhibition Test for Phenylketonuria (PKU)?
Bacillus subtilis
What is the most common source of infection for Clostridium welchii?
Wound contaminated with soil
Which bacterium is commonly associated with neurotoxic disease?
Clostridium tetani
Which bacterium is associated with gas gangrene?
Clostridium perfringens
Which bacterium is known as the 'Canned Good Bacillus'?
Clostridium botulinum
Which bacterium is associated with causing necrotic enteritis?
Clostridium perfringens
Which bacterium is used as a biological indicator in autoclave, aside from Clostridium PA 3679?
Bacillus subtilis
What is the former name of Clostridium welchii?
Bacillus aerogenes
What is the property of Clostridium botulinum spores?
Spherical and subterminal
Test your knowledge of Bacillus anthracis characteristics including spore formation, gram staining, virulence factors, and colony characteristics. This quiz is designed for students studying Clinical Bacteriology in the Bachelor of Science in Medical Laboratory Science program at LPU – St. Cabrini School of Health Sciences, Inc.
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