Exam 4

Question 1

What bugs do you use immunoassay for?

Answer 1

Girardia
Entamoeba
cryptosporidium 
C diff toxins
Shiga toxin
Rotavirus

Question 2

What bugs do you use modified acid fast for?

Answer 2

Cryptosporidium
isospora
cyclospora

Question 3

What bugs do you use trichrome stain for?

Answer 3

microsporidia

Question 4

mucosal adherence, in situ enterotoxin = secretion of fluid and electrolytes

Answer 4

vibrio cholera
ETEC
Aeromonas

Question 5

adherence to upper SI & interfere w/fat & protein

Answer 5

girardia

cryptosporidia

Question 6

infect/destruct enterocytees & prevent disaccharide metabolism

Answer 6

noro, roto, norwak, enteric adenovirus

Question 7

mucosal adherence & brush border destruction from in situ toxin formation & RBC in feces/stool

Answer 7

C Diff

EHEC

Question 8

mucosal invasion & intraepithelial proliferation

Answer 8

Shigella

Question 9

Mucosal translocatoin & proliferation in LP & Nodes

Answer 9

Campy
Yersenia
Salmonella

Question 10

which cause anemia?

Answer 10

necator
trich
h pylori
dophyllo

Question 11

eosinophilia is caused by?

Answer 11

nematodes (ascaris, necator, strongylides, trich) & isospora

Question 12

what are most common causes of gastroenteritis?

Answer 12

infectious - noro
bacterial - salmonella
viral babies - rota
water - crypto & girardia

Question 13

most common causes gastroenteritis in AIDS?

Answer 13

CMV
microsporidia
cryptosporidia
mycobacterium avium intracellulare 
HIV