10 Questions
Which of the following is a characteristic of Enteric Gram-negative rods?
Anaerobic growth
Which group of bacteria does not ferment lactose according to the text?
Salmonella
Which of the following Enterobacteriaceae is motile?
Proteus
Which of the following is a characteristic of Enterobacteriaceae antigens?
'H' antigen
What is a common feature of Enteric Gram-negative rods regarding spore formation?
Non-spore forming
What is the morphology of Escherichia coli?
Gram-negative rod-shaped
How many layers of peptidoglycan are present in the cell wall of E.coli?
1-2 layers
What makes some strains of E.coli motile?
Presence of fimbriae
Which antigen of E.coli is heat and alcohol labile and is present on the flagella?
Flagellar (H) Antigen
What is the main effect of the heat stable lipopolysaccharide in E.coli?
Endotoxic shock and intravascular coagulopathy
Test your knowledge on the general characteristics of Enterobacteriaceae Gram-negative bacilli with a focus on Escherichia coli. Learn about their presence as commensals in the intestinal tract, aerobic and facultative anaerobic growth, fermentation capabilities, and more.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
