15 Questions
What is the main symptom of C.Botulinum infection?
CNS symptoms and flaccid paralysis
What type of food is commonly associated with C.Botulinum infection?
Canned food and Fesekh
What type of toxin is produced by C.Botulinum?
Neurotoxin
What is the mechanism of B.Cereus infection?
Toxin mediated
What is the primary consideration when examining a stool sample from a suspected cholera case in a non-endemic area?
Thoroughly identifying detected organisms before reporting a positive result
Why is it essential to thoroughly identify organisms in a stool sample from a suspected cholera case?
To differentiate Vibrio cholerae from other bacteria
What is the primary purpose of examining a stool sample from a suspected cholera case?
To detect the presence of comma-shaped motile organisms
What is the typical incubation period of C.Botulinum infection?
Up to 5 hours
Which of the following is NOT a consideration when examining a stool sample from a suspected cholera case?
Initiating quarantine procedures
What is the significance of detecting comma-shaped motile organisms in a stool sample?
It suggests the presence of Vibrio cholerae
What is the characteristic motility of Vibrio parahemolyticus?
Darting motility
Which of the following media is used to grow Vibrio parahemolyticus?
Thiosulfate Citrate Bile Salts (TCBS) agar
What is the result of the indole test for Vibrio parahemolyticus?
Indole positive
What is the shape of Vibrio parahemolyticus cells?
Curved, comma-shaped rod
What is the Gram reaction of Vibrio parahemolyticus?
Gram negative
Test your knowledge of bacterial gastroenteritis, including the types of bacteria, incubation periods, symptoms, and affected foods. Learn about the differences between C. botulinum, C. perfringens, and B. cereus.
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