Which drug is used for the treatment of anthrax?
Answer: B
Penicillin is the drug of choice for the treatment of anthrax. A live attenuated vaccine is available for prevention of anthrax in cattle and sheep.
Which of the following is a major virulence factor of Streptococcus pneumoniae?
Answer: A
The major virulence factor is the polysaccharide capsule, which effectively inhibits phagocytosis.
Puerperal fever is a streptococcal infection of the _____________
Answer: C
No answer description available for this question.
Which of the following immunity is protective against infection by S.pyogenes?
Answer: A
The only type of immunity that is protective against infection by S. pyogenes is humoral immunity: antibodies against M proteins act as opsonins, enhancing phagocytosis of the streptococci.
Scarlet fever is similar to the pharyngitis in all respects.
Answer: B
Scarlet fever is similar to the pharyngitis except for the skin rash that appears because of the erythrogenic toxin.