V.cholera ferment sucrose in TCBS agar forming:

• Yellow colonies

• Red colonies

• green colonies

• white colonies

which bacteria is now recognized as one of the main causes of bacterial foodborne disease?

• C.coli

• Helicobacter pylori

• Vibrio parahemolyticus

• C.jejuni

Campylobacter and Helicobacter are genetically related

• True

• False

what is the therapy to treat Helicobacter?

• always using antibiotics for local infection

• combination of amoxicillin, azithromycin, metronidazole and tetracycline.

• vaccine

Aeromonas and Plesiomonas are motile

• True

• False

which one is not a way to diagnose Helicobacter?

• mucosal endoscopy

• culture

• by detecting labelled Cl

• by detecting labelled Co2

what type of Enterobacteriaceae we can find in raw sea food?

• vibrio parahemolyticus

• vibrio cholera

• C.coli

• C.jejuni

what are the 2 species of campylobacter?

• sonnei and pestis

• jejuni and coli

• pestis and intermedia

• boydii and rohdei

Vibrio....

• Catalase positive

• oxidase positive

• reduce nitrate to nitrite

• All of the above

Cholera vaccination is fully effective

• true

• false