University of Missouri » Public Health » V_PBIO 8458 - Veterinary Public Health » Summer 2022

V_PBIO 8458 - Veterinary Public Health » Summer 2022 » Exam 1 Lecture 1-10

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Question #1

Acute pneumonia in an otherwise healthy middle age individual would raise suspicion of infection with this organism.

A. Helicobacter

B. Bacillus anthracis

C. Chlamydia psittaci

D. Cryptococcus

Question #2

Which statement is FALSE concerning cat scratch disease?

A. The primary clinical sign is high fever

B. Ocular manifestations include conjunctivitis and neuroretinitis

C. Declawing cats has not been shown to decreases chances of infection

D. Most infected cats are asymptomatic

Question #3

This is the most common form/source of human botulism seen in the United States.

A. contamination of wounds

B. foodborne illness from home canning

C. ingestion of undercooked meat

D. infantile

Question #4

This is the most common parasitic cause of diarrhea in North America.

A. Trypanosoma cruzi

B. cryptosporidium parvum

C. entamoeba histolytica

D. Giardia lamblia

Question #5

Which of the following is FALSE concerning Bacillus anthracis?

A. Exposure of the bacteria to oxygen leads to spore formation.

B. Virulence factors are coded on both the pXO1 and pXO2 plasmids.

C. Koch's postulates were developed from the study of this bacteria.

D. Spores last a long time in the soil because they are resistant to UV light degradation.

Question #6

Control of this agent determines the minimum temperatures required for milk pasteurization.

A. Mycobacterium bovis

B. E. coli

C. Coxiella burnetti

D. Listeria

Question #7

Pregnant women should avoid eating processed meats and raw milk primarily due to concern for this organism.

A. Salmonella typhimurium

B. Listeria monocytogenes

C. Staph aureus

D. Vibrio cholerae

Question #8

Efforts to prevent infectious agents from leaving a research facility would be described as attempts at:

A. biosecurity

B. biocontainment

C. biohazard

D. biosafety

Question #9

The most common clinical form of tularemia seen in people is:

A. ulceroglandular

B. pulmonary

C. glandular

D. oropharyngeal

Question #10

Milk from bulk tanks is tested for all of the following EXCEPT

A. hormones

B. somatic cell counts

C. bacterial growth inhibitors

D. pre-pasteurization bacterial counts

Question #11

This organism is probably the most common cause of chronic lymphadenopathy in children.

A. Francisella tularensis

B. Sporothrix schenkii

C. Trichinella spiralis

D. Bartonella henselae

Question #12

Bob likes to eat imported Mediterranean cheese. For months he has been complaining of muscle soreness, fatigue and occasional fever. A condition of high suspicion would be:

A. Chlamydiosis

B. Brucellosis

C. Q-fever

D. Leptospirosis

Question #13

The primary organ affected by aflatoxins is:

A. kidney

B. colon

C. liver

D. brain

Question #14

Which statement is FALSE concerning Rat Bite Fever

A. Serious complications include myocarditis and meningitis

B. Infection can also occur by ingestion of contaminated milk or water.

C. Requires a bite or scratch from a rat when being handled

D. The causative agent of is part of the normal respiratory flora of rats.

Question #15

Which of the following is true of Tularemia infections?

A. Due to the seriousness of the disease, all exposed persons should be treated with anitbiotics

B. Person to person transmission is common with all forms

C. Rabbits are a common reservoir world wide

D. Infection can occur from exposure to very low doses through cutaneous or respiratory exposure

Question #16

Common sources of Salmonella infections include all of the following EXCEPT:

A. reptiles

B. leafy vegetables

C. poultry

D. eggs

Question #17

Which of the following is an advantage of the RB51 bovine brucellosis vaccine?

A. Produces no local reactions in vaccinated animals

B. Does not induce a measurable antibody response that interferes with brucella serologic tests

C. Will not cause infection in people after accidental needle injection or ingestion.

D. All of these answers are true of the vaccine

Question #18

The most common means of transmission of Coxiella infections to people is:

A. inhalation

B. ingestion of contaminated meat

C. cutaneous exposure

D. ingestion of contaminated milk

Question #19

The 3 primary clinical signs of infection with streptobacillus moniliformis include all of the following EXCEPT

A. fever

B. vomiting

C. rash

D. septic arthritis

Question #20

Which two bacteria produce a similar toxin leading to clinical disease?

A. Enteropathogenic E. coli and Shigella dysenteriae

B. Enterohemorrhagic E. coli and Shigella dysenteriae

C. Enteroinvasive E. coli and Vibrio cholera

D. Salmonella typhimurium and Vibrio cholerae

Question #21

Which is true concerning plague caused by Yersinia pestis infections

A. Pneumonic plague is the deadliest and most common clinical form of disease

B. The bubonic form is highly contagious

C. Most cases in the US occur in the state of California

D. The cat flea, ctenocephalides felis, is not a common vector

Question #22

Lymphadenopathy and localized ulcerations seen in a landscaper in Missouri raises suspicion of infection with what organism?

A. Francisella tularensis

B. Coccidioides immitis

C. Leptospira interrogans

D. Coxiella burnetti

Question #23

All of the following are true about leptospiral infections EXCEPT:

A. Broad vaccine protection is difficult to obtain due to the presence of multiple strains and serovars

B. Icterus is the most common clinical sign

C. Worldwide human infections produce nearly 1 million clinical cases and 60,000 deaths per year

D. Rats are the most significant reservoirs

Question #24

A person cuts their foot on a rock on the beach and then later goes swimming in the ocean. A severe progressive flesh eating type skin infection develops secondary to what bacteria exposure?

A. Campylobacter jejuni

B. Vibrio vulnificus

C. Streptococcus bacillus

D. Leptospira canicola

Question #25

The initial rotavirus vaccine created for children was discontinued due it causing increased cases of what condition?

A. anaphylaxis

B. intestinal intussusception

C. profuse diarrhea

D. vomiting

Question #26

Because of its paralyzing effects on muscle activity, the botulinum toxin has been used to treat all of the following EXCEPT:

A. migraines

B. epilepsy

C. cosmetically to reduce wrinkles from aging

D. cerebral palsy

Question #27

Hemolytic uremic syndrome is a severe condition most commonly associated with infection by what agent?

A. Salmonella enterica

B. Clostridium perfringens

C. Enterohemorrhagic E. coli.

D. Norovirus

Question #28

Feeding regulations in the Federal Swine Health Protection Act of 1980 contributed to the control and reduction of this zoonotic agent in the US.

A. Influenza (swine flu)

B. African Swine Fever

C. Campylobacter

D. Trichinella

Question #29

A human vaccine is available for all of the following infectious agents EXCEPT

A. Hepatitis A Virus

B. Salmonella typhi

C. Bacillus anthracis

D. Norovirus

Question #30

Veterinarians in the Southwestern US might be concerned about contracting this when treating a cat with swollen lymph nodes.

A. Tularemia

B. Plague

C. Leptospirosis

D. Anthrax

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