MCQ on Rickettsiae and zoonotic diseases- obligate intracellular pathogens 1) What are the different types of medically important Rickettsial infections? Select all the correct answers: a) Epidemic and endemic typhus b) Scrub typhus c) Yellow fever d) Rocky Mountain spotted fever 2) All the statements given below are correct about ' epidemic typhus ', Except? a) Transmitted to humans lice (vector) b) Doxycycline is the drug of choice c) Fever lasts for about two weeks d) The causative pathogen is Rickettsia typhi 3) Among the Rickettsia spp listed, which one is responsible for rickettsial pox in humans, transmitted by vector mites, and exhibits early symptoms such as fever, rashes, and flu-like symptoms that closely resemble varicella infection? a) Rickettsia rickettsi b) Rickettsia akari c) Rickettsia prowazekii d) Rickettsia australis 4) Which of the following statements is incorrect about the ...