NAVLE Veterinary Public Health 2

Question 1

Which zoonotic pathogen is primarily transmitted to humans through contact with infected animal urine, particularly in flooded environments?

Accepted Answer

Leptospira interrogans

Answer

Leptospira interrogans is shed in animal urine and transmitted via water or soil contact, with flooding increasing exposure risk.

Question 2

Under the Food Safety Modernization Act (FSMA), which rule specifically addresses hazard analysis and preventive controls for human food facilities?

Accepted Answer

Preventive Controls for Human Food Rule

Answer

The Preventive Controls for Human Food Rule requires food facilities to implement hazard analysis and risk-based preventive controls.

Question 3

A dairy herd is diagnosed with Brucella abortus. Which federal program mandates testing and slaughter of reactor animals in the US?

Accepted Answer

Brucellosis Eradication Program

Answer

The USDA Brucellosis Eradication Program requires identification, testing, and depopulation of Brucella-positive herds.

Question 4

Which method is used to calculate the attack rate during a foodborne illness outbreak investigation?

Accepted Answer

Number ill / number exposed × 100

Answer

Attack rate = (number of ill persons / number exposed) × 100, measuring the proportion of exposed individuals who became ill.

Question 5

A veterinarian discovers a dog imported from a rabies-endemic country without documentation of vaccination. The appropriate immediate action under US regulations is:

Accepted Answer

Quarantine the dog for up to 6 months

Answer

CDC regulations require dogs imported from high-risk countries without valid rabies vaccination to be quarantined for up to 6 months.

NAVLE - North American Veterinary Licensing Examination Practice Test

NAVLE - North American Veterinary Licensing Examination Practice Test

NAVLE Veterinary Public Health 2