Exam 31: Vectorborne and Soilborne Bacterial and Viral Diseases

If you were exposed to a sick animal that was found to have negri bodies in its nervous system in a postmortem examination, how would you be treated to prevent disease?

The causative agent of dengue fever is

Deer flies (Chrysops spp.) are a major vector in the spread of typhus.

Inhalation anthrax is the only form of anthrax for which there is no effective treatment.

Rabies infection in humans leads to symptoms a few days after exposure.

The hantaviruses are occasionally spread by person-to-person transmission, although exposure to infected rodent excreta is the most common route of infection.

A student travels to Brazil by boat on the Amazon River, without visiting the doctor prior to traveling for recommended vaccinations for travel to South America. The student becomes ill during the trip and is quarantined. Which of the diseases listed below does the student most likely have?

Controlling most rickettsial diseases involves managing

Where does the rabies virus reproduce? Using a specific example, explain the implication this has with the virusʹs incubation time and infection site.

Epizootic diseases often occur in wild animals on a periodic or cyclic basis.

Lyme disease is found across the United States, but is most common in the northeast.

The primary disease reservoir for plague is

Eradication of certain diseases is nearly impossible, because we cannot

What virulence factor(s) of Yersinia pestis prevent(s) phagocytosis by cells of the immune system?

The most severe and fatal form of anthrax is

Of the rickettsias, C. burnetti is unusual because it

Which of the following flaviviruses can be prevented by vaccination?

Anthrax is an emerging disease for which there is no treatment or vaccine available.

Which of the following would be the best strategy to prevent the spread of yellow fever and dengue fever into the southern United States?

Hantaviruses are most commonly transmitted by ________ of virus-contaminated rodent ________.