Exam 3 Clickers

Question 1

t/f campylobacter, helicobacter, and Lawsonia are gram negative and GI/genital Pathogens

Answer 1

true

Question 2

Guillain Barre caused by

Answer 2

campylobacter jejuni

Question 3

most common source of campy jejuni?

a. poultry
b. milk
c. water

Answer 3

a. poultry

Question 4

major route of infection caused by C. fetus subsp fetus

Answer 4

Ingestion

Question 5

Main manifestation of infection caused by C. fetus subspecies venerealis is:

a. infertility
b. abortion
c. mastitis

Answer 5

infertility

Question 6

Bacteria involved in hepatocellular neoplasms in mice

Answer 6

Helicobacter bilis

Question 7

test used for dx of helicobacter pylori

Answer 7

urease

Question 8

lesion in ileum of foal in poor condition:

Answer 8

Lawsonia intracellularis

Question 9

tetanus toxin is a neurotoxin and acts by:

Answer 9

inhibiting GABA neurotransmitters

Question 10

which of the following is TRUE:

a. tetanus occurs after ingestion of toxins
b. toxoid directly affects muscles
c. toxoid is inactivated TOXIN
d. toxoid is inactivated BACTERIA

Answer 10

TOXOID IS INACTIVATED TOXIN

Question 11

Main transmission of botulism

Answer 11

ingestion

Question 12

t/f Clostridium perfringens is neurotoxic, histotoxic, and enterotoxic

Answer 12

TRUE C. PERFRINGENS IS NEURO/HISTO/ENTEROTOXIC

Question 13

Black Leg caused by

Answer 13

c. chauvoei

Question 14

black leg in cattle dx?

Answer 14

DFA

Question 15

Name three enteropathogenic clostridium

Answer 15

c. dificile
c. perfringens
c. colinum

Question 16

Tyzzers Disease, gram negative clostridium, liver necrosis:

Answer 16

c. piliforme

Question 17

t/f asymptomatic carriers involved in Brachyspira hyodysenteriae (swine dysentery in young pigs)

Answer 17

true

Question 18

major virulence factor for Borrelia burgdorferri

Answer 18

antigen variation in outer surface proteins

Question 19

T/F Mycoplasma is susceptible to beta lactams

Answer 19

FALSE

Question 20

T/F: Mycoplasma doesn’t have a cell wall/gram staining, and has colonized ciliated epithelium

Answer 20

TRUE

Question 21

Enzootic pneumonia in swine caused by

Answer 21

Mycoplasma hyopneumoniae

Question 22

T/F : Enzootic pneumonia in swine causes anemia

Answer 22

FALSE

Question 23

Name the five reportable mycoplasma

Answer 23

1. M. gallisepticum
2. M. synoviae
3. M. capricolum capripneumoniae
4. M. agalactiae
5. M. mycoides mycoides

Question 24

T/F anaplasma marginalae and Mycoplasma hemofelis are BACTERIA which infect RBC

Answer 24

TRUE

Question 25

T/F Rickettsia is facultative intracelluar

Answer 25

false

Question 26

Members of Rickettsia generally have affinity to _____

Answer 26

endothelium

Question 27

T/F: Anaplasma platys affects macrophages

Answer 27

FALSE; PLATELETS

Question 28

Chlamydia species with broad host range

Answer 28

C. psittaci

Question 29

Ruminant anaplasmosis is caused by

Answer 29

Anaplasma marginale

Question 30

Name the Disease:

• Caused by coxelia burnetti
• Zoonotic
• May cause abortion in cattle

Answer 30

Q fever

Question 31

T/F fungi have nuclei, ribosomes and mitochondria

Answer 31

True

Question 32

T/F fungi are always multicellular

Answer 32

False

Question 33

Component of fungal cell membrane targeted by antifungals:

Answer 33

ergosterol

Question 34

Which is unicellular? Yeast or Mold

Answer 34

YEAST

Mold is Multicellular

Question 35

T/F Griseofulvin acts on many fungal species

Answer 35

ONLY ON DERMATOPHYTES

Question 36

T/F Dermatophyte infections are zoonotic

Answer 36

TRUE

Question 37

Woods lamp fluorescence diagnosis of

Answer 37

M. canis