Quiz#3

Question 1

What is the causative agent of anthrax?

Answer 1

bacillus anthracis

Question 2

Which animals are most commonly affected by anthrax?

Answer 2

all mammals, wild & domestic (more common in hoofed livestock); few birds

Question 3

What are the most common clinical signs associated with anthrax infection?

Answer 3

fever, depression, difficulty breathing, convulsions, bloody discharges, & sudden death

Question 4

What are the forms of anthrax that people can get?

Answer 4

o	Cutaneous- ulcerated skin & swelling
o	GI symptoms (rare)
o	Pulmonary: dyspnea (rare, most severe)
o	CNS: meningitis
o	Septicemia: death

Question 5

How is anthrax transmitted?

Answer 5

Resistant spores in environment, Cutaneous, Inhalation, Ingestion, injection

Question 6

How should bodies be disposed of in animals suspected of having anthrax?

Answer 6

burring in lime or incinerating

Question 7

What are some differences in dog bites vs. cat bites?

Answer 7

Cat bite has higher chance of getting infected within 12 hrs

Question 8

Which animals are most likely to be infected with Brucellosis?

Answer 8

Sheep, goats, cattle, deer, elk, pigs, dogs, and others

Question 9

What are the most common clinical signs of Brucellosis in animals?

Answer 9

Abortion, Decreased milk production, Orchitis and epididymitis, Synovitis &Diskospondylitis in dogs

Question 10

What are some ways Brucellosis is transmitted?

Answer 10

Direct contact with infected animals or animal products, cutaneous, inhalation, ingestion

Question 11

What are some methods of prevention of Brucellosis?

Answer 11

Eradication program, Test/slaughter, Vaccine for uninfected herds, Protective clothing (farmers, vet personnel, hunters), Pasteurization of milk, Sanitation/hygiene, Proper food handling

Question 12

What is the causative agent of Cat Scratch Disease?

Answer 12

Bartonella henselae

Question 13

What are the clinical signs in cats for Cat Scratch Disease?

Answer 13

Asymptomatic

Question 14

What are the clinical signs of Cat Scratch Disease in people?

Answer 14

Swollen lymph nodes (generally closest to scratch), Fever, Headache , Fatigue, Poor appetite

Question 15

How do cats become infected with Cat Scratch Disease?

Answer 15

Fleas

Question 16

How do people become infected with Cat Scratch Disease?

Answer 16

cat licks open wound or bites/ scratches hard enough to break skin (flea feces infect wound)

Question 17

Which animals are most commonly affected by Listeriosis?

Answer 17

• Most common in ruminants

Question 18

Which human population is most susceptible to Listeriosis?

Answer 18

pregnant, newborn, elderly, immunocompromised

Question 19

How can Listeriosis be transmitted to humans?

Answer 19

ingestion- improperly cooked meat of infected animal, handling raw meat, fecal contaminated( water, vegetables, cheese, etc), Asymptomatic carriers, transplacental

Question 20

What is the causative agent of the plague?

Answer 20

Yersinia pestis

Question 21

Which animals are most commonly affected by the plague?

Answer 21

Rodents, birds, lagomorphs, carnivores

Question 22

What are the three forms of plague seen in people?

Answer 22

septicemic plague, pneumonic plague, bubonic plague

Question 23

How is the plague transmitted?

Answer 23

rodent fleas, direct contact, inhalation

Question 24

What are two preventative measures that can be taken to reduce the risk of infection with the plague?

Answer 24

Rodent & flea control

Question 25

Which animals are most commonly affected by M. bovis?

Answer 25

Cattle (but also bison, elk, etc)

Question 26

How is M. bovis transmitted to animals?

Answer 26

Inhalation of aerosols or fomite, inhalation, bits, vertical transmission, grooming

Question 27

How is M. Bovis transmitted to people?

Answer 27

inhalation, ingestion, through skin

Question 28

How is M. bovis diagnosed?

Answer 28

in animals by skin test & in people culture, histology, & skin test

Question 29

What are the clinical signs of avian influenza in birds?

Answer 29

• LPAI -Coughing, sneezing, sinusitis, ruffled feathers, low egg production (most common)
• HPAI – fowl plague – Ruffled feathers, PD, anorexia, watery diarrhea, conjunctivitis, facial edema, sudden death (100% morbidity/mortality)

Question 30

How is avian influenza transmitted?

Answer 30

Indirect contact (virus survives long periods in environment), Close human contact w/ wild or domestic birds, respiratory secretions, saliva, feces, vectors