Campylobacter

Question 1

True/False: Campylobacter has flagella

Answer 1

True

*usually has bipolar flagella

Question 2

What is the main source of infection of Campylobacter?

Answer 2

Undercooked poultry!!!

Question 3

Camplyobacter has a ___ appearance

Answer 3

gull wing

Question 4

Where does Camplyobacter cause disease?

Answer 4

reproductive tract

intestinal tract

Question 5

What two species of Campylobacter are the leading causes of food borne bacterial

gastoenteritis in humans?

Answer 5

C. jejuni

C. coli

Question 6

What species of Campylobacter has Lip-oligosaccharides?

Answer 6

C. jejuni

Question 7

This virulence factor for Camplyobacter is essential for motility an intestinal colonization

Answer 7

flagella

Question 8

What toxin does Campylobacter have that causes apoptosis of host cells?

Answer 8

Cytolethal distending toxin

Question 9

What type of secretion system does Campylobacter use?

Answer 9

Type 2 and 4

Question 10

Where are you likely to find Campylobacter fetus ssp. venerealis?

Answer 10

preputial crypts of carrier bulls

Question 11

Where are you likely to find Campylobacter Fetus ssp. fetus?

Answer 11

intestinal tract and gall bladder

*mainly affects sheep and goats

Question 12

Campylobacter fetus ssp. fetus is a reproductive disease but is typically trasmitted via which route?

Answer 12

fecal oral

Question 13

How is Campylobacter Fetus ssp. verealis transmitted?

Answer 13

venerally

Question 14

What is the main way that humans get Campylobacter?

Answer 14

ingestion of undercookes poultry

Question 15

Which species of Campylobacter causes inflammatino of the uterus and can lead to abortions in cattle?

Answer 15

Campylobacter Fetus subsp. venerealis

Question 16

True/False: Campylobacter leads to serious economic consequences in the cattle industry due to reproductive disease

Answer 16

True

Question 17

Is Campylobacter fetus. spp. venerealis a reportable disease?

Answer 17

YES

*bovine genital campylobaceriosis

causes abortion and damage to the uterus

Question 18

What species of campylobacter can lead to abortion storms in sheep and goats?

Answer 18

C. fetus spp. fetus

C. jejuni

Question 19

True/False: In campylobacter abortion in sheep and goats, the fluids and tissues involved in abortion are not infectious

Answer 19

False

*VERY INFECTIOUS

Question 20

What lesions are considered pathoneumonic for Camplyobacter jejuni or fetus spp. fetus in aborted sheep and goats?

Answer 20

donut shaped lesions in the liver of the fetus after abortion

Question 21

Which species of Campylobacter causes enteric disease?

Answer 21

C. jejuni

Question 22

Which species of campylobacter is the most frequent cause of food poisoning in many countries and causes diarrhea due to the intake of undercooked poultry meat?

Answer 22

C. jejuni

Question 23

True/False: Campylobacter lives inside macrophages

Answer 23

False

*it avoids phagocytosis via type 4 Secretion system

Question 24

What is the source of infection for C. jejuni in enteric disease?

Answer 24

feces from infected animals

Question 25

True/False: The ceca of 50% of chickens contains C. jejuni

Answer 25

True

Question 26

True/False: Immune response is successful in clearing Campylobacter infection of the reproductive tract in cattle

Answer 26

True

Question 27

What are the best samples for diagnosis of Campylobacter?

Answer 27

Cattle- preputial scrappings of bulls

Sheep- aborted fetuses

enteric disease- fecal sample

Question 28

What media can be used to diagnose Campylobacter enteric disease?

Answer 28

Skirrow medium

*lysed horse blood

Question 29

True/False: Vaccination works with reproductive disease in cattle due to campylobacter

Answer 29

True

*vaccination works in reproductive disease in cattle!

Question 30

How can you differentiate Arcobacter from Camplyobacter?

Answer 30

Arcobacter will grow at lower temperatures than 37 degrees and Campylobacter will not