_____ E. coli produces no toxin and adheres to intestinal epithelium
Which of the common gram-negative nosocomial infections(Klebsiella, Serratia, Enterobacter)is urease-positive?_____
MacConkey's agar can also be used to differentiate _____ fermenters
Neisseria spp. contains _____ with strong endotoxin activity
Which gram-negative rod produces an exotoxin that ADP-ribosylates EF-2?_____
Yersinia pestis
Rickettsia typhi
Francisella tularensis
Coxiella burnetti
Brucella spp.
Study 10 flashcards on Escherichia coli for USMLE Microbiology. These active recall cards cover the key concepts, clinical associations, and high-yield facts from this chapter of Gram-negative. Each card is designed to test your understanding rather than just recognition, building stronger and more durable memories for exam day.
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