Microbiology

Question 1

what is the normal gut flora?

Answer 1

e.coli, klebsiella etc

Question 2

what are the 4 cardinal signs of inflammation

Answer 2

calor, rubor, tumor (swelling), dolor. functio lessa

Question 3

what is the lifecycle of a pathogen?

Answer 3

incubation > prodromal period> illness > convalescent

Question 4

common infections of GI tract?

Answer 4

oesophagitis, peritonitis, gastritis, duodenitis, hepatitis, cholecystitis, pancreatitis, gastroenteritis, perineal abscess

Question 5

what is a gram -ve bacteria?

Answer 5

coliforms

Question 6

how are coliforms identified?

Answer 6

ferment glucose, agars

Question 7

gram +ve bacteria?

Answer 7

candida, staphylococci, strep viridians

Question 8

what are anaerobe examples?

Answer 8

bacteroides, clostridium

Question 9

ix for typhoid?

Answer 9

blood culture

Question 10

ix for salmonella, campylobacter, shigella?

Answer 10

stool culture

Question 11

ix for giardia, amoeba, parasites

Answer 11

stool microscopy

Question 12

ix for c.diff, e.coli 0157

Answer 12

stool toxin

Question 13

norovirus

Answer 13

stool PCR

Question 14

tx for uncomplicated gastroenteritis?

Answer 14

oral rehydration & IV fluids

Question 15

tx for typhoid, shigella, c.diff, parasites, e.coli 0157

Answer 15

antibiotics

Question 16

antibiotic for non severe c.diff?

Answer 16

oral metronidazole

Question 17

antibiotics for severe c.diff?

Answer 17

oral vancomycin