Salmonella Flashcards
1
Q
Salmonella is a
A
gram negative rod
2
Q
what makes them motile
A
peritrichous flagella
3
Q
does not ferment what
A
lactose
4
Q
Produces what
(fish farting)
A
H2S (hydrogen sulfide)
5
Q
generates what on HE agar
A
black colonies
6
Q
how is it transmitted
A
through contaminated food
7
Q
inactivated by
A
gastric acids
8
Q
requires a
A
high infectious dose
9
Q
what is strictily a human disease
A
typhoid fever
10
Q
what are the three diseases
A
enterocolitis
bacteremia
enteric fever
11
Q
which is the most common
A
enterocolitis
12
Q
what is enterocolitis
A
nasuea headache vomiting diarrhea
13
Q
who are most at risk for bacteremia
A
t cell deficient patients
14
Q
what causes enteric fever
A
salmonella Typhi ( most common) or salmonella paratyphi
15
Q
has what antigen? and what is the function
A
Vi antigen and retards phagocytosis
