Microorganisms and Disease Mucus helps in protecting against pathogens by facilitating the growth of normal flora blocking access and attachment of pathogens to mucosal surfaces lowering the pH sequestering Iron facilitating the growth of normal flora blocking access and attachment of pathogens to mucosal surfaces lowering the pH sequestering Iron ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease In the human disease cholera, what is it that actually ends up killing the victim? Faulty carrier proteins Too little water in the food stream the toxin produced by the bacterium Dehydration and loss of nutrients Faulty carrier proteins Too little water in the food stream the toxin produced by the bacterium Dehydration and loss of nutrients ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease All infections do not cause fever and all fevers are not due to infections which of the following is an example of non-infections cause of fever? Malaria Rheumatic disease Chicken pox Typhoid Malaria Rheumatic disease Chicken pox Typhoid ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Immunization with which of the following toxoid induces high titer serum antibody, but does not protect from the corresponding disease? Tetanus Botulism Shigellosis Diphtheria Tetanus Botulism Shigellosis Diphtheria ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease The "A" subunit of diphtheria toxin cause ADP ribosylation of a factor involved in protein synthesis forms cAMP that leads to fluid accumulation lysis macrophages with the release of cytokines binds host cell receptors found on heart cells cause ADP ribosylation of a factor involved in protein synthesis forms cAMP that leads to fluid accumulation lysis macrophages with the release of cytokines binds host cell receptors found on heart cells ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Both Mycobacterium tuberculosis and Streptococcus pneumoniae are acquired by inhalation stay in the lung and rarely, if ever, enter the bloodstream have polysaccharide capsules have cell walls that contain a high content of mycolic acids are acquired by inhalation stay in the lung and rarely, if ever, enter the bloodstream have polysaccharide capsules have cell walls that contain a high content of mycolic acids ANSWER DOWNLOAD EXAMIANS APP
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