Question

ch insect is responsible for host-host transmission of typhus? , tick flea dy louse eer tick . Which of the following would be the best strategy to prevent the spread of yellow fever and dengue ever into the southern United States? ) mosquito avoidance and eradication B) vaccination C) monitoring bird populations D) tick avoidance 44. What type of disease require biosafety level (BSL) 4 procedures and facilities when samples that may be infected? A) West Nile Virus B) Measles virus C) Hantavirus D) HIV 45 Which of the following diseases CANNOT easily be controlled by vector elimination? A) yellow fever B) dengue fever C) rabies D) plague 46. Very few preventative measures are taken against anthrax, because A) the general population is not typically exposed to infected animals/materials B) non-weaponized anthrax causes mild flu-like illness C) there are no vaccines are effective. D) the causative agent Bacillus anthrocis mutates rapidly 47 Soldiers during WWl exposed to crowded unsanitary conditions are MOST susceptible to which rickettsial disease? A) Lyme disease B) typhus C) Q fever D) Rocky Mountain spotted fever 48.Hantaviruses are most commonly transmitted by A) inhalation/saliva B) ingestion/saliva C) ingestion/excreta D) inhalation/ excreta o virus-contaminated rodent

Answer 1

42. Body louse

43. Mosquito avoidance and eradication

44. West Nile virus. It is a type of flavi virus, requires biosafety level 4 procedure.

45. Rabies. It is controlled by the vaccination of dogs.