Microorganisms and Disease Pseudomembraneous colitis is caused by a spore-forming bacterium All of these caused by a gram-positive bacterium precipitated by the use of certain antibiotics caused by a spore-forming bacterium All of these caused by a gram-positive bacterium precipitated by the use of certain antibiotics ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease The influenza vaccine is administered each year because None of these the vaccine is sufficiently toxic to make it necessary to administer only a small amount at any one time it is a polysaccharide vaccine that does not confer long-term protection mutations in the viral hemagglutinin may allow the virus to evade the immune response elicited by previous vaccines None of these the vaccine is sufficiently toxic to make it necessary to administer only a small amount at any one time it is a polysaccharide vaccine that does not confer long-term protection mutations in the viral hemagglutinin may allow the virus to evade the immune response elicited by previous vaccines ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Coxsackie virus B3, a subgroup of enteroviruses, commonly causes acute hemorrhagic conjunctivitis gastroenteritis muscular dystrophy myocarditis acute hemorrhagic conjunctivitis gastroenteritis muscular dystrophy myocarditis ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Cholera toxin is an A-B type toxin in which the B portions bind to a receptor on a host cell and the A portion enters the cell to cause ADP ribosylation of adenylate cyclase that stops production of cAMP cleavage of rRNA that results in disruption of ribosome function ADP ribosylation of a G protein that locks it into an active form that stimulates adenylate cyclase to make cAMP ADP ribosylation of guanylate cyclase that stimulates production of cGMP ADP ribosylation of adenylate cyclase that stops production of cAMP cleavage of rRNA that results in disruption of ribosome function ADP ribosylation of a G protein that locks it into an active form that stimulates adenylate cyclase to make cAMP ADP ribosylation of guanylate cyclase that stimulates production of cGMP 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? Botulism Tetanus Shigellosis Diphtheria Botulism Tetanus Shigellosis Diphtheria ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease A major difference between EHEC and EPEC is EHEC possesses a type III secretion system 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 secretes a Shiga-like toxin and EPEC does not EHEC possesses a type III secretion system 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 secretes a Shiga-like toxin and EPEC does not ANSWER DOWNLOAD EXAMIANS APP