Microorganisms and Disease Immunization with which of the following toxoid induces high titer serum antibody, but does not protect from the corresponding disease? Shigellosis Diphtheria Tetanus Botulism Shigellosis Diphtheria Tetanus Botulism ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of these cytokines is also known under the name cachectin? Tumor necrosis factor (TNF) None of these Interferon gamma Interleukin 2 Tumor necrosis factor (TNF) None of these Interferon gamma Interleukin 2 ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Mucus helps in protecting against pathogens by lowering the pH sequestering Iron blocking access and attachment of pathogens to mucosal surfaces facilitating the growth of normal flora lowering the pH sequestering Iron blocking access and attachment of pathogens to mucosal surfaces facilitating the growth of normal flora ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following is true regarding anthrax? Anthrax is caused by a virus Anthrax is highly contagious Inhalation anthrax and cutaneous anthrax are caused by separate strains of Bacillus anthracis Inhalation Anthrax requires infection with a large number of spores Anthrax is caused by a virus Anthrax is highly contagious Inhalation anthrax and cutaneous anthrax are caused by separate strains of Bacillus anthracis Inhalation Anthrax requires infection with a large number of spores ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following statements is not true regarding Mycobacterium tuberculosis and/or the disease it causes? The pathogen contains mycolic acid in its cell wall None of these The pathogen can live inside macrophages Antibodies to the pathogen are protective The pathogen contains mycolic acid in its cell wall None of these The pathogen can live inside macrophages Antibodies to the pathogen are protective ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease The "A" subunit of diphtheria toxin 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 cause ADP ribosylation of a factor involved in protein synthesis forms cAMP that leads to fluid accumulation ANSWER DOWNLOAD EXAMIANS APP
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