Escherichia coli — Flashcards

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Escherichia coli — Flashcards

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_____ 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?_____

What are the common reservoirs and the vector for Yersinia pestis?

What disease is caused by Rickettsia typhi?

Name the disease caused by Francisella tularensis.

What disease is caused by Coxiella burnetii?

#10

What disease is caused by Brucella spp. and what is its most common mode of transmission?

Escherichia coli US Medical PG Flashcards - Medical Study Cards

Master Escherichia coli with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.

Escherichia coli Flashcard Deck - 10 Cards

Flashcard 1: _____ E. coli produces no toxin and adheres to intestinal epithelium

Answer: Enteropathogenic

Flashcard 2: Which of the common gram-negative nosocomial infections(Klebsiella, Serratia, Enterobacter)is urease-positive?_____

Answer: Klebsiella

Flashcard 3: MacConkey's agar can also be used to differentiate _____ fermenters

Answer: lactose

Flashcard 4: Neisseria spp. contains _____ with strong endotoxin activity

Answer: lipooligosaccharides (LOS)

Flashcard 5: Which gram-negative rod produces an exotoxin that ADP-ribosylates EF-2?_____

Answer: Pseudomonas aeruginosa

Flashcard 6: What are the common reservoirs and the vector for Yersinia pestis?

Answer: Reservoirs: Rats and prairie dogs; Vector: Fleas (Xenopsylla cheopis)

Extra: Yersinia pestis is a Gram-negative coccobacillus showing bipolar staining (safety-pin appearance). It causes the plague. \nReservoirs in the US: Prairie dogs. \nVector: Rat flea.

Flashcard 7: What disease is caused by Rickettsia typhi?

Answer: Endemic typhus (Murine typhus) :: vector?

Extra: Vector: Rat flea (Xenopsylla cheopis)

Flashcard 8: Name the disease caused by Francisella tularensis.

Answer: Tularemia

Extra: Reservoir: Rabbits Vector: Ticks, deer flies Route: Dermally via bite or handling infected carcass; also inhalation (potential bioterrorism agent).

Flashcard 9: What disease is caused by Coxiella burnetii?

Answer: Q fever

Extra: Coxiella burnetii is an obligate intracellular Gram-negative bacterium. Its primary reservoirs are cattle, sheep, and goats. It is transmitted via inhalation of contaminated aerosols from birthing products (amniotic fluid, placenta).

Flashcard 10: What disease is caused by Brucella spp. and what is its most common mode of transmission?

Answer: Brucellosis; Consumption of unpasteurized dairy products (e.g., goat milk, cheese)

Extra: Brucella is a Gram-negative aerobic coccobacillus. It is a facultative intracellular organism that survives in macrophages. Clinical features include undulant fever, hepatosplenomegaly, and lymphadenopathy.

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Escherichia coli Flashcards for USMLE

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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Are Escherichia coli flashcards free?

Yes, all flashcards on this page are completely free. You can study all 10 cards at no cost. For spaced repetition scheduling, download the Oncourse app.

How many flashcards does this chapter have?

There are 10 flashcards for Escherichia coli, covering the key concepts, clinical correlations, and high-yield facts from this chapter of Gram-negative.

How should I use these flashcards for USMLE?

Read through each prompt and try to answer before revealing the back of the card. This active recall approach builds stronger memories than passive reading. Combine flashcards with the study notes and MCQ practice for the best results.

Are there more flashcards for Gram-negative?

Yes. This page covers one chapter of Gram-negative. Visit the topic page to see all chapters and their flashcards under Microbiology.

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