Ex 24 chart Flashcards Preview

Medical Microbiology > Ex 24 chart > Flashcards

Flashcards in Ex 24 chart Deck (8):
1

All of the pathogens produce acid and gas in the fermentation of glucose, lactose and sucrose except for which one?

E. Coli only produces acid in the sucrose test

2

What is the result of the indole test for E. Coli and Enterobacter?

positive - a red ring appears

3

What is the result of the indole test for Proteus, Citrobacter and pseudomonas

Negative - no red ring appears

4

What is the shape and gram stain for every pathogen: E.Coli, Enterobacter, Proteus, Citrobacter and Pseudomonas

Gram negative rods

5

What is the result for the mackonkey agar plate for e. coli and enterobacter?

positive (bright pink)

6

what is the result for the macconkey agar plate for proteus, citrobacter and psuedomnonas?

negative (no color pink)

7

what is the oxidase test for e coli and enterobacter?

positive (blue test)

8

what is the oxidase test for proteus, citrobacter and pseudomonas?

negative (no color