Fusobacterium and Bacteroides

Question 1

The Indole negative Fusobacterium

Answer 1

Fusobacterium varium

Question 2

Fusobacterium spp with long, pleomorphic
rods with rounded end

Answer 2

F. necrophorum

Question 3

Fusobacterium spp with long, thin spindle
shaped rods (“fusiform”)

Answer 3

F. nucleatum

Question 4

Which fusobacterium is the most virulent that cause foot rot and hepatic abscess in ruminants?

Answer 4

Fusobacterium necrophorum

Question 5

Which fusobacterium is the most studied, associated with ulcerative gingivitis?

Answer 5

Fusobacterium nucleatum

Question 6

Fusobacterium common in dogs and cats

Answer 6

Fusobacterium russii

Question 7

Which Fusobacterium species are associated with tropical ulcers or known as jungle rot?

Answer 7

Fusobacterium ulcerans

Question 8

Fusobacterium canifelinum can be isolated from this tissue of cats and dogs

Answer 8

Oral cavity

Question 9

The biochemical identification for Fusobacterium

Answer 9

Indole test

Question 10

Causative agent of Lemierre’s Syndrome

Answer 10

Fusobacterium necrophorum

Question 11

Bacteroides are commensals of?

Answer 11

Gut

Question 12

Give at least 3 conditions caused by Bacteroides fragilis as an opportunistic pathogens of domestic mammals

Answer 12

Peritonitis, Abscesses, Diarrhea

Question 13

Bacteroides thetaiotaomicron is occasionally linked to _____ infection in animals

Answer 13

Intestinal

Question 14

Enumerate 4 virulence factors of Bacteroides spp

Answer 14

1. capsule
2. fimbriae
3. succinic acid
4. superoxide dismutase and catalase

Question 15

These species are one of the major cause of intra-abdominal infections and gynecological procedures

Answer 15

Bacteroides spp