Microorganisms and Disease Which is not a major defense mechanism in the stomach? Dense normal flora Proteolytic enzymes All of these Low pH Dense normal flora Proteolytic enzymes All of these Low pH ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Both Mycobacterium tuberculosis and Streptococcus pneumoniae have polysaccharide capsules are acquired by inhalation stay in the lung and rarely, if ever, enter the bloodstream have cell walls that contain a high content of mycolic acids have polysaccharide capsules are acquired by inhalation stay in the lung and rarely, if ever, enter the bloodstream have cell walls that contain a high content of mycolic acids ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following statements is not true regarding Mycobacterium tuberculosis and/or the disease it causes? Antibodies to the pathogen are protective The pathogen contains mycolic acid in its cell wall The pathogen can live inside macrophages None of these Antibodies to the pathogen are protective The pathogen contains mycolic acid in its cell wall The pathogen can live inside macrophages None of these ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Coxsackie virus B3, a subgroup of enteroviruses, commonly causes muscular dystrophy myocarditis gastroenteritis acute hemorrhagic conjunctivitis muscular dystrophy myocarditis gastroenteritis acute hemorrhagic conjunctivitis ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease A major difference between EHEC and EPEC is EPEC rearranges host cell actin and EHEC does not EHEC secretes a Shiga-like toxin and EPEC does not EPEC passes through the placenta to infect the fetus and EHEC does not EHEC possesses a type III secretion system and EPEC does not EPEC rearranges host cell actin and EHEC does not EHEC secretes a Shiga-like toxin and EPEC does not EPEC passes through the placenta to infect the fetus and EHEC does not EHEC possesses a type III secretion system and EPEC does not ANSWER DOWNLOAD EXAMIANS APP
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 sequestering Iron lowering the pH facilitating the growth of normal flora blocking access and attachment of pathogens to mucosal surfaces sequestering Iron lowering the pH ANSWER DOWNLOAD EXAMIANS APP
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