Solved by a verified expert:Influenza virus replicates in the epithelium of the respiratory tract destroying it. This viral infection commonly promotes the occurrence of secondary pulmonary bacterial infections. What of the following mechanism would you predict is affected by influenza virus that could promote pulmonary bacterial infections?a) Reduction in the amount of lysozyme present in the tearsb) Change in the composition of the normal flora in the lungsc) Damage of the mucociliary escalatord) All of the above40) Why if syphilis and gonorrhea are similarly transmitted the incidence of Syphilis has decreased faster than the incidence of gonorrhea?a) Syphilis can be cure without treatment but gonorrhea always need treatmentb) Individuals infected with syphilis seek for treatment more often than individuals affected by gonorrheac) The treatment for syphilis is more efficient than the treatment for gonorrhead) Condoms are very efficient in preventing transmission of syphilis but not gonorrhea.49) Antigenic variation allows HIV and other pathogens to escape from the recognition ofa) Innate immune systemb) Adaptive immune systemc) Macrophages
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