E.Coli- E. Cola's Soda Fountain Flashcards
What is the result of gram stain E.Coli
Gram negative
What is the result of plating E.Coli on MacConkey’s Agar
Pink, as it ferments lactose
What is the state of oxygen susceptibility in E.Coli
Facultative anaerobic
What is the state of oxidase in E.Coli
Negative
How will E. Coli stain on EMB agar
Green sheen
What is the state of catalase in E.Coli
Catalase positive
What is the number one cause of UTI’s
E.Coli
How does E.Coli cause UTIs
LPS
What are the two antigens present in E.Coli
K antigen-capsule
H antigen-Flagella
What is the K antigen and what does it allow E.Coli to do
Is the capsule and fimbrae, which allows invasions of cells
If a neonate has meningitis due to E.Coli, what antigen is present
K capsular antigen
What is the source of EH E.Coli
Eating undercooked meats
What is the clinical presentation of EHE.Coli
Bloody diarrhea
What is unique about EHE.Coli with regards to what is fermented
Only E.Coli that does not ferment sorbitol
What is the toxin in EH E.Coli that allows for pathogenesis
Shiga lie toxin, which has the same mechanism as the Shigatoxin
What is the strain of EH E.Coli that is associated with outbreaks
O157:H7
What is the method of transmission of ET E.Coli
Water
What is the clinical symptom of ET E.Coli
Travelers diarrhea or water diarrhea
What is the mechanism of pathogenesis for the ET E.Coli toxin
Cholera like toxin
What is the mechanism of action for the heat labile ET E.Coli Toxim
Increases cAMP
What is the mechanism of action for the ET E.Coli toxin that is heat stable
Increased cGMP
