10 Questions
What is the morphology of E. coli?
Peritrichously flagellated
Which antigen structure is used by E. coli?
O, K, and H antigens
What are the clinical symptoms associated with Enteropathogenic E. coli (EPEC) infection?
Fever, diarrhea, nausea, vomiting, non-bloody stools
What is the primary method for diagnosing Helicobacter pylori infection?
Culture and urease detection
What is the key role of urease in Helicobacter pylori?
Neutralizing stomach acid
Which combination of antibiotics is used to cure ulcers caused by Helicobacter pylori?
High dose Amoxicillin, Azithromycin, Metronidazole, Tetracycline
What is the purpose of the radioactive CO2 breath test in diagnosing Helicobacter pylori infection?
To detect labelled CO2 after the patient drinks C13 labelled urea
Where does the invasion pathway of salmonellae begin?
Small intestine
What is a common symptom of typhoid salmonelloses?
Leukopenia
What presents a challenge in eliminating the infection in chronic stool carriers of typhoid salmonellae?
Gallbladder wall persistence
Test your knowledge on E.coli, an indicator organism for fecal contamination in water and foods. This quiz covers morphology, culture, antigen structure, pathogenesis, and clinical presentations of extraintestinal infections.
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