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 Lactoferrin helps to protect against pathogens by lowering the pH blocking sebum production facilitating the growth of normal flora sequestering Iron lowering the pH blocking sebum production facilitating the growth of normal flora sequestering Iron ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which is not a major defense mechanism in the stomach? Proteolytic enzymes All of these Dense normal flora Low pH Proteolytic enzymes All of these Dense normal flora Low pH ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease A major difference between EHEC and EPEC is EPEC passes through the placenta to infect the fetus and EHEC does not EPEC rearranges host cell actin and EHEC does not EHEC possesses a type III secretion system and EPEC 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 EPEC rearranges host cell actin and EHEC does not EHEC possesses a type III secretion system and EPEC does not EHEC secretes a Shiga-like toxin and EPEC does not ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Each of the 3 virulence factors of Bacillus anthracis i.e. the capsule, edema toxin and lethal toxin can affect the activity of B cells macrophages ciliated epithelial cells M cells B cells macrophages ciliated epithelial cells M cells ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Mucus helps in protecting against pathogens by 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 facilitating the growth of normal flora ANSWER DOWNLOAD EXAMIANS APP